Bolthole Index

Comanche County, Oklahoma

Building permits, zoning and septic rules in Comanche County, Oklahoma

53Index Score / 100
#48 of 77 in Oklahoma

Unincorporated Comanche County, Oklahoma requires no county building permit and has no county zoning12. Every construction project needs a Floodplain Discovery; construction in a Special Flood Hazard Area needs a county Floodplain Development Permit3. Lawton and Medicine Park set their own zoning45. Oklahoma DEQ issues septic authorizations, with additional local sewage requirements in Medicine Park67.

At a glance

Building permit
Comanche County issues no building permits in unincorporated areas; floodplain permit still applies13
Zoning
No county zoning on unincorporated land; Lawton and Medicine Park have their own245
Septic permit
State DEQ authorization before installation and approval after inspection89
Building code
Oklahoma's statewide minimum code applies10
Certificate of occupancy
Not issued or administered by Comanche County11
RV, tiny home or manufactured home
No county zoning-based occupancy restriction on unincorporated land12
Private domestic well
No state water permit for qualifying domestic use; public-supply wells are regulated1314
Owner-builder
You may build your own home because no county building permit is required15

Who to call

Floodplain permits

Comanche County Office of Floodplain Management

Administers Comanche County's floodplain permit, elevation certificates and no-rise certificates for construction in Special Flood Hazard Areas

580-585-5305

apack@comanchecountyok.gov

315 SW 5th Street, Suite 107, Lawton, OK 73501

Septic permits

Oklahoma Department of Environmental Quality (DEQ)

Reviews and issues Authorization/Permit to Construct approvals for on-site septic systems statewide, including unincorporated Comanche County

405-702-0100

707 N Robinson, Oklahoma City, OK 73102

Contact details are copied from each office’s official page and were checked against it on October 14, 2026.

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Do you need a building permit in Comanche County, Oklahoma?

Comanche County does not issue or administer building permits or certificates of occupancy111. The county's own process has three steps: complete a Floodplain Discovery with the Comanche County Floodplain Administrator, obtain a Floodplain Development Permit before construction if the property is in a Special Flood Hazard Area, then contact the appropriate Oklahoma state agency about any building, fire safety, health, occupancy or other permits that apply to the project16. County inspections cover floodplain-regulated development as needed for compliance, rather than a general building inspection program17. Oklahoma’s statewide minimum residential code is the 2024 IRC with state amendments, effective September 14, 2026, even though Comanche County administers no building permit10. Septic authorization remains a separate requirement through Oklahoma DEQ8.

Who handles building, floodplain and septic permits in Comanche County?

Comanche County has no general building-permit office because the county does not issue or administer building permits1. The Comanche County Office of Floodplain Management is the county contact for a proposed build, at 315 SW 5th Street, Suite 107, Lawton, OK 73501, phone 580-585-5305, email apack@comanchecountyok.gov18. Ask that office to complete the required Floodplain Discovery and, if the site is in a Special Flood Hazard Area, obtain the Floodplain Development Permit before construction3. Septic approval is separate: Oklahoma DEQ, at 707 N Robinson, Oklahoma City, OK 73102, phone 405-702-0100, administers on-site sewage permitting196. After an Authorization to Construct is purchased, DEQ assigns it to a local Environmental Specialist based on the property's location6.

Does Comanche County have zoning?

Comanche County has no county zoning; the county answer below applies to unincorporated land2. Unincorporated Comanche County sets no zoning-based minimum dwelling size, setback, lot-coverage or building-height limit, and places no zoning-based restriction on accessory dwellings12. Lawton and Medicine Park set their own zoning45. Septic authorization stays with Oklahoma DEQ, including inside Lawton; Medicine Park also requires compliance with applicable local and health-authority sewage rules when public sewer connection is not required6207. No county zoning does not waive subdivision requirements: the governing body must approve a plat before filing, with Assessor review and Treasurer certification21. Residential-development plats outside municipal limits need state approval before recording, offering lots for sale or construction; a lot smaller than 2.5 acres requires the state’s approval stamp before recording2223.

How do septic permits work in Comanche County?

Oklahoma DEQ must review the on-site sewage report and issue an Authorization to Construct before a new or modified septic system is installed in Comanche County8. A local DEQ Environmental Specialist reviews the authorization based on the property's location, while alternative systems need DEQ approval before installation6. Every new installation or modification must be inspected and approved by DEQ, or installed, self-inspected and approved by a certified installer, before the system begins operating9. A certified installer must send the final inspection to DEQ within 15 days of completion9. For applications submitted on or after July 1, 2026, DEQ's new fee schedule applies, and fees now adjust annually with the Consumer Price Index24. Only about 19.1% of Comanche County land is rated “not limited” for a conventional septic drain field, so a parcel-specific site evaluation matters; the countywide rating does not mean septic is impossible25.

Can you live in an RV or tiny home on your land in Comanche County?

Unincorporated Comanche County places no zoning-based restriction on RV, tiny-home or manufactured-home occupancy12. Lawton and Medicine Park set their own zoning45. Oklahoma permits on-site sewage treatment, but DEQ’s Report for On-Site Sewage determines which systems are allowed for the parcel based on the home, lot and soils; alternative systems require DEQ approval before installation26. In Medicine Park, private sewage disposal is conditional on public sewer connection not being required and compliance with applicable local and health-authority requirements7. An occupied manufactured home is a permanent installation under Oklahoma rules, and new manufactured homes must follow federal installation standards or approved manufacturer instructions27. Floodplain review and septic authorization still apply to a proposed build38.

How do you build a home in Comanche County, step by step?

  1. Establish whether the parcel is unincorporated: Comanche County has no county zoning, while Lawton and Medicine Park set their own zoning245.
  2. Ask the Comanche County Floodplain Administrator to complete a Floodplain Discovery for the project3.
  3. If the site is in a Special Flood Hazard Area, obtain the Floodplain Development Permit before construction; the Administrator may inspect regulated work for compliance317.
  4. Design the home to Oklahoma's statewide minimum residential code even though Comanche County issues no building permit101.
  5. Have the site and soils evaluated, obtain DEQ's Authorization to Construct, and complete the required inspection before operating the septic system89.
  6. For a well, distinguish qualifying domestic use, which needs no state water permit, from a regulated public-supply well1314.
  7. Ask the appropriate Oklahoma state agency whether any building, fire safety, health or occupancy permit applies to the project; the county leaves that step to the state16.
  8. If access connects to a state or federal highway right-of-way, obtain an approved ODOT Driveway Agreement before doing work there28.

What should you check before buying land in Comanche County, Oklahoma?

Federal land covers about 22.5% of Comanche County, so confirm the parcel's exact boundaries and legal access29. The county averages about 31.9 inches of rain a year, and severe drought occurred in roughly 36.5% of recent years, making a reliable water plan important3031. A qualifying private domestic well does not need a state water permit, but DEQ construction permitting covers wells serving regulated public water supplies1314. Only about 19.1% of county land is rated “not limited” for a conventional septic drain field, so settle the septic location and likely system type through a site evaluation; this rating does not rule out septic25. About 87% of the county is at a slope of 15% or less, while about 11.9% is wooded3233. Farmland has recently valued around $2,715 an acre, while the effective property-tax rate is about 0.9% and the median bill is near $1,386 a year343536.

Watch-outs

  • Federal land covers about 22.5% of Comanche County; confirm the parcel boundaries and legal access before buying29.
  • Every construction project must complete a Floodplain Discovery, and a project in a Special Flood Hazard Area needs a permit before construction3.
  • Comanche County directs applicants to the appropriate Oklahoma state agency for any building, fire safety, health or occupancy permits; the county does not tell you which apply, so ask before you build16.
  • Medicine Park allows private sewage disposal only where public sewer connection is not required, subject to applicable local and health-authority requirements; ask the town about the parcel’s sewer obligations7.

Sources

  1. Zoning & Permitting Information, quoted and re-checked
  2. Zoning & Permitting Information, quoted and re-checked
  3. Zoning & Permitting Information, quoted and re-checked
  4. Lawton: Lawton Code § 18-5-1-506, Intensity of use (Comanche County), quoted and re-checked
  5. Town of Medicine Park: Medicine Park Code, Sec. 48-77, R-1 Residential Districts (Comanche County), quoted and re-checked
  6. On-Site Sewage Treatment, quoted and re-checked
  7. Town of Medicine Park: Medicine Park Code, Sec. 46-102, Private sewage disposal facilities (Comanche County), quoted and re-checked
  8. On-Site Sewage Treatment, quoted and re-checked
  9. On-Site Sewage Treatment, quoted and re-checked
  10. International Residential Code Adoptions, quoted and re-checked
  11. Zoning & Permitting Information, quoted and re-checked
  12. Oklahoma law on county zoning and building authority
  13. Apply for a Water Permit (Oklahoma statewide rule), quoted and re-checked
  14. Construction Permitting, quoted and re-checked
  15. Oklahoma law on county zoning and building authority
  16. Zoning & Permitting Information, quoted and re-checked
  17. Certificate of Compliance– Floodplain, quoted and re-checked
  18. Comanche County Office of Floodplain Management (comanchecountyok.gov)
  19. Oklahoma Department of Environmental Quality (DEQ) (deq.ok.gov)
  20. Lawton: On-Site Sewage Information (Comanche County), quoted and re-checked
  21. Land Records, quoted and re-checked
  22. Oklahoma Statutes, Title 27A — Environment and Natural Resources (Oklahoma statewide rule), quoted and re-checked
  23. Oklahoma Statutes, Title 27A — Environment and Natural Resources (Oklahoma statewide rule), quoted and re-checked
  24. Online Payments — On-Site Sewage Treatment Systems, quoted and re-checked
  25. Share of soils USDA rates "not limited" for a conventional septic drain field (SSURGO). A strict rating: the median county is about 6% and a tenth of counties are 0%, so a low figure means most lots need a site evaluation or an engineered system, not that septic is impossible. Cite it only with that caveat: Bolthole Index county data
  26. On-Site Sewage Information (Oklahoma statewide rule), quoted and re-checked
  27. Title 765 Oklahoma Used Motor Vehicle and Parts Commission Rules and Regulations (Oklahoma statewide rule), quoted and re-checked
  28. Instructions for Driveway Permit Application (Oklahoma statewide rule), quoted and re-checked
  29. Federal land share: Bolthole Index county data
  30. Annual precipitation: Bolthole Index county data
  31. Share of years in severe drought: Bolthole Index county data
  32. Share of land at 15% slope or less: Bolthole Index county data
  33. Wooded share of land: Bolthole Index county data
  34. Farmland value per acre (USDA census): Bolthole Index county data
  35. Effective property tax rate: Bolthole Index county data
  36. Median property tax bill: Bolthole Index county data

Written October 14, 2026 from the rules quoted below, each taken from an official source and re-checked by an independent reviewer. This is research, not legal advice: rules change, so confirm with the office before you buy or build.

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Compared with neighboring counties

Like 5 of its 6 neighbors, Comanche County requires no county building permit for a home.

RuleComanche CountyCotton CountyTillman CountyKiowa CountyStephens CountyCaddo CountyGrady County
Building permitNot requiredNot requiredNot requiredNot requiredLimitedNot requiredNot required
County zoningNoNot publishedNoNoNot publishedNot publishedNo
Septic permitsOK DEQOK Dept. of Env. QualityOK Dept. of Env. QualityOK DEQOK DEQOK DEQOK DEQ

County locator

Comanche County in Oklahoma

53
County map
Comanche County highlighted among the Oklahoma counties · colored by Index score

How Comanche County scores

Seclusion3980% ev.
Self-Sufficiency3199% ev.
Admin Boringness7190% ev.
Durability45100% ev.
Property Autonomy69100% ev.
Carry Cost84100% ev.

Evidence strength: 94%. This reports direct-source completeness and fallback use; it is separate from the score and is not a confidence interval. How it works →

$157kTypical home
0.9%Property tax
$2,715Land / acre
31.9"Annual rain
36.5% of yrsSevere drought
45.5 / yr (+26.5)Mid-century 100°F days
26.9 daysMid-century dry spell
2.1" (+4%)Mid-century 1-day rain
1.37×Wildfire change factor
100%Forward climate coverage
$2,920Home insurance / yr
2% / yrInsurance growth
0.76%Nonrenewal rate
county median (2+ published ZIPs)Insurance basis
87,627People within 30 min
2,036,318People within 2 hr
85,866Radius comparison (15 mi)
113.7People / sq mi
22.5%Federal land
87%Land at 15% slope or less
19.1%Soils rated "not limited" for septic (strict USDA rating)
128,609 acWorkable land screen
11.9%Wooded land
14.8 tonsBiomass / forest ac
62°FAvg temp

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Cities and towns in Comanche County

Inside a city or town, that city usually issues building permits and sets zoning; the county’s rules above cover unincorporated land. Septic, wells and floodplain rules usually stay with the county or state everywhere.

Not yet researched: Town of Chattanooga · Elgin · Town of Faxon · Town of Fletcher · Town of Geronimo · Town of Indiahoma · Town of Sterling

Answers from the rulebook for Comanche County

What the ordinances and state agencies actually say — one answer per question, each quoted from the official source and independently re-checked.

Comanche County rules

  • Building permitNot required

    Building permits issued or administered by Comanche County.

    • The county page states that state agencies may handle permits and approvals instead.
    • All construction projects must complete a Floodplain Discovery.
    • If the property is within a Special Flood Hazard Area, a Floodplain Development Permit is required before construction can begin.
    “The County also does not issue or administer: Building permits”
  • Owner-builder exemption · follows from the permit answerNot needed

    Unincorporated Comanche County: no county building permit is required, so there is no permit to be exempt from and you may build your own home. State licensing for electrical, plumbing and HVAC work may still apply.

    • The county page states that state agencies may handle permits and approvals instead.
    • All construction projects must complete a Floodplain Discovery.
    “The County also does not issue or administer: Building permits”
  • InspectionsLimited

    Development subject to Comanche County floodplain regulations.

    • The Floodplain Administrator performs inspections as applicable to ensure compliance.
    • The requirement is limited to floodplain-regulated development and is not a general county building inspection program.
    “The Floodplain Administrator will complete this section as applicable based on inspection of the development to ensure compliance with Comanche County Floodplain Regulations.”
  • Certificate of occupancyNot required

    Certificates of Occupancy issued or administered by Comanche County.

    • The county page specifically notes that commercial Certificates of Occupancy not administered by the county may fall under the Oklahoma Office of the State Fire Marshal or Oklahoma Construction Industries Board.
    • Other state or local occupancy requirements may apply.
    “The County also does not issue or administer: [...] Certificates of Occupancy”
  • County-wide zoningAbsent

    County zoning in Comanche County, including the county's general land-use authority.

    • The county page separately describes floodplain requirements; zoning absence does not eliminate floodplain regulation.
    • Municipal and state requirements may apply separately.
    “No. Comanche County does not have county zoning.”
  • Zoning districts · by state lawNo county rule

    Unincorporated Comanche County: no county rule sets this, because Comanche County has adopted no county zoning ordinance (Oklahoma law lets some counties zone, but this one has not). Comanche County's own reviewed answer confirms it has no county-wide zoning.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • The act applies only to counties having a population in excess of 500,000 according to the latest Federal Decennial Census.
    • The zoning power is limited to unincorporated areas of the county.
    “The board of county commissioners is hereby empowered to adopt zoning regulations effective in the unincorporated areas of the county for the purposes of promoting the health, safety, peace, morals, comfort and the general welfare of the inhabitants; lessening danger and congestion in public transportation and travel; securing safety from fire and other dangers; preventing overcrowding of land; avoiding undue concentration of population; providing adequate police protection, transportation, water, sewerage, schools, parks, forests, recreational facilities, airports, military and naval facilities, and other public requirements; and preventing undue encroachment thereon. The zoning power hereby conferred shall not be exercised so as to deprive the owner of any existing property of its use or maintenance for the purpose to which it is then lawfully devoted except as hereinafter provided; nor shall the provisions of this act apply to the erection, installation and use of structures and equipment by public utilities subject to the jurisdiction and regulation of the Corporation Commission of the State of Oklahoma or other similar state or federal regulatory bodies; nor to the erection or use of the usual farm buildings for agricultural purposes, the planting of agricultural crops or the extraction of minerals.”
  • Minimum dwelling size · by state lawNo county rule

    Unincorporated Comanche County: no county rule sets this, because Comanche County has adopted no county zoning ordinance (Oklahoma law lets some counties zone, but this one has not). Comanche County's own reviewed answer confirms it has no county-wide zoning.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • The act applies only to counties having a population in excess of 500,000 according to the latest Federal Decennial Census.
    • The zoning power is limited to unincorporated areas of the county.
    “The board of county commissioners is hereby empowered to adopt zoning regulations effective in the unincorporated areas of the county for the purposes of promoting the health, safety, peace, morals, comfort and the general welfare of the inhabitants; lessening danger and congestion in public transportation and travel; securing safety from fire and other dangers; preventing overcrowding of land; avoiding undue concentration of population; providing adequate police protection, transportation, water, sewerage, schools, parks, forests, recreational facilities, airports, military and naval facilities, and other public requirements; and preventing undue encroachment thereon. The zoning power hereby conferred shall not be exercised so as to deprive the owner of any existing property of its use or maintenance for the purpose to which it is then lawfully devoted except as hereinafter provided; nor shall the provisions of this act apply to the erection, installation and use of structures and equipment by public utilities subject to the jurisdiction and regulation of the Corporation Commission of the State of Oklahoma or other similar state or federal regulatory bodies; nor to the erection or use of the usual farm buildings for agricultural purposes, the planting of agricultural crops or the extraction of minerals.”
  • Minimum lot size · by state lawNo county rule

    Unincorporated Comanche County: no county rule sets this, because Comanche County has adopted no county zoning ordinance (Oklahoma law lets some counties zone, but this one has not). Comanche County's own reviewed answer confirms it has no county-wide zoning.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • The act applies only to counties having a population in excess of 500,000 according to the latest Federal Decennial Census.
    • The zoning power is limited to unincorporated areas of the county.
    “The board of county commissioners is hereby empowered to adopt zoning regulations effective in the unincorporated areas of the county for the purposes of promoting the health, safety, peace, morals, comfort and the general welfare of the inhabitants; lessening danger and congestion in public transportation and travel; securing safety from fire and other dangers; preventing overcrowding of land; avoiding undue concentration of population; providing adequate police protection, transportation, water, sewerage, schools, parks, forests, recreational facilities, airports, military and naval facilities, and other public requirements; and preventing undue encroachment thereon. The zoning power hereby conferred shall not be exercised so as to deprive the owner of any existing property of its use or maintenance for the purpose to which it is then lawfully devoted except as hereinafter provided; nor shall the provisions of this act apply to the erection, installation and use of structures and equipment by public utilities subject to the jurisdiction and regulation of the Corporation Commission of the State of Oklahoma or other similar state or federal regulatory bodies; nor to the erection or use of the usual farm buildings for agricultural purposes, the planting of agricultural crops or the extraction of minerals.”
  • Setbacks · by state lawNo county rule

    Unincorporated Comanche County: no county rule sets this, because Comanche County has adopted no county zoning ordinance (Oklahoma law lets some counties zone, but this one has not). Comanche County's own reviewed answer confirms it has no county-wide zoning.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • The act applies only to counties having a population in excess of 500,000 according to the latest Federal Decennial Census.
    • The zoning power is limited to unincorporated areas of the county.
    “The board of county commissioners is hereby empowered to adopt zoning regulations effective in the unincorporated areas of the county for the purposes of promoting the health, safety, peace, morals, comfort and the general welfare of the inhabitants; lessening danger and congestion in public transportation and travel; securing safety from fire and other dangers; preventing overcrowding of land; avoiding undue concentration of population; providing adequate police protection, transportation, water, sewerage, schools, parks, forests, recreational facilities, airports, military and naval facilities, and other public requirements; and preventing undue encroachment thereon. The zoning power hereby conferred shall not be exercised so as to deprive the owner of any existing property of its use or maintenance for the purpose to which it is then lawfully devoted except as hereinafter provided; nor shall the provisions of this act apply to the erection, installation and use of structures and equipment by public utilities subject to the jurisdiction and regulation of the Corporation Commission of the State of Oklahoma or other similar state or federal regulatory bodies; nor to the erection or use of the usual farm buildings for agricultural purposes, the planting of agricultural crops or the extraction of minerals.”
  • Lot coverage · by state lawNo county rule

    Unincorporated Comanche County: no county rule sets this, because Comanche County has adopted no county zoning ordinance (Oklahoma law lets some counties zone, but this one has not). Comanche County's own reviewed answer confirms it has no county-wide zoning.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • The act applies only to counties having a population in excess of 500,000 according to the latest Federal Decennial Census.
    • The zoning power is limited to unincorporated areas of the county.
    “The board of county commissioners is hereby empowered to adopt zoning regulations effective in the unincorporated areas of the county for the purposes of promoting the health, safety, peace, morals, comfort and the general welfare of the inhabitants; lessening danger and congestion in public transportation and travel; securing safety from fire and other dangers; preventing overcrowding of land; avoiding undue concentration of population; providing adequate police protection, transportation, water, sewerage, schools, parks, forests, recreational facilities, airports, military and naval facilities, and other public requirements; and preventing undue encroachment thereon. The zoning power hereby conferred shall not be exercised so as to deprive the owner of any existing property of its use or maintenance for the purpose to which it is then lawfully devoted except as hereinafter provided; nor shall the provisions of this act apply to the erection, installation and use of structures and equipment by public utilities subject to the jurisdiction and regulation of the Corporation Commission of the State of Oklahoma or other similar state or federal regulatory bodies; nor to the erection or use of the usual farm buildings for agricultural purposes, the planting of agricultural crops or the extraction of minerals.”
  • Building height · by state lawNo county rule

    Unincorporated Comanche County: no county rule sets this, because Comanche County has adopted no county zoning ordinance (Oklahoma law lets some counties zone, but this one has not). Comanche County's own reviewed answer confirms it has no county-wide zoning.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • The act applies only to counties having a population in excess of 500,000 according to the latest Federal Decennial Census.
    • The zoning power is limited to unincorporated areas of the county.
    “The board of county commissioners is hereby empowered to adopt zoning regulations effective in the unincorporated areas of the county for the purposes of promoting the health, safety, peace, morals, comfort and the general welfare of the inhabitants; lessening danger and congestion in public transportation and travel; securing safety from fire and other dangers; preventing overcrowding of land; avoiding undue concentration of population; providing adequate police protection, transportation, water, sewerage, schools, parks, forests, recreational facilities, airports, military and naval facilities, and other public requirements; and preventing undue encroachment thereon. The zoning power hereby conferred shall not be exercised so as to deprive the owner of any existing property of its use or maintenance for the purpose to which it is then lawfully devoted except as hereinafter provided; nor shall the provisions of this act apply to the erection, installation and use of structures and equipment by public utilities subject to the jurisdiction and regulation of the Corporation Commission of the State of Oklahoma or other similar state or federal regulatory bodies; nor to the erection or use of the usual farm buildings for agricultural purposes, the planting of agricultural crops or the extraction of minerals.”
  • Living in an RV · by state lawNo county rule

    Unincorporated Comanche County: no county rule sets this, because Comanche County has adopted no county zoning ordinance (Oklahoma law lets some counties zone, but this one has not). Comanche County's own reviewed answer confirms it has no county-wide zoning.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • The act applies only to counties having a population in excess of 500,000 according to the latest Federal Decennial Census.
    • The zoning power is limited to unincorporated areas of the county.
    “The board of county commissioners is hereby empowered to adopt zoning regulations effective in the unincorporated areas of the county for the purposes of promoting the health, safety, peace, morals, comfort and the general welfare of the inhabitants; lessening danger and congestion in public transportation and travel; securing safety from fire and other dangers; preventing overcrowding of land; avoiding undue concentration of population; providing adequate police protection, transportation, water, sewerage, schools, parks, forests, recreational facilities, airports, military and naval facilities, and other public requirements; and preventing undue encroachment thereon. The zoning power hereby conferred shall not be exercised so as to deprive the owner of any existing property of its use or maintenance for the purpose to which it is then lawfully devoted except as hereinafter provided; nor shall the provisions of this act apply to the erection, installation and use of structures and equipment by public utilities subject to the jurisdiction and regulation of the Corporation Commission of the State of Oklahoma or other similar state or federal regulatory bodies; nor to the erection or use of the usual farm buildings for agricultural purposes, the planting of agricultural crops or the extraction of minerals.”
  • Camping on your land · by state lawNo county rule

    Unincorporated Comanche County: no county rule sets this, because Comanche County has adopted no county zoning ordinance (Oklahoma law lets some counties zone, but this one has not). Comanche County's own reviewed answer confirms it has no county-wide zoning.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • The act applies only to counties having a population in excess of 500,000 according to the latest Federal Decennial Census.
    • The zoning power is limited to unincorporated areas of the county.
    “The board of county commissioners is hereby empowered to adopt zoning regulations effective in the unincorporated areas of the county for the purposes of promoting the health, safety, peace, morals, comfort and the general welfare of the inhabitants; lessening danger and congestion in public transportation and travel; securing safety from fire and other dangers; preventing overcrowding of land; avoiding undue concentration of population; providing adequate police protection, transportation, water, sewerage, schools, parks, forests, recreational facilities, airports, military and naval facilities, and other public requirements; and preventing undue encroachment thereon. The zoning power hereby conferred shall not be exercised so as to deprive the owner of any existing property of its use or maintenance for the purpose to which it is then lawfully devoted except as hereinafter provided; nor shall the provisions of this act apply to the erection, installation and use of structures and equipment by public utilities subject to the jurisdiction and regulation of the Corporation Commission of the State of Oklahoma or other similar state or federal regulatory bodies; nor to the erection or use of the usual farm buildings for agricultural purposes, the planting of agricultural crops or the extraction of minerals.”
  • Tiny homes · by state lawNo county rule

    Unincorporated Comanche County: no county rule sets this, because Comanche County has adopted no county zoning ordinance (Oklahoma law lets some counties zone, but this one has not). Comanche County's own reviewed answer confirms it has no county-wide zoning.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • The act applies only to counties having a population in excess of 500,000 according to the latest Federal Decennial Census.
    • The zoning power is limited to unincorporated areas of the county.
    “The board of county commissioners is hereby empowered to adopt zoning regulations effective in the unincorporated areas of the county for the purposes of promoting the health, safety, peace, morals, comfort and the general welfare of the inhabitants; lessening danger and congestion in public transportation and travel; securing safety from fire and other dangers; preventing overcrowding of land; avoiding undue concentration of population; providing adequate police protection, transportation, water, sewerage, schools, parks, forests, recreational facilities, airports, military and naval facilities, and other public requirements; and preventing undue encroachment thereon. The zoning power hereby conferred shall not be exercised so as to deprive the owner of any existing property of its use or maintenance for the purpose to which it is then lawfully devoted except as hereinafter provided; nor shall the provisions of this act apply to the erection, installation and use of structures and equipment by public utilities subject to the jurisdiction and regulation of the Corporation Commission of the State of Oklahoma or other similar state or federal regulatory bodies; nor to the erection or use of the usual farm buildings for agricultural purposes, the planting of agricultural crops or the extraction of minerals.”
  • Manufactured homes · by state lawNo county rule

    Unincorporated Comanche County: no county rule sets this, because Comanche County has adopted no county zoning ordinance (Oklahoma law lets some counties zone, but this one has not). Comanche County's own reviewed answer confirms it has no county-wide zoning.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • The act applies only to counties having a population in excess of 500,000 according to the latest Federal Decennial Census.
    • The zoning power is limited to unincorporated areas of the county.
    “The board of county commissioners is hereby empowered to adopt zoning regulations effective in the unincorporated areas of the county for the purposes of promoting the health, safety, peace, morals, comfort and the general welfare of the inhabitants; lessening danger and congestion in public transportation and travel; securing safety from fire and other dangers; preventing overcrowding of land; avoiding undue concentration of population; providing adequate police protection, transportation, water, sewerage, schools, parks, forests, recreational facilities, airports, military and naval facilities, and other public requirements; and preventing undue encroachment thereon. The zoning power hereby conferred shall not be exercised so as to deprive the owner of any existing property of its use or maintenance for the purpose to which it is then lawfully devoted except as hereinafter provided; nor shall the provisions of this act apply to the erection, installation and use of structures and equipment by public utilities subject to the jurisdiction and regulation of the Corporation Commission of the State of Oklahoma or other similar state or federal regulatory bodies; nor to the erection or use of the usual farm buildings for agricultural purposes, the planting of agricultural crops or the extraction of minerals.”
  • Accessory dwellings · by state lawNo county rule

    Unincorporated Comanche County: no county rule sets this, because Comanche County has adopted no county zoning ordinance (Oklahoma law lets some counties zone, but this one has not). Comanche County's own reviewed answer confirms it has no county-wide zoning.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • The act applies only to counties having a population in excess of 500,000 according to the latest Federal Decennial Census.
    • The zoning power is limited to unincorporated areas of the county.
    “The board of county commissioners is hereby empowered to adopt zoning regulations effective in the unincorporated areas of the county for the purposes of promoting the health, safety, peace, morals, comfort and the general welfare of the inhabitants; lessening danger and congestion in public transportation and travel; securing safety from fire and other dangers; preventing overcrowding of land; avoiding undue concentration of population; providing adequate police protection, transportation, water, sewerage, schools, parks, forests, recreational facilities, airports, military and naval facilities, and other public requirements; and preventing undue encroachment thereon. The zoning power hereby conferred shall not be exercised so as to deprive the owner of any existing property of its use or maintenance for the purpose to which it is then lawfully devoted except as hereinafter provided; nor shall the provisions of this act apply to the erection, installation and use of structures and equipment by public utilities subject to the jurisdiction and regulation of the Corporation Commission of the State of Oklahoma or other similar state or federal regulatory bodies; nor to the erection or use of the usual farm buildings for agricultural purposes, the planting of agricultural crops or the extraction of minerals.”
  • Subdividing landRegulated (with conditions)

    Plat filing for subdivisions or land divisions recorded in Comanche County.

    • The governing body for the property must approve the plat before the County Clerk accepts it for filing.
    • The County Assessor must review, seal, sign, and date the plat.
    • The County Treasurer must certify that taxes have been paid.
    • The plat must be signed and notarized by the owner, surveyor, and governing body.
    • The original mylar and four copy mylars are required.

    copy mylars required: 4 copies (In addition to the original mylar.)

    “The governing body must approve plats, before the County Clerk can accept it for filing.”
  • Building in a floodplainRequired

    Construction and development within a Special Flood Hazard Area in Comanche County.

    • All construction projects must complete a Floodplain Discovery before construction.
    • A Floodplain Development Permit is required before construction can begin when the property is located within a Special Flood Hazard Area.
    • The applicant must contact the Comanche County Floodplain Administrator for the Floodplain Discovery.
    “a Floodplain Development Permit is required”
  • Permit processPartial

    County floodplain review and permitting for construction projects in Comanche County.

    • Step 1 is to contact the Comanche County Floodplain Administrator to complete a Floodplain Discovery.
    • Step 2 requires a Floodplain Development Permit before construction in a Special Flood Hazard Area.
    • Step 3 is to contact the appropriate Oklahoma state agency regarding building, fire safety, health, occupancy, or other permits.
    “Although Comanche County does not have county zoning or general building permits, the County does participate in the National Flood Insurance Program (NFIP) administered by FEMA. All construction projects must complete a Floodplain Discovery before construction. If the property is located within a Special Flood Hazard Area, a Floodplain Development Permit is required before construction can begin. [...] Step 1: Contact the Comanche County Floodplain Administrator to complete a Floodplain Discovery. Step 2: If the property is within a Special Flood Hazard Area, obtain the required Floodplain Development Permit before beginning construction. Step 3: Contact the appropriate State of Oklahoma agency regarding any building, fire safety, health, occupancy, or other permits that may apply to your project.”

Oklahoma rules that apply here

  • Building code adoptedAdopted

    Commercial building construction throughout Oklahoma, subject to the OUBCC amendments and lawful requirements of other jurisdictions.

    • The adopted code is the 2024 International Building Code as amended and modified by OUBCC rules.
    • The 2024 IBC became effective September 14, 2026.
    • The statewide code is a minimum standard; other jurisdictions may amend or alter it only pursuant to Oklahoma law and OUBCC administrative rules.
    • The International Building Code 2021 Edition was expressly not adopted for any purpose.
    • None of the IBC 2024 appendices are included in the statewide minimum code; other jurisdictions may adopt appendices under 59 O.S. § 1000.29.
    • All IBC 2024 chapters and provisions, including exceptions, not specifically modified, deleted, moved, or removed by the rules are adopted without modification.
    • Chapter 34 is not adopted and is not part of the statewide minimum code.

    code edition: International Building Code 2024 (as amended and modified by OUBCC) · effective date: 2026-09-14

    “748:20-2-1., 748:20-2-2., 748:20-2-3., and 748:20-2-4., adopt the IBC® 2024 edition, without appendices and establishes the IBC® 2024 edition as the statewide minimum code for commercial construction in the State of Oklahoma.”
    3 more reviewed findings on this topic
    • Adopted (with conditions) — Residential construction in Comanche County governed by Oklahoma's statewide adopted building-code framework, including one- and two-family dwellings and townhouses where applicable
      “Through its rulemaking process, the OUBCC is adopting the first printing of the 2024 Edition of the International Residential Code® (IRC®, 2024), effective September 14, 2026, as the permanent rule pursuant to Oklahoma law at OAC 748:20-6-1. [...] The Oklahoma Uniform Building Code Commission (the "OUBCC") hereby adopts the International Residential Code®, 2024 Edition (IRC® 2024), second printing (October 2024) as amended and modified in this subchapter to be the statewide minimum code for residential construction within the State of Oklahoma for one- and two-family dwellings and townhouses pursuant to 59 O.S. § 1000.23.”
    • Adopted — Minimum building-code standards for residential and commercial construction throughout Oklahoma, including construction subject to local county or municipal enforcement.
      “Base model codes have been adopted by reference and amended at the state level.”
    • Adopted — Minimum building codes for residential and commercial construction throughout Oklahoma, including construction in unincorporated areas.
      “Codes and standards adopted by the Commission shall be the minimum standards for residential and commercial construction in this state.”
  • Who permits septicState

    Individual and small public on-site sewage treatment systems in Comanche County.

    • Local DEQ Environmental Specialists review and issue authorizations based on property location.
    • Alternative systems require DEQ approval before installation.
    “Before installing a new or modifying an existing on-site sewage treatment system, an Authorization to Construct (ATC) must be purchased and issued by DEQ. After the ATC is purchased, it is assigned to the local DEQ Environmental Specialist (ES), based on the location of the property, for review and issuance.”
    One more reviewed finding on this topic
    • State — Statewide administration and regulatory oversight of individual and small public on-site sewage treatment systems in Oklahoma.
      “ECLS administers Oklahoma’s on-site sewage treatment program.”
  • Septic permitRequired

    Installing a new or modifying an existing individual or small public on-site sewage treatment system statewide.

    • Before installation or modification, an Authorization to Construct must be purchased and issued by DEQ.
    • The Report for On-Site Sewage must be reviewed by DEQ before the Authorization to Construct may be issued.
    • Alternative on-site systems must be approved by DEQ before installation.
    • Effective November 1, 2025, individuals not certified through DEQ may install only one on-site sewage treatment system per calendar year.
    “Before installing a new or modifying an existing on-site sewage treatment system, an Authorization to Construct (ATC) must be purchased and issued by DEQ. After the ATC is purchased, it is assigned to the local DEQ Environmental Specialist (ES), based on the location of the property, for review and issuance. The Report for On-Site Sewage (581) must be reviewed by DEQ before the ATC may be issued.”
    One more reviewed finding on this topic
    • Required — New or modified individual and small public on-site sewage treatment systems in Comanche County.
      “an Authorization to Construct (ATC) must be purchased and issued by DEQ.”
  • Septic inspectionRequired

    All new installations or modifications to on-site sewage systems in Comanche County.

    • Inspection and approval may be performed by DEQ, or the system may be installed, self-inspected, and approved by a certified installer.
    • Final inspections are documented on DEQ Form 641-576.
    • Certified-installer final inspections must be submitted to DEQ within 15 days of completion.

    submission deadline: 15 days (Final inspections performed by a certified installer.)

    “All new installations or modifications to an on-site sewage system must be inspected and approved by DEQ or installed, self-inspected and approved by a certified installer before the system may be placed into operation. Final inspections are documented on DEQ Form 641-576. The information provided must clearly identify all system components, their location on the property, and minimum required separation distances per Chapter 641. Final inspections performed by a certified installer must be submitted to DEQ within 15 days of completion.”
  • Off-grid sanitationAllowed (with conditions)

    On-site sewage treatment systems used by Oklahoma homes and businesses where sewage is treated on the property rather than through a centralized sewer system.

    • The Report for On-Site Sewage determines which system types are allowed for the property and states minimum dispersal requirements based on residence size or small-public-system daily flow.
    • A DEQ Authorization to Construct is required before installing or modifying the system.
    • All new installations or modifications require DEQ inspection and approval, or certified-installer self-inspection and approval, before operation.
    • Alternative systems require DEQ approval before installation.
    • The system design depends on lot size and shape, residence size, and soil-test results.
    “determines what types of on-site systems are allowed for the property.”
  • Well permitRequired

    Groundwater wells drilled or used for non-domestic purposes in Oklahoma, including public water supply, industrial, commercial, oil and gas, poultry, medical-marijuana, and irrigation of more than 3 acres.

    • A well drilling contractor must obtain OWRB authorization and approval before drilling.
    • Authorization will not be issued unless the well location has an active groundwater use permit.
    • Groundwater permit applications must be filed before taking or using groundwater and before drilling.
    • The applicant must own or lease the land, the land must overlie a fresh groundwater basin or subbasin, the proposed use must be beneficial, and waste by depletion or pollution must not occur.
    • Failure to submit an intent-to-drill application when required may result in a penalty of up to $5,000 per day per violation.

    irrigation threshold for intent-to-drill authorization: > 3 acres (Irrigation of less than 3 acres is listed as not requiring intent-to-drill authorization.) · application response time: 5 business days approximately (OWRB staff response time stated on the Wells & Licensing page.) · maximum penalty for failure to submit required intent-to-drill application: <= 5000 USD per day per violation

    “Any well drilling contractor who intends to drill a groundwater well for non-domestic use must apply for authorization”
    3 more reviewed findings on this topic
    • Limited — Water wells that are part of a regulated public water supply or other DEQ-regulated water facility.
      “Construction permits are required for these facilities for any new construction or any modifications to existing construction.”
    • Not required — Domestic use of groundwater and domestic groundwater wells used for household purposes, qualifying livestock, or irrigation of less than three acres statewide.
      “A water permit is not required for domestic use of groundwater”
    • Not required — Domestic groundwater use in Oklahoma, including household purposes, livestock up to the land’s grazing capacity, and irrigation of less than 3 acres.
      “A water permit is not required for domestic use of groundwater”
  • Agricultural exemptionAvailable (with conditions)

    Construction of a farm home or other farm building under the Title 19 city-county planning and zoning act.

    • The statute states that no fees or permits are required for construction of any farm home or other farm building under this Act.
    • The quoted exemption is limited to the construction described in the statute and does not establish that every other state or local approval is waived.
    “No fees or permits shall be required for [...] any farm building.”
    One more reviewed finding on this topic
    • Available (with conditions) — The zoning power conferred by Oklahoma Title 19 on municipalities and counties, including county unincorporated areas, as applied to usual farm buildings used for agricultural purposes and the planning of agricultural crops.
      “shall not apply to [...] the usual farm buildings for agricultural purposes”
  • Driveway accessLimited

    Driveways connecting to Federal or State Highway rights-of-way in Oklahoma.

    • An approved Driveway Agreement is required before work on the State Highway right-of-way.
    • The application requires an original Driveway Agreement and a sketch or site plan.
    • Drainage must be properly disposed of and runoff may not run onto the highway.
    • If the driveway is within city limits, the Agreement must be signed or permitted in writing by a city authority.
    • No alteration or relocation may be made without prior written permission from ODOT or its authorized representatives.
    • The permit expires if the driveway is not constructed within six months after the effective date unless a written extension is requested.

    permit expiration period: 6 months (Unless the applicant requests a written time extension from ODOT.)

    “Under no circumstances shall the applicant be permitted to do any work on the State Highway right-of-way until an approved copy of the application is in hand.”
  • Permit feesPublished (with conditions)

    Construction permits and renewals issued by a state agency, municipality, or other political subdivision for work governed by Oklahoma Uniform Building Code Commission codes.

    • The OUBCC fee is not to exceed $5.00 for issuance and $5.00 for renewal.
    • The official FAQ states that current fees are $4.00 per permit.
    • The issuing state agency, municipality, or other political subdivision may levy an additional fee up to $0.50 per construction permit or renewal permit.

    permit issuance fee: 4 USD (The statutory range is not to exceed $5.00.) · permit renewal fee: 4 USD (The statutory range is not to exceed $5.00.) · additional issuing-jurisdiction fee: <= 0.5 USD (May be levied by the collecting state agency, municipality, or other political subdivision.)

    “Currently the fees are set at $4.00 per permit.”
    One more reviewed finding on this topic
    • Variable (with conditions) — Oklahoma DEQ fees for on-site sewage authorizations and permits to construct, including applications for properties in Comanche County.
      “Effective July 1, 2026, fees for this program will increase in accordance with the annual Consumer Price Index (CPI) adjustment. Applications submitted on or after this date will be subject to the new fee schedule.”
  • county zoning authorityLimited

    County zoning authority in unincorporated areas under Oklahoma Statutes Title 19, Sections 868.1 through 868.22.

    • The authority applies only to counties having a population in excess of 500,000 according to the latest Federal Decennial Census.
    • The zoning authority is for unincorporated areas of the county.
    • Existing lawful uses are protected except as otherwise provided by the statute.
    • The statute excludes public utilities subject to Corporation Commission or similar state or federal regulation, usual farm buildings for agricultural purposes, planting agricultural crops, and extraction of minerals.
    • Zoning regulations must address the statutory public-health, safety, welfare, transportation, utilities, public facilities, and land-use purposes.

    county population threshold: > 500000 persons (latest Federal Decennial Census)

    “population in excess of five hundred thousand (500,000)”
    2 more reviewed findings on this topic
    • Limited — County zoning regulations for unincorporated areas under Title 19, §§19-868.1 through 19-868.22.
      “The board of county commissioners is hereby empowered to adopt zoning regulations effective in the unincorporated areas of the county for the purposes of promoting the health, safety, peace, morals, comfort and the general welfare of the inhabitants; lessening danger and congestion in public transportation and travel; securing safety from fire and other dangers; preventing overcrowding of land; avoiding undue concentration of population; providing adequate police protection, transportation, water, sewerage, schools, parks, forests, recreational facilities, airports, military and naval facilities, and other public requirements; and preventing undue encroachment thereon. The zoning power hereby conferred shall not be exercised so as to deprive the owner of any existing property of its use or maintenance for the purpose to which it is then lawfully devoted except as hereinafter provided; nor shall the provisions of this act apply to the erection, installation and use of structures and equipment by public utilities subject to the jurisdiction and regulation of the Corporation Commission of the State of Oklahoma or other similar state or federal regulatory bodies; nor to the erection or use of the usual farm buildings for agricultural purposes, the planting of agricultural crops or the extraction of minerals.”
    • Limited — County planning and zoning through a cooperative city-county planning commission for the unincorporated area of an eligible county.
      “county plan within the unincorporated area”
  • county building authorityLimited

    County adoption and enforcement of building or fire codes in unincorporated areas under 19 O.S. § 868.17A.

    • The authority applies only in unincorporated areas.
    • The provision does not apply to counties not subject to 19 O.S. §§ 868.1 through 868.22; those provisions apply only to counties with a population in excess of 500,000 according to the latest Federal Decennial Census.
    • Public-utility electric supply and communication lines regulated by the Corporation Commission are excluded.
    • The county may prescribe permits, notices, inspection procedures, and reasonable fees sufficient to cover inspection and enforcement expenses.
    • Building inspectors must be licensed by Oklahoma.

    county population threshold: > 500000 persons (latest Federal Decennial Census) · inspection and enforcement fees: reasonable and sufficient to meet inspection and enforcement expense

    “may, by resolution, adopt building codes, fire codes”
    One more reviewed finding on this topic
    • Limited — County adoption and enforcement of building and fire codes, including permits and inspections, in unincorporated areas under Title 19, §§19-868.1 through 19-868.22.
      “The board of county commissioners may, by resolution, adopt building codes, fire codes, or both building and fire codes which shall be designed for the purpose of promoting, benefiting, and protecting the public health, safety and welfare of the people of this state. The codes adopted pursuant to this section shall be applicable only in the unincorporated areas of the county. All building materials, equipment, and methods of installation or construction shall be at least the equivalent of that prescribed in any building or fire code adopted by the board of county commissioners in quality, strength, effectiveness, fire resistance, durability, and safety. Any codes adopted pursuant to this section shall not apply to the installation and maintenance of electric supply and communication lines of public utilities and public service companies which are regulated by the Corporation Commission. The provisions of this section shall not apply to any area located within any county not subject to the provisions of Section 868.1 through 868.22 of Title 19 of the Oklahoma Statutes. Building inspectors may be employed by a county to enforce building or fire codes. The building inspectors shall be licensed by the State of Oklahoma. The building inspectors shall enforce the provisions of any building or fire code adopted pursuant to this section and shall be authorized to inspect all buildings for the purpose of discharging the duties imposed by this section or by any building or fire code adopted by the board of county commissioners. The board of county commissioners may adopt rules to carry out the inspections to enforce the building or fire codes, may prescribe the necessary permits, notices, and inspection procedures and may set and determine fees. The fees shall be reasonable and shall be sufficient to meet the expense of inspection and enforcement of the building or fire codes.”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission — ask the county directly.

  • Local zoning — Aggregate of municipal and other local zoning within Comanche County; this claim does not treat the county's own zoning status as a survey of incorporated municipalities.
  • Mandatory utility hookup — Water or sewer utility connection requirements for property in Comanche County.
  • Short-term rentals — Short-term rental use in Comanche County.

Each answer was extracted from an official source and independently re-checked against that source by a second reviewer. That is an evidence check, not legal advice. Rules change; confirm with the authority before you buy or build.

Living off-grid in Comanche County, Oklahoma

Is Comanche County a good place to live off-grid or homestead?

Comanche County scores 53/100 on the Bolthole Index, a solid county profile. Its strengths: manageable long-term carry cost and low administrative friction for a quiet rural property. Watch-outs: workable self-sufficiency basics (31.9″/yr rainfall) and about 87,627 people within a 30-minute drive.

Do you need a building permit in Comanche County, Oklahoma?

Comanche County does not require a county building permit for a home in unincorporated areas, and it has no county-wide zoning. Onsite septic is permitted by Oklahoma Department of Environmental Quality (DEQ), Water Quality Division. Owner-builders may act as their own contractor to build their home. These answers are quoted from official sources and independently re-checked. Rules change and cities within the county differ — always confirm with the county before you buy or build.

Can you live in an RV or tiny home on your land in Comanche County?

Living in an RV on your own land in Comanche County is allowed: Unincorporated Comanche County: no county rule sets this, because Comanche County has adopted no county zoning ordinance (Oklahoma law lets some counties zone, but this one has not). Comanche County's own reviewed answer confirms it has no county-wide zoning. Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits. The act applies only to counties having a population in excess of 500,000 according to the latest Federal Decennial Census. A tiny home is allowed. Confirm with the county before relying on it.

How much does land cost in Comanche County, Oklahoma?

Land in Comanche County runs about $2,715 per acre, based on the latest county data.

What is the water situation in Comanche County?

Comanche County gets about 31.9" of rain a year, with severe drought in roughly 36.5% of years.

How remote is Comanche County?

A representative private-land location has about 87,627 people within a 30-minute drive and 2,036,318 within two hours. The road-network catchments count population across county lines and clusters of smaller cities; straight-line radius values remain available as a comparison.

How Comanche compares in Oklahoma

Compare side-by-side →See all 77 Oklahoma counties ranked →