Bolthole Index

Shannon County, Missouri

Building permits, zoning and land rules in Shannon County, Missouri

71Index Score / 100
#56 of 115 in Missouri

Unincorporated Shannon County, Missouri is identified as not requiring a residential building permit, but the county does not explicitly confirm that every project is permit-free1. Ask the County Clerk about building permits and the County Commission about zoning; inside a city, ask that city about both23. Septic permits remain with Missouri DHSS throughout Shannon County45.

At a glance

Building permit
No county building code is listed; confirm the permit requirement with the County Clerk12
Zoning
Countywide zoning could not be confirmed; ask the County Commission about the parcel63
Septic permits
Missouri DHSS issues septic permits throughout Shannon County; most installations and repairs require one45
RV or tiny-home living
County occupancy rules could not be confirmed; ask the County Clerk before relying on either use62
Owner-builder
No county owner-builder exemption could be confirmed7
Farm structures
Exempt from county fire-protection and fire-prevention ordinances, but not automatically from other rules8
Private wells
Contractors need state well and pump permits; landowners may install their own without one9
Floodplain development
A development permit is required; ask the County Commission who administers it locally103

Who to call

Also useful

Shannon County Commission

County governing body and local contact for parcel-specific land-use questions

(573) 226-3414 ext 220

PO Box 187, Eminence, MO 65466

Also useful

Shannon County Clerk

General county-government contact for confirming building permits and local parcel requirements

(573) 226-3414 ext. 1

PO Box 187, Eminence, MO 65466

Septic permits

Missouri DHSS Onsite Wastewater Treatment Program

Onsite wastewater construction permits for Shannon County

(573) 751-6095 ext. 5

930 Wildwood Dr, Jefferson City, MO 65102

Online permits →

Contact details are copied from each office’s official page and were checked against it on October 9, 2026.

Off-grid gear

Going off-grid in Shannon County means bringing your own water and power. The kit we’d start with:

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Do you need a building permit in Shannon County, Missouri?

Unincorporated Shannon County is identified as not requiring a residential building permit, but Shannon County does not explicitly state that every house, cabin, barn or shop is permit-free1. Missouri building codes are adopted locally rather than through one uniform statewide code11. Call the Shannon County Clerk before construction to confirm whether the project needs a building permit or inspection; inside an incorporated city, ask the city about its building permits2. City limits do not transfer septic permitting to the city: Missouri DHSS is the onsite-wastewater authority throughout Shannon County4. A floodplain development permit, septic permit or exemption confirmation, and MoDOT driveway permit can still apply independently10512. Missouri's farm-structure exemption covers county fire-protection and fire-prevention ordinances, not zoning, septic, floodplain or other land-use requirements8.

Who issues building permits in Shannon County, and how do you reach them?

Shannon County does not identify a county building or inspection office, so start with the Shannon County Clerk at PO Box 187, Eminence, MO 65466, or (573) 226-3414 ext. 1 to confirm the building-permit answer for an unincorporated parcel2. Inside an incorporated city, contact that city about building permits and inspections; Missouri DHSS still handles septic permits throughout Shannon County45. For zoning and other parcel-specific land-use questions, contact the Shannon County Commission at the same mailing address or (573) 226-3414 ext 2203. Ask the Commission who administers floodplain development permits and whether a proposed entrance affects a county road. A driveway built or modified within MoDOT right-of-way needs a MoDOT driveway permit rather than a county building permit12.

Does Shannon County have zoning?

Countywide zoning for unincorporated Shannon County could not be confirmed from an adopted ordinance or official zoning map6. Missouri law allows a county in the applicable class to begin county zoning only after voters approve the question, and county zoning concerns unincorporated territory13. The missing ordinance is not proof that every rural parcel is unrestricted. Ask the Shannon County Commission whether the parcel is subject to county zoning, subdivision controls, setbacks, height limits, lot coverage or a minimum dwelling size before relying on a seller's description3. Inside an incorporated city, ask the city whether it sets zoning for the parcel; septic permits remain with Missouri DHSS throughout Shannon County45. Floodplain development permits and MoDOT driveway permits also operate independently of zoning1012.

How do septic permits work in Shannon County?

Missouri DHSS directly administers septic permits throughout Shannon County rather than delegating them to a county or city health authority4. A construction permit is required before installing or repairing most onsite wastewater systems, although some single-family residential lots may qualify for an exemption5. Submit the project information through the DHSS request form to obtain an application number, and do not begin work until DHSS issues the septic permit or confirms an exemption1415. A residential property under three acres requires a construction permit, and a nonresidential onsite system requires one regardless of property size16. Application fees for onsite-system construction, modification and repair are temporarily suspended while new standards are pending5. Only 9.7% of Shannon County soils are rated without severe limitations for a conventional drain field, so evaluate the site before fixing the house location or budget17.

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

Shannon County's rules for living in an RV, camping temporarily, occupying a tiny home or placing a manufactured home could not be confirmed from an official county occupancy rule6. The same gap applies to minimum dwelling size and setbacks. Do not interpret the lack of a confirmed county zoning ordinance as permission to occupy any structure on any parcel. For unincorporated land, give the Shannon County Clerk the parcel location and explain whether the unit will be temporary, permanent, on wheels or connected to utilities2. Ask the Shannon County Commission whether zoning, a county land-use practice or a subdivision restriction applies; inside a city, ask that city about zoning and occupancy rules3. Septic permits do not shift to a city: Missouri DHSS handles Shannon County, and most onsite-system installations or repairs require a septic permit or confirmed exemption45. Wastewater may not be discharged to a road ditch or onto the ground18.

Building a home in Shannon County: the steps, in order

  1. For unincorporated land, call the Shannon County Clerk with the parcel number and project description to confirm whether a building permit or inspection applies; inside a city, ask that city's building office2.
  1. Ask the Shannon County Commission about zoning, subdivision rules, setbacks and county-road access; inside a city, confirm zoning with the city63. Identify the local issuer if the site needs a floodplain development permit10.
  1. For every Shannon County address, arrange a septic site evaluation and submit the project information through the DHSS request form for an application number415. Wait for a septic permit or confirmed exemption before work begins5.
  1. Choose the water source. A contractor needs the applicable state permit to construct or repair a well or install or replace its pump, while a landowner may install their own well or pump without that permit9.
  1. If the entrance will be built or altered within MoDOT right-of-way, submit the required MoDOT driveway request and allow for plans, studies or a bond if required12. Keep approvals, exemption confirmations and site plans with the property records.

What should you check before buying land in Shannon County?

Put septic feasibility near the top of due diligence: only 9.7% of Shannon County soils lack severe limitations for a conventional drain field, so a marginal homesite can change the system design and budget17. Terrain and clearing also matter because 56.8% of the county is at a slope of 15% or less and 86.8% is wooded1920. Check flood maps before choosing a homesite because all floodplain development requires a permit, and ask the Commission to identify the local administrator and process103. Confirm legal access and identify whether a proposed driveway enters MoDOT right-of-way12. For a private well, confirm who will do the work: regulated contractors need well or pump permits, while landowners may install their own219. The effective property-tax rate is about 0.4% and the median annual bill is about $6522223.

Watch-outs

  • No Shannon County page explicitly confirms the residential building-permit requirement, so verify the project with the County Clerk even though the state dataset lists no county residential building code12.
  • RV, tiny-home, manufactured-home and temporary-camping rules could not be confirmed; ask the County Clerk and Commission about the exact parcel and intended occupancy623.
  • Only 9.7% of Shannon County soils lack severe limits for a conventional drain field, so complete septic evaluation before committing to a homesite17.

Sources

  1. State of Missouri Data Portal - County Building Codes for Missouri (2026 county census)
  2. Shannon County Clerk (shannoncounty.gov)
  3. Shannon County Commission (shannoncounty.gov)
  4. Onsite Wastewater Authority, quoted and re-checked
  5. OWTS Construction Permit Process, quoted and re-checked
  6. (2026 county census)
  7. (2026 county census)
  8. revisor.mo.gov, quoted and re-checked
  9. Water Wells - PUB2945, quoted and re-checked
  10. Floodplain Forms, quoted and re-checked
  11. RSMo Section 64.170 (Missouri statewide rule), quoted and re-checked
  12. Permits, quoted and re-checked
  13. RSMo § 64.090 — Planning and zoning powers of county commission (Missouri statewide rule), quoted and re-checked
  14. OWTS Construction Permit Process, quoted and re-checked
  15. Missouri DHSS Onsite Wastewater Treatment Program (health.mo.gov)
  16. health.mo.gov, quoted and re-checked
  17. 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
  18. health.mo.gov (Missouri statewide rule), quoted and re-checked
  19. Share of land at 15% slope or less: Bolthole Index county data
  20. Wooded share of land: Bolthole Index county data
  21. Well and Pump Installation Contractor Permitting, quoted and re-checked
  22. Effective property tax rate: Bolthole Index county data
  23. Median property tax bill: Bolthole Index county data

Written October 9, 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 all 6 of its neighbors, Shannon County requires no county building permit for a home.

RuleShannon CountyCarter CountyReynolds CountyOregon CountyTexas CountyDent CountyIron County
Building permitNot requiredNot requiredNot requiredNot requiredNot requiredNot requiredNot required
County zoningNot publishedNoNot publishedNoNoNoNot published
Septic permitsMO Dept. of Health & Senior ServicesDHSSDHSSDHSSCounty Health Dept.DHSSDHSS

County locator

Shannon County in Missouri

71
County map
Shannon County highlighted among the Missouri counties · colored by Index score

How Shannon County scores

Seclusion81100% ev.
Self-Sufficiency57100% ev.
Admin Boringness7868% ev.
Durability39100% ev.
Property Autonomy47100% ev.
Carry Cost85100% ev.

Evidence strength: 95%. This reports direct-source completeness and fallback use; it is separate from the score and is not a confidence interval. How it works →

$195kTypical home
0.4%Property tax
$2,396Land / acre
47.7"Annual rain
5.8% of yrsSevere drought
11.2 / yr (+9.4)Mid-century 100°F days
16 daysMid-century dry spell
2.23" (+7.9%)Mid-century 1-day rain
1.75×Wildfire change factor
100%Forward climate coverage
$1,870Home insurance / yr
1.2% / yrInsurance growth
1.36%Nonrenewal rate
county median (2+ published ZIPs)Insurance basis
7,982People within 30 min
597,040People within 2 hr
7,111Radius comparison (15 mi)
7.2People / sq mi
19.3%Federal land
56.8%Land at 15% slope or less
9.7%Soils rated "not limited" for septic (strict USDA rating)
62,367 acWorkable land screen
86.8%Wooded land
42.1 tonsBiomass / forest ac
56.2°FAvg temp

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Cities and towns in Shannon 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.

Birch Tree · Eminence · Winona

Answers from the rulebook for Shannon County

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

Shannon County rules

  • Building permitNot required

    Missouri has no statewide residential building code, and the state's County Building Codes dataset lists no building or energy code for Shannon County; as a non-charter rural county it does not administer residential building permits. Corroborated by the state County Building Codes dataset (data.mo.gov iq7s-izvt, 2021): no county residential building code adopted.

    State of Missouri Data Portal - County Building Codes for Missouri ↗Scouted from the county site, not yet independently re-checked

Missouri rules that apply here

  • Building code adoptedPartial

    Missouri statewide legal framework for building-code adoption by counties and other communities; the statutes authorize local adoption rather than establishing one uniformly adopted statewide building code.

    • County authority under RSMo 64.170 applies to counties of the first and second classification.
    • A county that had not adopted a building code before August 28, 2001 must obtain voter approval before adopting under RSMo 64.170 to 64.200.
    • The adoption vote is limited to voters in the affected area; a code affecting a county is not voted on by citizens of incorporated territory.
    • A county adopting under RSMo 64.180 must use a current nationally recognized building code edition from calendar year 1999 or later, as amended.
    • A county building ordinance may not conflict with liquefied petroleum gas installation requirements governed by RSMo 323.020.
    • A community may incorporate a code by reference only if it otherwise has legal power to adopt the ordinance.
    • A code incorporated by reference must be filed with the community clerk and available for public inspection for 90 days before adoption.
    • An ordinance adopting a code by reference must state the penalty separately rather than incorporate the penalty by reference.
    • RSMo 67.280 defines community to include any county, fire protection district, or municipality, and municipality to include an incorporated city, town, or village.
    “Because fire and building codes are adopted at the local level in Missouri”
    2 more reviewed findings on this topic
  • Zoning districtsPartial

    Missouri statutory authority for counties to create zoning districts in unincorporated territory; this does not establish or publish the actual zoning districts for any particular county.

    • The statute applies to unincorporated territory of counties subject to sections 64.211 to 64.295.
    • Actual district boundaries, regulations, and maps depend on county adoption and are not supplied by this statewide statute.
    • District regulations must be uniform for each class or kind of building or land use within each district, although regulations may differ between districts.
    • The regulations must be made in accordance with a comprehensive plan.
    “the unincorporated territory may be divided into districts of such number, shape and area as may be deemed best suited”
  • Who permits septicMixed (with conditions)

    Onsite wastewater treatment systems statewide in Missouri.

    • DHSS administers minimum standards and permits through DHSS, local contract authorities, or local authorities operating under ordinance.
    • County or city governments may adopt standards stricter than the state standard.
    • DNR regulates lagoons serving anything other than single-family residences, systems discharging to surface waters, systems treating flows greater than 3,000 gallons per day and dispersing through soil absorption systems, and industrial wastewater systems.
    • DNR approval is required for subdivisions, mobile home parks, and campgrounds when OWTS use is planned.

    domestic wastewater flow threshold: <= 3000 gallons per day (DNR regulates systems with flows greater than 3,000 gallons per day when wastewater is dispersed through soil treatment or absorption systems)

    “DHSS OWTS permitting falls under one of three authority types: DHSS Onsite Program, Local Authority (contract), or Local Authority via Ordinance. The application process varies by permitting authority.”
    3 more reviewed findings on this topic
    • State — Onsite wastewater permitting authority for Shannon County.
      “Agency: DHSS Authority Type: DHSS Address: 930 Wildwood Dr, Jefferson City, MO 65102 County: Shannon”
    • State — Onsite wastewater permitting authority for Shannon County under the Missouri DHSS authority listing.
      “Agency: DHSS Authority Type: DHSS [...] County: Shannon”
    • Mixed — Missouri wastewater treatment systems, including domestic onsite systems, larger-flow systems, direct discharges, lagoons, subdivisions, and industrial wastewater.
      “In Missouri, different state and local agencies are responsible for regulating wastewater treatment systems.”
  • Septic permitRequired

    Installing or repairing most onsite wastewater treatment systems in Missouri, including residential systems subject to state permitting.

    • A construction permit is required before installing or repairing most OWTS.
    • Some single-family residential lots may be exempt.
    • For residential property less than three acres, a permit is required; the exemption does not apply in some counties, so the county authority must be checked.
    • Work should not begin until a permit is issued or an exemption is confirmed.
    • Effective August 28, 2026, application fees for onsite sewage disposal system construction, modifications, and repairs are temporarily suspended.

    residential lot threshold: < 3 acres (The exemption does not apply in some counties.) · temporary permit-fee suspension effective date: 2026-08-28 (Applies to application fees associated with onsite sewage disposal system construction, modifications, and repairs.)

    “A construction permit is required before installing or repairing most onsite wastewater treatment systems (OWTS). Some single family residential lots may be exempt from permitting.”
    5 more reviewed findings on this topic
    • Required — Installing or repairing most onsite wastewater treatment systems in Shannon County under DHSS administration.
      “A construction permit is required before installing or repairing most onsite wastewater treatment systems (OWTS). Some single family residential lots may be exempt from permitting.”
    • Required — Most onsite wastewater treatment system installation or repair work under Missouri standards.
      “A construction permit is required before installing or repairing most onsite wastewater treatment systems (OWTS). Some single family residential lots may be exempt from permitting.”
    • Required — OWTS installation or repair in Shannon County under the DHSS-administered state program.
      “A construction permit is required [...] on any residential property less than three acres. (This exemption does not apply in some counties [...].)”
    • Required — Installing or repairing most onsite wastewater treatment systems statewide in Missouri.
      “A construction permit is required before installing or repairing most onsite wastewater treatment systems (OWTS). Some single family residential lots may be exempt from permitting.”
    • Required — Proposed campgrounds, mobile home parks, and subdivisions planning to use onsite wastewater treatment systems anywhere in Missouri.
      “DNR must approve subdivisions, mobile home parks and campgrounds if the use of OWTS is planned.”
  • Septic inspectionLimited

    Inspection or evaluation of existing onsite wastewater systems in connection with Missouri real-estate transfers.

    • Local public health agencies generally no longer inspect existing systems for real-estate transfers.
    • A private licensed inspector may perform an inspection or evaluation.
    • A lender, buyer, or other transaction participant may require an assessment.
    • Some local standards may be more stringent than state regulations.
    • Inspections and evaluations are distinct; an inspection includes a hydraulic test, while an evaluation does not.
    “For the most part, local public health agencies no longer inspect existing systems related to real estate transfer. The help of a licensed inspector can be obtained to check the condition of the system.”
    One more reviewed finding on this topic
    • Limited — Inspections of existing onsite sewage systems in connection with property sales statewide in Missouri.
      “Missouri Department of Health and Senior Services' (DHSS) rules governing onsite sewage systems cover minimum construction requirements, system inspections at the time of property sales, and requirements for percolation testers and soil evaluators.”
  • Off-grid sanitationLimited

    Off-grid domestic wastewater treatment using onsite wastewater treatment systems where central sewer service is unavailable.

    • Onsite systems treat and dispose of domestic sewage on the property where generated.
    • A construction permit is generally required, including for residential property less than three acres, subject to county-specific exceptions.
    • Wastewater may not be discharged into a road ditch or onto the ground.
    • Local permitting authorities may impose additional requirements.

    residential lot threshold: < 3 acres (The exemption does not apply in some counties.)

    “Onsite wastewater treatment systems are sometimes referred to as "septic systems." These systems treat and dispose of domestic sewage on the property where it is generated.”
    One more reviewed finding on this topic
    • Allowed (with conditions) — Use of onsite wastewater treatment systems as off-grid sanitation where central sewer service is unavailable in Missouri.
      “In Missouri, where central sewer service is not available, homeowners and small business owners use various types of onsite wastewater treatment systems (OWTS).”
  • Well permitLimited

    Construction or alteration of a public well serving a Missouri public water system.

    • Public water systems must receive written approval from the Missouri Department of Natural Resources Public Drinking Water Branch before constructing or altering a public well.
    • The requirement does not apply when the system meets the charitable-and-benevolent-organization exemptions in section 640.116, RSMo.
    • Anyone proposing to install a public well must contact the department’s regional office for a well-site survey.
    • The survey addresses minimum isolation or setback distances from known or potential contaminant sources, including septic tanks, sanitary sewer lines, and landfills.
    • Before applying for construction authorization, the public water system must obtain an estimated casing-depth letter from the Missouri Geological Survey Water Resources Center.
    • There is no fee for the well-site-survey and estimated-casing-depth-letter services.
    • Failure to obtain construction authorization may result in approval delays and possibly require the owner to properly plug the well and drill a new one according to 10 CSR 60-3.

    public water system threshold: at least 15 service connections or regularly serves an average of at least 25 individuals daily, at least 60 days per calendar year

    “Public water systems must receive written approval from the PDWB before constructing or altering a public well”
    4 more reviewed findings on this topic
    • Limited — Drilling, constructing, repairing, reconstructing, plugging, or installing pumps or pumping equipment in Missouri wells through regulated well contractors.
      “A non-restricted permit is required to drill, construct, repair, reconstruct, plug, or install pumps or pumping equipment in a well.”
    • Limited — Water-well installation and repair in Shannon County under Missouri statewide rules.
      “A non-restricted water well installation permit is required [...] Landowners may install their own well or pump without a permit”
    • Required — A person or contractor conducting regulated work to drill, construct, repair, reconstruct, plug, or install pumps or pumping equipment in a water well, heat-pump well, monitoring well, or related well in Missouri.
      “A non-restricted permit is required to drill, construct, repair, reconstruct, plug, or install pumps or pumping equipment in a well.”
    • Limited — Construction or repair of water wells, installation or replacement of pumps, and associated plumbing and electrical work in Missouri.
      “A non-restricted water well installation permit is required to construct or repair a water well in Missouri.”
  • Agricultural exemptionAvailable (with conditions)

    Farm buildings and farm structures used for agricultural purposes under the county building and land-use restriction provisions of RSMo sections 64.800 to 64.905.

    • The exemption does not apply within incorporated portions of counties.
    • The exemption applies to raising crops, livestock, orchards, or forestry and to specified rice-farming or flood-irrigation impoundments.
    • For farm buildings or farm structures, the area must not be within the area shown on the flood hazard area map.
    • The statute preserves the validity of county ordinances or orders adopted before March 4, 1991.
    • Other laws and local requirements may still apply.

    rice-farming or flood-irrigation berm height: <= 18 inches (small berms placed around a field to hold water for growing rice or flood irrigation)

    “This section shall not apply to the erection, maintenance, repair, alteration or extension of farm buildings or farm structures used for such purposes in an area not within the area shown on the flood hazard area map.”
    5 more reviewed findings on this topic
    • Available — County fire-protection and fire-prevention ordinances affecting farm buildings and farm structures in Missouri, including Shannon County.
      “Notwithstanding any provision of law to the contrary, no fire protection or fire prevention ordinance adopted by any county in this state shall be exercised so as to impose regulations or to require permits with respect to the erection, maintenance, repair, alteration, or extension of farm buildings or farm structures.”
    • Available (with conditions) — Erection, maintenance, repair, alteration, or extension of farm buildings or farm structures as against county fire-protection or fire-prevention ordinances.
      “Notwithstanding any provision of law to the contrary, no fire protection or fire prevention ordinance adopted by any county in this state shall be exercised so as to impose regulations or to require permits with respect to the erection, maintenance, repair, alteration, or extension of farm buildings or farm structures.”
    • Available (with conditions) — Erection, maintenance, repair, alteration, or extension of farm buildings or farm structures used for agricultural purposes under RSMo section 64.890, outside incorporated portions of counties and outside areas shown on flood hazard area maps.
      “This section shall not apply to the erection, maintenance, repair, alteration or extension of farm buildings or farm structures used for such purposes [...]”
    • Available (with conditions) — Farm buildings and farm structures statewide, with respect to county fire-protection and fire-prevention ordinances.
      “no fire protection or fire prevention ordinance adopted by any county in this state shall be exercised so as to impose regulations or to require permits [...]”
    • Available — Erection, maintenance, repair, alteration, or extension of farm buildings or farm structures with respect to county fire-protection or fire-prevention ordinances.
      “Notwithstanding any provision of law to the contrary, no fire protection or fire prevention ordinance adopted by any county in this state shall be exercised so as to impose regulations or to require permits with respect to the erection, maintenance, repair, alteration, or extension of farm buildings or farm structures.”
  • Subdividing landLimited

    Subdivision plats in the unincorporated areas of counties covered by RSMo section 64.070 after the county commission adopts subdivision regulations.

    • The county commission must first adopt subdivision regulations.
    • The plat must first be submitted to the planning commission.
    • If the county planning commission does not report upon the plat within thirty days, it may then be deemed approved.
    • If amended or rejected by the planning commission, the action may be overruled and the plat approved only by the county commission, with the reasons for overruling spread upon the county commission minutes.
    • The recorder of deeds may not record the plat until receiving a certificate of authority from the county zoning enforcement officer.
    • The statute also permits a county planning commission, upon written request of an incorporated area's legislative body where there is no municipal planning commission, to pass upon subdivision plats within that incorporated area; those plats are subject to county planning commission rules and approval procedures.

    planning commission reporting period: 30 days (If no report is made, the plat may then be deemed approved.)

    “After the county commission shall have adopted such subdivision regulations, no plat of a subdivision of land within the unincorporated area of such county [...]”
    One more reviewed finding on this topic
    • Limited — Subdivision regulations adopted by Missouri cities, towns, or villages under RSMo section 89.410.
      “The planning commission shall recommend and the council may by ordinance adopt regulations governing the subdivision of land within its jurisdiction.”
  • Driveway accessLimited

    Driveway construction and modification within MoDOT right-of-way in Shannon County.

    • The requirement applies to work on MoDOT right-of-way.
    • An engineered set of drawings or plans may be required depending on the scope, type, or complexity of the work.
    • A traffic study may be required for larger developments or commercial activity.
    • A hydraulic analysis may be required if stormwater or drainage is impacted.
    • A traffic control plan may be required for proposed right-of-way work.
    • A surety deposit or performance bond may be required for some permits.
    • A final inspection is required before any surety deposit or performance bond is released.
    “We require you to obtain a permit to work on MoDOT's Right of Way for: Construction of driveways; Modifications to existing driveways”
    One more reviewed finding on this topic
    • Required — Construction or modification of driveways within MoDOT right-of-way statewide.
      “We require you to obtain a permit to work on MoDOT's Right of Way for: Construction of driveways”
  • Building in a floodplainLimited

    Projects including mining, dredging, building construction, and other dirt-moving activities in designated flood hazard areas within participating Missouri jurisdictions.

    • The source describes local county or city flood damage reduction ordinances rather than one uniform statewide ordinance.
    • The project must be within a participating jurisdiction.
    • The project must be within a designated flood hazard area.
    • The cited rule does not apply if either condition is absent.
    • Covered projects must not raise flood heights.
    “Some jurisdictions (for example, county, city) require any projects in certain floodplains do not raise flood heights.”
    2 more reviewed findings on this topic
    • Required — Development in floodplains in Missouri communities, including applicable Shannon County and municipal floodplain areas.
      “Regardless, some type of permit MUST be issued for ALL development in the floodplain.”
    • Required — All development in a Missouri floodplain, administered through the applicable community floodplain permitting process.
      “Regardless, some type of permit MUST be issued for ALL development in the floodplain.”
  • Permit feesPublished (with conditions)

    Missouri Department of Natural Resources air construction permits statewide.

    • Fees apply to air construction permits, not to every Missouri building or land-use permit.
    • Construction permit fees include a filing fee and an hourly processing fee.
    • The filing fee depends on the type of construction permit.
    • The listed fees are effective January 1, 2026.
    • Fees applicable until December 31, 2025 are available on the Air Construction Permit Fees white sheet.
    • A convenience fee is charged for electronic payment.

    portable source relocation filing fee: 300 USD · minor permit filing fee: 300 USD · minor permit processing fee: per 100 USD (hour) · general permit filing fee: 700 USD · new source review filing fee: 6000 USD (plus $100 per hour processing fee) · prevention of significant deterioration filing fee: 6000 USD (plus $100 per hour processing fee) · hazardous air pollutant filing fee: 6000 USD (plus $100 per hour processing fee) · temporary or pilot filing fee: 250 USD (plus $100 per hour processing fee)

    “Construction permit fees include a filing fee and an hourly processing fee. The filing fee is dependent on the type of construction permit.”
    2 more reviewed findings on this topic
    • Variable (with conditions) — DHSS-administered OWTS permit fees applicable to Shannon County.
      “application fees [...] will be temporarily suspended.”
    • Published (with conditions) — Missouri onsite wastewater treatment system construction, modification, and repair application fees administered under the statewide DHSS OWTS program.
      “Effective August 28, 2026, [...] the application fees associated with on-site sewage disposal system construction, modifications, and repairs will be temporarily suspended.”
  • Permit processPublished (with conditions)

    Installation or repair of most onsite wastewater treatment systems in Missouri.

    • Some single-family residential lots may be exempt from permitting.
    • The applicant must determine which agency has permitting authority where the work is being done.
    • DHSS permitting may be administered by the DHSS Onsite Program, a local authority under contract, or a local authority via ordinance.
    • Work should not begin until a permit has been issued or an exemption has been confirmed.
    • DHSS regulates single-family residential systems and onsite or cluster systems treating domestic wastewater flows of 3,000 gallons per day or less that disperse wastewater through soil treatment or absorption systems.
    • DNR regulates other systems, including non-single-family lagoons, systems discharging to surface waters, systems over 3,000 gallons per day, and industrial wastewater systems.
    • DNR must approve subdivisions, mobile home parks, and campgrounds if OWTS use is planned.

    domestic wastewater flow threshold: <= 3000 gallons per day (Systems above this threshold are regulated by DNR when they disperse wastewater through soil treatment or absorption systems.)

    “A construction permit is required before installing or repairing most onsite wastewater treatment systems (OWTS). Some single family residential lots may be exempt from permitting.”
    2 more reviewed findings on this topic
    • Published (with conditions) — DHSS-administered OWTS permitting in Shannon County.
      “Submit the information [...] to request an application number.”
    • Published (with conditions) — Permit applications for work on Missouri Department of Transportation right-of-way statewide.
      “Contact the Traffic Specialist a minimum of 48 hours prior to beginning work and for all necessary inspections.”
  • county zoning authorityLimited

    Missouri county zoning authority over unincorporated land.

    • RSMo § 64.850 applies to counties of the first class without a charter and counties of the second, third, or fourth class.
    • RSMo § 64.620 applies to counties of the second or third class to which §§ 64.510–64.690 apply.
    • Adoption under §§ 64.510–64.690 requires approval by vote of the people under § 64.530.
    • The authority applies in unincorporated portions and not incorporated portions.
    • The regulations must be in accordance with a comprehensive plan.
    • Under § 64.090, the zoning power does not apply to raising crops, livestock, orchards, or forestry; seasonal or temporary rice-farming or flood-irrigation impoundments; specified farm structures outside mapped flood-hazard areas; or underground mining entered through shafts outside mapped flood-hazard areas.
    • Existing lawful uses and specified public-utility services are protected under the cited statutory schemes.
    “the county commission of any county of the first class not having a charter form of government, or of any county of the second, third or fourth class may, after approval by vote of the people as provided in section 64.845, regulate and restrict, by order of record, in the unincorporated portions of the county, the height, number of stories, and size of buildings, the percentage of lots that may be occupied, the size of yards, courts and other open spaces, the density of population, the location and use of buildings, structures and land for trade, industry, residence or other purposes.”
    2 more reviewed findings on this topic
  • county building authorityLimited

    County authority to regulate residential construction and issue building permits in unincorporated areas of Missouri.

    • The authority under sections 64.170 to 64.200 applies to counties of the first and second classification.
    • A county that had not adopted a building code before August 28, 2001, must obtain voter approval before adopting one under those sections.
    • Only voters in the area affected by the proposed code may vote; incorporated-territory citizens cannot vote on a code affecting a county.
    • The county commission must hold at least three public hearings and provide the statutory newspaper publication and county posting notices before adoption.
    • Regulations adopted under section 64.180 apply to unincorporated territory, except as otherwise provided.
    • Adopted or amended codes after August 28, 2001, must use a current, calendar year 1999 or later edition of a nationally recognized building code, as amended.
    • A county building ordinance may not conflict with liquefied petroleum gas installations governed by section 323.020.

    public hearings before adoption: >= 3 hearings minimum (Section 64.180(3)) · newspaper notice: >= 15 days (Notice of hearing time and place must be published in at least two newspapers having general circulation within the county) · posted notice: >= 15 days (Notice must be posted in four conspicuous places in the county) · minimum nationally recognized building-code edition: >= calendar year 1999 edition year (Applies after August 28, 2001, under section 64.180)

    “The regulations adopted shall be applicable to the unincorporated territory of the county, except as otherwise provided herein”
    2 more reviewed findings on this topic
    • Limited — County regulation of construction and issuance of building permits for buildings, including residential construction, in Missouri counties, with the practical focus on county-controlled areas outside incorporated territory.
      “the county commission in all counties of the first and second classification [...] is for this purpose empowered [...] to adopt [...] regulations to control the construction”
    • Limited — Missouri counties' authority to require permits and regulate residential construction in unincorporated areas.
      “Before the adoption of such code of regulations, the county commission shall hold at least three public hearings thereon”

Still unanswered

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

  • Owner-builder exemption — Owner-builder exemptions from county construction permitting, inspection, or licensing requirements in Shannon County.
  • Inspections — Residential building inspections in Shannon County.
  • Certificate of occupancy — Certificates of occupancy in Shannon County.
  • County-wide zoning — Whether Shannon County maintains a county zoning ordinance, zoning map, or commission order for unincorporated areas.
  • Local zoning — Aggregate local zoning in Shannon County, including any municipal or other local zoning authorities.
12 more unanswered
  • Minimum dwelling size
  • Minimum lot size
  • Setbacks
  • Lot coverage
  • Building height
  • Living in an RV
  • Camping on your land
  • Tiny homes
  • Manufactured homes
  • Accessory dwellings
  • Mandatory utility hookup
  • Short-term rentals

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 Shannon County, Missouri

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

Shannon County scores 71/100 on the Bolthole Index, a strong county profile. Its strengths: manageable long-term carry cost and sparse surroundings — about 7,982 people within a 30-minute drive. Watch-outs: elevated current hazard exposure.

Do you need a building permit in Shannon County, Missouri?

Shannon County does not require a county building permit for a home in unincorporated areas. Onsite septic is permitted by Missouri Department of Health and Senior Services - Onsite Wastewater Treatment Program. Rules change and cities within the county differ — always confirm with the county before you buy or build.

How much does land cost in Shannon County, Missouri?

Land in Shannon County runs about $2,396 per acre, based on the latest county data.

What is the water situation in Shannon County?

Shannon County gets about 47.7" of rain a year, with severe drought in roughly 5.8% of years.

How remote is Shannon County?

A representative private-land location has about 7,982 people within a 30-minute drive and 597,040 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 Shannon compares in Missouri

Compare side-by-side →See all 115 Missouri counties ranked →