Bolthole Index

Ellis County, Texas

Building permits, zoning and septic rules in Ellis County, Texas

48Index Score / 100
#153 of 254 in Texas

Unincorporated Ellis County, Texas does not require a residential building-code permit, but structures, excavation and grading still need a county development permit12. Unincorporated Ellis County has no county zoning3. The Department of Development handles septic permits within the county's OSSF jurisdiction, with an application, fee and inspection required regardless of tract size45.

At a glance

Building permit
No residential building code, inspections, or certificate of occupancy in unincorporated areas; a county development permit is required for structures, excavation, or grading162
Zoning
None in unincorporated areas3
RV or tiny-home living
Tiny homes, manufactured homes and temporary camping are not restricted by county zoning in unincorporated areas; development and sewage-disposal requirements still apply728
Septic permits
Ellis County Department of Development within the county's OSSF jurisdiction; application, fee and inspection required regardless of tract size49
Fire Code permit
Required for commercial buildings, public buildings, and multifamily dwellings of 4+ units; does not apply to an ordinary single-family home1
Minimum lot size
Generally 1 acre with public water and septic; 2 acres with an individual well and septic, or as approved by Prairielands10
Road setback
25 feet from the right-of-way edge or property line on most roads; 50 feet on qualifying Master Thoroughfare Plan roads or TxDOT roads11
Water well permit
New non-exempt wells need a Prairielands Operating Permit; all new wells must be registered before drilling12

Who to call

Septic permits

Ellis County Department of Development

Development permits for structures, excavation, and grading; OSSF (septic) permits and inspections; commercial development permitting and subdivision/development standards for unincorporated Ellis County

972-825-5200

dod@elliscountytx.gov

302 N. Monroe St., Waxahachie, TX 75165

Floodplain permits

Ellis County Engineering Department

Floodplain maps and permitting, driveway culvert approvals, and infrastructure/civil-plan review for commercial and subdivision development in unincorporated Ellis County

972-825-5112

engineering@elliscountytx.gov

302 N. Monroe St., Waxahachie, TX 75165

Contact details are copied from each office’s official page and were checked against it on October 11, 2026.

Off-grid gear

Going off-grid in Ellis 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 Ellis County, Texas?

Unincorporated Ellis County does not require a residential building-code permit or county residential construction inspections113. Ellis County also does not issue residential certificates of occupancy outside city limits6. A county development permit is still required for any structure erected or placed on property, excavation or grading2. Commercial establishments, public buildings and multifamily dwellings with 4 or more units fall under the county Fire Code1. Fire Code projects require a permit before construction or substantial improvement, with a completed Building Permit Application, construction plans, site plans and the applicable fee14. Fire Code buildings cannot be occupied until they pass a final inspection and receive a Certificate of Compliance15. The county's residential rules stop at city limits: Grand Prairie and Cedar Hill, cities that reach into Ellis County but lie mostly in Dallas County, issue their own building permits1617. Septic approval inside those cities also comes from their city programs, rather than the county's unincorporated-area program1819.

Who issues development permits, septic permits and floodplain approvals in Ellis County?

The Ellis County Department of Development handles development permits for structures, excavation and grading, and septic permits within the county's unincorporated OSSF jurisdiction245. Reach the Department of Development at 972-825-5200 or dod@elliscountytx.gov, at 302 N. Monroe St., Waxahachie, TX 7516520. Reach the Engineering Department at 972-825-5112 or engineering@elliscountytx.gov at the same address21. Commercial projects require a pre-application meeting with Development, Engineering approval and separate Development and Fire Marshal permits before construction22. Ellis County publishes a fee schedule but directs applicants to staff for an accurate amount; credit-card payments add a 2.25% convenience fee23.

Does Ellis County, Texas have zoning?

Unincorporated Ellis County has no county zoning, but specific county orders regulate outdoor businesses, slaughterhouses and sexually oriented businesses24. County development standards still require generally 1 acre with public water and septic, or 2 acres with an individual well and septic unless Prairielands approves another amount; paved public-street frontage is generally 150 feet, with an exception for qualifying cul-de-sac lots10. Buildings generally need a 25-foot setback from the right-of-way edge or property line, increasing to 50 feet on Master Thoroughfare Plan roads at least 100 feet wide or TxDOT-maintained roads11. An accessory dwelling requires enough certified septic capacity for both homes and compliance with other county requirements25. Grand Prairie, Cedar Hill and Glenn Heights have their own zoning; these cities reach into Ellis County but lie mostly in Dallas County262728. Grand Prairie and Cedar Hill also administer city septic programs; Ellis County's septic order applies to unincorporated areas, subject to existing local orders and approved interlocal agreements18194.

How do septic permits work in Ellis County, Texas?

Within Ellis County's unincorporated OSSF jurisdiction, construction, alteration, extension or repair of a residential or commercial septic system requires an application, permit fee and inspection regardless of tract size9. Obtain the Department of Development's application and permit before construction of a structure using septic; do not assume the statewide large-tract exemption removes Ellis County's requirement5. Existing local orders and approved interlocal agreements can change which authority applies, so confirm the parcel's jurisdiction with Development420. Every completed habitable structure in that jurisdiction must connect to central sanitary sewer or an approved sewage disposal system; off-grid living still requires approved disposal8. Only 2.5% of Ellis County's land is free of severe soil limitations for conventional drain fields, so arrange a professional site evaluation before committing to a septic design29.

Can you live in an RV or tiny home on your land in Ellis County, Texas?

Unincorporated Ellis County has no county zoning restriction on tiny-home or manufactured-home occupancy, temporary camping, minimum dwelling size, lot coverage or building height7. A structure placed on the land still needs a county development permit, and completed habitable structures in the county's OSSF jurisdiction need sewer or approved sewage disposal28. Ellis County's published RV rules address organized RV parks, including an Infrastructure Development Plan; those park rules do not establish permission for full-time occupancy of a single RV on private land30. We could not confirm how Ellis County treats a single private RV for development permitting or full-time occupancy; ask the Department of Development before setting up a home site3020.

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

  1. Confirm the parcel meets Ellis County's lot-size and road-frontage standards before designing a home10.
  2. Arrange a septic site evaluation and obtain Development's OSSF permit before construction of a home using septic, regardless of tract size529.
  3. Register any new well with Prairielands before drilling; new non-exempt wells also need an Operating Permit12.
  4. Obtain the county development permit for structures, excavation or grading and confirm floodplain requirements with Engineering23121.
  5. Resolve driveway access with Development or Engineering, particularly on Master Thoroughfare Plan roads where shared access or another approved alternative may be required32.
  6. For state-highway access, apply through the local TxDOT district using Form 1058 and give 24-hour notice before construction33.

What should you check before buying land in Ellis County, Texas?

Only 2.5% of Ellis County's land is free of severe soil limitations for conventional septic drain fields; make septic feasibility part of the purchase decision29. Check floodplain requirements with Engineering because Ellis County participates in the National Flood Insurance Program and has adopted a Flood Damage Prevention Order3121. Road frontage does not guarantee a driveway wherever you want: qualifying Master Thoroughfare Plan roads generally allow 1 access point per lot or tract, and direct access requires a slip street, shared access or another approved alternative32. Dividing land for a subdivision generally requires a plat unless a statutory exemption applies; an exemption needs a notarized, filed affidavit submitted to Development, and municipal ETJ approval follows the applicable interlocal agreement34. New wells must be registered even when exempt from an Operating Permit12. Budget for an effective property tax rate near 1.5% and a median annual bill around $4,4723536.

Watch-outs

  • Ellis County's septic application, fee and inspection requirements apply regardless of tract size within its OSSF jurisdiction; acreage alone does not remove them5.
  • We could not confirm an owner-builder exemption or permission for full-time occupancy of a single private RV; ask the Department of Development about the proposed project20.
  • Ellis County's notice on residential inspections and certificates of occupancy is dated January 2022; confirm current requirements with Development before building13620.

Sources

  1. Notice Regarding Inspections & Certificates of Occupancy in the Unincorporated Areas of Ellis County, quoted and re-checked
  2. Notice Regarding Inspections & Certificates of Occupancy in the Unincorporated Areas of Ellis County, quoted and re-checked
  3. Development Regulations | Ellis County, TX Official Website, quoted and re-checked
  4. Order Adopting Rules of Ellis County, Texas, for On-Site Sewage Facilities, quoted and re-checked
  5. Order Adopting Rules of Ellis County, Texas, for On-Site Sewage Facilities, quoted and re-checked
  6. Notice Regarding Inspections & Certificates of Occupancy in the Unincorporated Areas of Ellis County, quoted and re-checked
  7. Texas law on county zoning and building authority
  8. Order Adopting Rules of Ellis County, Texas, for On-Site Sewage Facilities, quoted and re-checked
  9. Agenda Item No. 1.4 – 01/23/2024 – Septic Order amendments, quoted and re-checked
  10. Ellis County Quality Growth Initiatives, Volume I: Subdivision & Development Standards, quoted and re-checked
  11. Ellis County Quality Growth Initiatives, Volume I: Subdivision & Development Standards, quoted and re-checked
  12. Well Permits, quoted and re-checked
  13. Notice Regarding Inspections & Certificates of Occupancy in the Unincorporated Areas of Ellis County, quoted and re-checked
  14. Construction Building Permit Application and Permit Information Sheet, quoted and re-checked
  15. Construction Building Permit Application and Permit Information Sheet, quoted and re-checked
  16. Grand Prairie: Building Inspections (Ellis County), quoted and re-checked
  17. Cedar Hill: Permit Process (Ellis County), quoted and re-checked
  18. Grand Prairie: Apply for Permits (Ellis County), quoted and re-checked
  19. Cedar Hill: On-Site Sewage Facility (OSSF) (Ellis County), quoted and re-checked
  20. Ellis County Department of Development (ellispermits.com)
  21. Ellis County Engineering Department (ellispermits.com)
  22. Commercial Development Permit Application Checklist, quoted and re-checked
  23. Fee Schedule | Ellis County, TX Official Website, quoted and re-checked
  24. Regulations | Ellis County, Texas Development | Engineering, quoted and re-checked
  25. Ellis County Quality Growth Initiatives – Volume I (Subdivision & Development Standards), quoted and re-checked
  26. Grand Prairie: Unified Development Code (Ellis County), quoted and re-checked
  27. Cedar Hill: Zoning Ordinance (Ellis County), quoted and re-checked
  28. Glenn Heights: Sec. 74-291. Zoning classifications; regulations and purposes (Ellis County), quoted and re-checked
  29. 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
  30. Ellis County Quality Growth Initiatives – Volume I (Subdivision & Development Standards), quoted and re-checked
  31. FEMA Floodplain Information, quoted and re-checked
  32. Ellis County Quality Growth Initiatives Volume III — Standard Construction Details, quoted and re-checked
  33. Section 4: Driveway Permits, Design, and Materials (Texas statewide rule), quoted and re-checked
  34. Ellis County Quality Growth Initiatives, Volume I—Subdivision and Development Standards, quoted and re-checked
  35. Effective property tax rate: Bolthole Index county data
  36. Median property tax bill: Bolthole Index county data

Written October 11, 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

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

RuleEllis CountyNavarro CountyHill CountyDallas CountyJohnson CountyKaufman CountyTarrant County
Building permitNot requiredLimitedNot requiredLimitedLimitedLimitedLimited
County zoningNoYesNoNoNoNoNo
Septic permitsCounty Dept. of DevelopmentCounty Env. Div.County Development ServicesCounty Health & Human ServicesCounty Public WorksCounty Development ServicesCounty Engineering Services

County locator

Ellis County in Texas

48
County map
Ellis County highlighted among the Texas counties · colored by Index score

How Ellis County scores

Seclusion18100% ev.
Self-Sufficiency42100% ev.
Admin Boringness8490% ev.
Durability63100% ev.
Property Autonomy71100% ev.
Carry Cost67100% ev.

Evidence strength: 98%. This reports direct-source completeness and fallback use; it is separate from the score and is not a confidence interval. How it works →

$376kTypical home
1.5%Property tax
$5,374Land / acre
40.1"Annual rain
19.9% of yrsSevere drought
45.6 / yr (+29.7)Mid-century 100°F days
24.4 daysMid-century dry spell
2.47" (+5.8%)Mid-century 1-day rain
1.38×Wildfire change factor
100%Forward climate coverage
$2,257Home insurance / yr
-0.3% / yrInsurance growth
0%Nonrenewal rate
county median (2+ published ZIPs)Insurance basis
56,172People within 30 min
9,583,217People within 2 hr
106,335Radius comparison (15 mi)
238.1People / sq mi
1.6%Federal land
100%Land at 15% slope or less
2.5%Soils rated "not limited" for septic (strict USDA rating)
13,903 acWorkable land screen
19.4%Wooded land
14.4 tonsBiomass / forest ac
66.3°FAvg temp

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Cities and towns in Ellis 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: Bardwell · Town of Garrett · Maypearl · Town of Milford

Answers from the rulebook for Ellis County

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

Ellis County rules

  • Building permitRequired

    Construction or substantial improvement subject to the Ellis County Fire Code in the unincorporated areas of Ellis County.

    • A permit must be secured before construction or substantial improvement.
    • Substantial Improvement includes a change in occupancy classification involving a change in the purpose or level of activity in a building.
    • Applicants must submit a completed Building Permit Application, construction plans, site plans, and a permit fee under Section 8.3, Table I of the Fire Code.
    • Additional fees may apply.
    • The approved permit must remain at the construction site and be visible from the roadway.
    • This Fire Marshal requirement does not establish a general residential building-code permit requirement; the county's January 20, 2022 notice states that Ellis County has not adopted the applicable residential building-code resolution or order.
    “No person shall perform or authorize Construction or Substantial Improvement within the unincorporated areas of Ellis County without first securing a permit.”
    One more reviewed finding on this topic
  • Building code adoptedPartial

    Ellis County building-code and fire-code regulation in unincorporated areas.

    • The January 20, 2022 county notice states that Ellis County had not adopted a resolution or order requiring Section 233 Subchapter F residential building-code standards as of that date.
    • The notice states the county lacks authority to regulate residential construction to conform to any building code, conduct residential construction inspections, or issue residential certificates of occupancy outside city limits.
    • Separately, the Ellis County Fire Code adopts the 2018 International Fire Code with North Central Texas Council of Governments amendments for unincorporated areas.
    • The fire-code adoption requires permits for commercial establishments, public buildings, and multifamily dwellings with four or more units; it is not a general residential building-code adoption.

    multifamily dwelling threshold: >= 4 units (Applies to the fire-code adoption described in the official order.) · permit decision deadline: 30 days (The fire-code order states that if the Fire Code Official does not issue or deny the application within thirty days after receiving the application and fee, the construction or substantial improvement is approved.)

    “As a general reminder, as of the date of this letter, Ellis County has not adopted any resolution or order requiring the application of Section 233 of the Texas Local Government Code, Subchapter F (Residential Building Code Standards Applicable to Unincorporated Areas of Certain Counties).”
  • InspectionsRequired

    Construction subject to the Ellis County Fire Code in the unincorporated areas of Ellis County.

    • The applicant agrees that the Fire Code Official may make as many scheduled and unscheduled inspections as deemed necessary to enforce the Fire Code.
    • When construction is complete and the building is ready to be occupied, the applicant must request a final inspection.
    • The building cannot be occupied until it has passed a final inspection and received a Certificate of Compliance.
    “When the construction process is completed and the building is ready to be occupied, please call and request to set up a “Final Inspection”. A building cannot be occupied until it has passed a final inspection and received a Certificate of Compliance.”
    One more reviewed finding on this topic
    • Not required — Residential construction inspections by Ellis County in the unincorporated areas of Ellis County, including plumbing, framing, electrical, HVAC, and roofing inspections.
      “This means that Ellis County does not have the legal authority to perform any of the items listed below: [...] • Conduct residential construction inspections (i.e., plumbing, framing, electrical, HVAC, roofing, etc.),”
  • Certificate of occupancyNot required

    Residential Certificates of Occupancy issued by Ellis County for properties in the unincorporated areas of Ellis County, outside city limits.

    • The source notice is dated January 20, 2022.
    • The county notice refers specifically to a residential Certificate of Occupancy; it does not determine municipal certificate requirements inside city limits or other certificates issued by another authority.
    • For Fire Code construction, the Fire Marshal application instead refers to a Certificate of Compliance, not a residential Certificate of Occupancy.
    “This means that Ellis County does not have the legal authority to perform any of the items listed below: [...] • Issue a residential Certificate of Occupancy on properties in the County's unincorporated areas (outside of any city limits).”
  • County-wide zoningAbsent

    County zoning in Ellis County's unincorporated areas.

    • The no-zoning statement is limited to unincorporated areas.
    • The county page states that specific orders regulate outdoor businesses, slaughterhouses, and sexually oriented businesses.
    • Floodplain, septic, nuisance, subdivision, fire-code, and other development regulations may still apply.
    “Although there is no zoning in the unincorporated areas of Ellis County, there are specific orders regarding the following businesses:”
    One more reviewed finding on this topic
  • Local zoningVaries (with conditions)

    Local zoning and related land-use controls across Ellis County, aggregating county-level controls and municipal zoning within incorporated areas.

    • The county's official release states that Ellis County did not have zoning authority over the identified SSC property and that its authority was limited to specified businesses: sexually oriented businesses, outdoor recycling, salvage yards, and slaughterhouses.
    • Municipal zoning applies within incorporated municipalities where adopted; the official Waxahachie ordinance requires land and structures within the City of Waxahachie to conform to the applicable zoning district regulations.
    • This is an aggregate countywide conclusion and does not mean Ellis County administers each municipal zoning ordinance.
    “Although there is no zoning in the unincorporated areas of Ellis County, there are specific orders regarding the following businesses:”
    3 more reviewed findings on this topic
    • Varies (with conditions) — Aggregate local zoning across Ellis County, including unincorporated areas and incorporated municipalities.
      “The City of Waxahachie, Texas is hereby divided into the following zoning districts. The use, height and area regulations as set out herein apply to each district.”
    • Absent — County land-use zoning in the unincorporated areas of Ellis County, outside incorporated municipalities.
      “Although there is no zoning in the unincorporated areas of Ellis County, there are specific orders regarding the following businesses:”
    • Varies (with conditions) — Countywide aggregate of zoning regulation across Ellis County, including incorporated municipalities and unincorporated areas.
      “AN ORDINANCE REPLACING, IN ITS ENTIRETY, THE ZONING ORDINANCE OF THE CITY OF WAXAHACHIE, TEXAS, AS PASSED AND APPROVED BY THE CITY COUNCIL ON THE 21st DAY OF MAY, 2018, TOGETHER WITH ALL AMENDMENTS THERETO AND ENACTING A NEW ORDINANCE ESTABLISHING AND PROVIDING FOR ZONING REGULATIONS; CREATING USE DISTRICTS IN ACCORDANCE WITH A COMPREHENSIVE PLAN;”
  • Zoning districts · by state lawNo county rule

    Unincorporated Ellis County: no county rule sets this, because Ellis County has adopted no county zoning ordinance (Texas law lets some counties zone, but this one has not). Ellis 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.
    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • Minimum dwelling size · by state lawNo county rule

    Unincorporated Ellis County: no county rule sets this, because Ellis County has adopted no county zoning ordinance (Texas law lets some counties zone, but this one has not). Ellis 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.
    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • Minimum lot sizeSpecified

    Property intended for development outside municipal limits in Ellis County, including platted and unplatted property.

    • Public water supply plus OSSF requires at least one acre.
    • An individual water well plus individual OSSF requires at least two acres, or an amount approved by Prairielands Groundwater Conservation District, and requires compliance with County OSSF and road-frontage requirements.
    • Lots not using OSSF and served by approved sewer or an approved special-purpose district are governed by Section V.
    • Divided property must front directly onto a public road or street.
    • Minimum paved public-street frontage is 150 feet, or 50 feet measured by chord for qualifying cul-de-sac lots.

    minimum lot size with public water and OSSF: >= 1 acre (in accordance with the adopted Septic Order) · minimum lot size with individual well and individual OSSF: >= 2 acres (or as approved by Prairielands Groundwater Conservation District) · minimum paved public street frontage: >= 150 feet (cul-de-sac lots may use 50 feet measured by chord)

    “shall have a minimum lot size of one (1) acre”
  • SetbacksSpecified

    Buildings and portions of buildings on lots or properties outside municipal limits that abut roads covered by Ellis County standards.

    • Roads not on the County Master Thoroughfare Plan or less than 100 feet wide require 25 feet from the edge of right-of-way or property line.
    • Roads on the Master Thoroughfare Plan that are at least 100 feet wide, or roads maintained by TxDOT, require 50 feet.
    • Properties with two or more adjacent roads require a secondary 25-foot setback on additional roads, outside required easements.
    • Road classifications determine setback lines at permitting; the Director resolves discrepancies, subject to appeal to Commissioners’ Court.
    • Setbacks may overlap easements except septic-related setbacks under 30 TAC 285.

    setback from road edge or property line: 25 feet (roads not on the Master Thoroughfare Plan or less than 100 feet wide) · setback from road edge or property line: 50 feet (Master Thoroughfare Plan roads at least 100 feet wide or TxDOT-maintained roads) · secondary setback on additional adjacent roads: 25 feet (provided it is outside any required easement)

    “setback distance of twenty-five (25) feet”
  • Lot coverage · by state lawNo county rule

    Unincorporated Ellis County: no county rule sets this, because Ellis County has adopted no county zoning ordinance (Texas law lets some counties zone, but this one has not). Ellis 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.
    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • Building height · by state lawNo county rule

    Unincorporated Ellis County: no county rule sets this, because Ellis County has adopted no county zoning ordinance (Texas law lets some counties zone, but this one has not). Ellis 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.
    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • Living in an RVLimited

    Occupancy of individual spaces in recreational vehicle parks regulated by Ellis County.

    • The development must satisfy applicable state or federal permits before submission of the Infrastructure Development Plan or civil plans.
    • Applications submitted after January 1, 2018 require an Infrastructure Development Plan or complete civil plans as directed by the County Engineer, with drawings sealed by a Texas-licensed professional engineer.
    • The park must be adjacent to a public paved street with a minimum 60-foot right-of-way and have at least 150 feet of road frontage; platting requirements may also apply.
    • Interior roads must satisfy the stated paving, fire-lane, weight-load, no-shared-driveway, and perimeter-access rules; an exception applies for an individually platted lot with an approved precinct culvert, with culvert installation the owner's responsibility.
    • No space may contain more than one residential unit.
    • The County may use the latest NFPA 1194 standard to review the proposal.
    • Permanent fixtures and permanent residences are prohibited on individual spaces, except that community or amenity centers, pools, restrooms, management buildings, and other common-space structures are not included in that prohibition.
    • The development must comply with applicable County infrastructure, floodplain, septic, subdivision, drainage, and construction regulations.
    • The Infrastructure Development Plan expires one year after approval if construction activity has not begun; permits are withheld until the plan is approved and completed, and construction or installation may not begin before plan approval.

    minimum public street right-of-way: >= 60 feet · minimum road frontage: >= 150 feet · residential units per RV-park space: <= 1 unit · Infrastructure Development Plan approval deadline: <= 60 days (The County Engineer shall approve or reject the plan in writing.) · Infrastructure Development Plan expiration: 1 year (Applies if there has been no construction activity after initial approval.)

    “no space may contain more than one (1) residential unit.”
  • Camping on your land · by state lawNo county rule

    Unincorporated Ellis County: no county rule sets this, because Ellis County has adopted no county zoning ordinance (Texas law lets some counties zone, but this one has not). Ellis 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.
    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • Tiny homes · by state lawNo county rule

    Unincorporated Ellis County: no county rule sets this, because Ellis County has adopted no county zoning ordinance (Texas law lets some counties zone, but this one has not). Ellis 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.
    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • Manufactured homes · by state lawNo county rule

    Unincorporated Ellis County: no county rule sets this, because Ellis County has adopted no county zoning ordinance (Texas law lets some counties zone, but this one has not). Ellis 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.
    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • Accessory dwellingsAllowed (with conditions)

    Accessory habitable structures or accessory dwelling units on the same lot as a principal dwelling in unincorporated Ellis County.

    • The accessory structure must meet applicable County requirements or already be legally platted.
    • The approved septic system must have enough capacity, and the accessory structure must meet other applicable regulations.
    • The OSSF application must be submitted at the same time as the development permit for the additional accessory habitable structure.
    • A registered sanitarian or professional engineer must certify that sufficient capacity and disposal area exist and that the proposal conforms to the adopted Septic Order.
    • The accessory structure may not be sold independently or platted separately from the principal habitable structure unless it meets the applicable lot and septic requirements, including a separate independent system if connected to another.
    • The County definition states that detailed plans are required at permitting and that ADUs are not intended for separate sale or long-term rental.
    “Accessory habitable structures may be allowed on the same lot”
  • Who permits septicCounty

    OSSF/septic systems in the unincorporated areas of Ellis County, Texas.

    • The county rules do not apply to areas regulated under an existing Order, Ordinance, or Resolution.
    • The county rules do not apply where a current and approved interlocal agreement exists with another governmental entity.
    • The rules incorporate Texas Health and Safety Code Chapters 366 and 367, Texas Water Code Chapters 7, 26, and 37, and 30 TAC Chapters 30, 70, and 285.
    • The county may impose more stringent requirements than 30 TAC Chapter 285.
    “This Order shall apply to all the areas lying within the unincorporated areas of Ellis County, Texas, except for the areas regulated under an existing Order, Ordinance, or Resolution, or in areas where a current and approved interlocal agreement exists with that governmental entity.”
  • Septic permitRequired

    Construction, alteration, extension, or repair of residential or commercial OSSFs in the unincorporated areas governed by the Ellis County OSSF Order.

    • Ellis County requires an application, permit fee, and inspection regardless of tract size.
    • An application and permit must be obtained from the Ellis County Department of Development or another department authorized by the Commissioners Court.
    • For structures using OSSFs for sewage disposal, the application and permit must be obtained before construction.
    • The rule excludes areas regulated under an existing Order, Ordinance, or Resolution and areas covered by a current approved interlocal agreement.

    tract size threshold: regardless of the size of the tract of land

    “Ellis County shall require an application, permit fee, and inspection for construction, alteration, extension, or repair to a residential or commercial on-site sewage facility, regardless of the size of the tract of land.”
  • Septic inspectionRequired

    Construction, alteration, extension, or repair of residential or commercial on-site sewage facilities in the unincorporated areas of Ellis County.

    • The rule applies to unincorporated areas except areas regulated under an existing order, ordinance, or resolution, and areas covered by a current approved interlocal agreement with another governmental entity.
    • An application and permit fee are required together with the inspection.
    • The requirement applies regardless of the size of the tract of land.

    tract size: regardless of size · inspection requirement: required (applies to construction, alteration, extension, or repair)

    “This Order shall apply to all the areas lying within the unincorporated areas of Ellis County, Texas, except for the areas regulated under an existing Order, Ordinance, or Resolution, or in areas where a current and approved interlocal agreement exists with that governmental entity. [...] Ellis County shall require an application, permit fee, and inspection for construction, alteration, extension, or repair to a residential or commercial on-site sewage facility, regardless of the size of the tract of land.”
  • Off-grid sanitationLimited

    Use of an approved on-site sewage disposal system instead of central sanitary sewer for habitable structures in the Ellis County OSSF jurisdiction.

    • Off-grid sanitation is limited to an approved sewage disposal system complying with the Ellis County OSSF Order.
    • An OSSF application, permit fee, and inspection are required for construction, alteration, extension, or repair of a residential or commercial OSSF regardless of tract size.
    • For structures using OSSFs, the application and permit must be obtained before construction.
    • The order's exceptions for areas regulated under an existing Order, Ordinance, Resolution, or current approved interlocal agreement apply.
    “Upon their completion, all habitable structures shall be connected to either a central wastewater treatment sanitary sewer system or an approved sewage disposal system.”
  • Well permitLimited

    Water wells in Ellis County, which is within the Prairielands Groundwater Conservation District.

    • All non-exempt wells require a permit.
    • Existing non-exempt wells with approved registration before January 1, 2019 obtain a Historic Use Permit.
    • New non-exempt wells obtain an Operating Permit.
    • A new non-exempt well requires an Operating Permit before drilling or operating.
    • New exempt wells are exempt from permitting, fee payment, metering, and reporting only if used solely for domestic, livestock, or poultry use and designed production capacity is 17.36 gallons per minute or less.
    • Any new well must still be registered with the District before drilling and comply with the two-acre minimum tract-size and spacing requirements.
    • Non-exempt Operating Permit applications require a $1,000 per-well permit fee, a $500 non-refundable registration fee, and five-year renewal with a $150 per-well fee, according to the District's official resource page.

    exempt well maximum designed production capacity: <= 17.36 gallons per minute (Only when used solely for domestic, livestock, or poultry use.) · minimum tract size for new wells: >= 2 acres (Subject to applicable variance or exception rules.) · non-exempt operating permit fee: 1000 USD per well · well registration fee: 500 USD per well (Non-refundable.) · operating permit renewal period: 5 years · operating permit renewal fee: 150 USD per well

    “Beginning January 1, 2019, you must apply for and obtain an Operating Permit prior to drilling or operating a new, non-exempt well. Non-exempt wells are used for purposes other than domestic, livestock, or poultry use. The well owner will need to submit a well registration form, a $500 non-refundable registration fee, and an application for an Operating Permit with a fee of $1,000 per well. All permits must be renewed every 5 years with a $150 per well fee.”
  • Mandatory utility hookupConditional

    Habitable structures in the Ellis County OSSF jurisdiction.

    • Upon completion, every habitable structure must connect either to a central wastewater treatment sanitary sewer system or to an approved sewage disposal system.
    • The requirement applies within the county OSSF jurisdiction and remains subject to the order's exceptions for existing local orders, resolutions, ordinances, and approved interlocal agreements.
    “Upon their completion, all habitable structures shall be connected to either a central wastewater treatment sanitary sewer system or an approved sewage disposal system.”
  • Subdividing landRegulated (with conditions)

    Subdivision of property outside the limits of any municipality within Ellis County; property wholly or partly within a municipality's extraterritorial jurisdiction is governed by the applicable county-municipality interlocal agreement.

    • A plat is required when a tract or parcel is divided into two or more parts for a subdivision purpose described in the County regulations.
    • The County regulations incorporate statutory plat exemptions under Texas Local Government Code Section 232.0015(a)-(d) and (f)-(k); exemptions under Section 232.0015(e) must comply with the County's relief procedures.
    • If an exemption ceases to meet statutory criteria, platting requirements immediately apply.
    • A Platting Exemption Affidavit must be notarized, filed, and submitted to the Department of Development to establish an applicable exemption.
    • If the property lies wholly within a city, the applicant must consult that city; if wholly or partly within a municipal ETJ, the approval procedure is established by the applicable interlocal agreement.
    • The regulations were last updated 05/26/2026 and became effective 06/01/2026; plats and permits submitted before the effective date are subject to the regulations in effect at the time of submittal.
    “A plat is required when subdividing property that results in “the division of any tract or parcel of land into two or more parts”
    One more reviewed finding on this topic
    • Regulated (with conditions) — Property outside the limits of any municipality within Ellis County that is subdivided to lay out a subdivision; municipal and ETJ jurisdiction may be governed by city procedures or an interlocal agreement.
      “This section shall apply to property located outside the limits of any municipality within the boundaries of Ellis County that subdivides a tract of land to lay out a subdivision in accordance with Section 232.001 (a) of the Texas Local Government Code. [...] A plat is required when subdividing property that results in “the division of any tract or parcel of land into two or more parts to lay out any division of the tract, including an addition, lots, or streets, alleys, squares, parks, or other parts of the tract intended to be dedicated to the public use or for the use of purchasers or owners of lots fronting on or adjacent to the street, alleys, squares, parks, or other parts.””
  • Driveway accessLimited

    Access to tracts of land and development projects regulated by Ellis County Quality Growth Initiatives Volume III, including driveway access and access points on roads identified as 80 feet of right-of-way or more on the Master Thoroughfare Plan.

    • Access must be from a County-maintained street/road, city-maintained road, or state/federally maintained road or street.
    • A second point of access is required only where applicable under the adopted Ellis County Fire Code or Texas Local Government Code Section 232.0034.
    • Only one access point, meaning one driveway, is allowed per lot or tract along Master Thoroughfare Plan roads identified as 80 feet of right-of-way or more.
    • Multiple access points on the same lot must meet TxDOT Access Management Standards, Table 2-2, and Sections II (A) and II (E).
    • Direct driveway access to roads indicated on the Master Thoroughfare Plan requires one of the listed alternatives: a parallel slip street; shared access drive and access easements shown on a plat or filed instrument and built on-site; or another alternative approved by the Department of Development Director or County Engineer that significantly reduces drive cuts.
    • Volume III states it was last updated 03/31/2026 and effective 04/01/2026.

    maximum access points per lot or tract on qualifying Master Thoroughfare Plan roads: 1 access point (Multiple access points may be allowed if they meet TxDOT Access Management Standards, Table 2-2, and Sections II (A) and II (E).) · qualifying road right-of-way threshold: >= 80 feet

    “(3) Only one (1) access point (i.e., driveway) shall be allowed per lot or tract of land along roads identified as 80 feet of right-of-way or more on the Master Thoroughfare Plan. If multiple access points are desired on the same lot, it shall meet Tx-DOT’s Access Management Standards, Table 2-2, and Sections II (A) & II (E).”
  • Building in a floodplainLimited

    Development in Ellis County floodplain areas subject to the county's floodplain management regulations.

    • The official page does not reproduce the complete Flood Damage Prevention Order or its detailed permit procedures; project-specific requirements must be confirmed with the Engineering Department.
    • The county page directs residents to the Engineering Department for maps, building requirements, floodway information, flood-zone determinations, and related flood information.
    “As a participating community, the County has adopted Floodplain Management practices through the Ellis County Flood Damage Prevention Order.”
  • Permit feesPublished

    Ellis County Department of Development fee schedule and payment charges.

    • The county states, "Always contact staff for an accurate amount."
    • Credit card charges add a 2.25% convenience fee to the overall total.

    credit-card convenience fee: 2.25 percent of overall total

    “ADOPTED MASTER FEE SCHEDULE Always contact staff for an accurate amount. The County accepts check, money order, cashiers check or credit card. Credit card charges have a 2.25% convenience fee added to the overall total.”
  • Permit processPublished (with conditions)

    Commercial development permitting in unincorporated Ellis County.

    • A pre-application meeting with Department of Development staff is required.
    • Engineering Department approval and separate Fire Marshal permitting are required before construction starts.
    • A completed application, 9-1-1 address application, driveway culvert application, site plan, floor plan, proof of legal ownership, applicable TxDOT culvert permit, and paid fee are required as applicable.
    • Applications will not be accepted if required items are incomplete.
    • The application states it is effective June 16, 2025.
    “Construction cannot begin without approval from the Ellis County Engineer’s Office and separate permits from both the Department of Development and Fire Marshal’s Office.”

Texas rules that apply here

  • Owner-builder exemptionConditional

    An owner performing electrical, plumbing, or air-conditioning and refrigeration work on the owner's own residence or homestead in Texas.

    • Electrical work is exempt from state electrician licensing when performed on a dwelling the person owns and resides in.
    • Plumbing is exempt from state plumbing licensing when performed by the property owner in the property owner's homestead.
    • Air-conditioning and refrigeration contracting is exempt from the applicable state registration requirements when performed in a building owned solely by the person as the person's home.
    • These exemptions do not establish a blanket exemption for every construction trade or contractor-regulated activity.
    “A person who perform electrical work on a dwelling that they own and reside in is not required by the state to be licensed as electricians.”
    One more reviewed finding on this topic
    • Conditional — Electrical work on a dwelling owned and occupied by the property owner in Texas.
      “A person who perform electrical work on a dwelling that they own and reside in is not required by the state to be licensed”
  • county zoning authorityLimited

    Texas counties adopting zoning regulations for specified unincorporated or otherwise specially defined areas.

    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    • Other Chapter 231 subchapters address special areas including the Amistad Recreation Area in Val Verde County, military zones, certain lakes, the El Paso Mission Trail Historical Area, Lake Somerville, and Falcon Lake in Zapata County.
    • The cited statute was enacted effective September 1, 1987; the Falcon Lake subchapter was added effective June 15, 2007, and amended effective September 1, 2009.

    Padre Island distance from publicly owned park or recreational development: <= 2 miles (Area must be outside a municipality and in Cameron or Willacy County.) · Padre Island distance from beach, wharf, or bathhouse: <= 2 miles (The beach, wharf, or bathhouse must be used by at least 500 persons annually.)

    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
    One more reviewed finding on this topic
    • Limited — County zoning authority over unincorporated land in Texas, where a specific statutory grant applies.
      “As you suggest, a county has very limited and specific zoning authority, and none that may be used to regulate construction or operation of the proposed facility.”
  • county building authorityLimited

    Texas counties adopting and enforcing fire-code building permits for specified buildings in unincorporated areas and applying residential building-code standards in certain counties.

    • Under Section 233.061, the county must have a population over 250,000 or be adjacent to a county with a population over 250,000.
    • Under Section 233.062, the fire code applies only to commercial establishments, public buildings, and multifamily residential dwellings consisting of four or more units constructed in an unincorporated area.
    • The fire code does not apply to an industrial facility having a fire brigade that conforms to Occupational Health and Safety Administration requirements.
    • A covered applicant must submit a plan and a commissioners-court-set application fee; the county must issue or deny the permit within 30 days, and failure to act within 30 days approves the construction for purposes of the subchapter.
    • The fire code must conform to the International Fire Code or Uniform Fire Code as those codes existed on May 1, 2005, or establish protective measures exceeding those standards; later editions may be adopted.
    • Residential standards under Section 233.152 apply only if the county adopts a resolution or order and the county is within 50 miles of an international border or has a population over 100.
    • Those residential standards apply only to new single-family-house or duplex construction beginning after September 1, 2009; manufactured or modular structures governed by Occupations Code Chapters 1201 or 1202 are excluded from the definition of new residential construction.
    • A municipality's building code controls in its extraterritorial jurisdiction, and Section 233.152 does not authorize county prior approval of new residential construction or county zoning regulations.
    • Fire-code inspection and permit fees may be charged under a fee schedule based on building type, limited to amounts necessary to administer and enforce the subchapter; inspection fees must be reasonable and reflect approximate inspection costs.

    county population threshold for fire-code authority: > 250000 persons (A county adjacent to a county over 250,000 also qualifies.) · multifamily residential dwelling threshold: >= 4 units (The fire code applies only to covered buildings constructed in an unincorporated area.) · residential-code border distance: <= 50 miles (Alternative qualification is county population over 100.) · application decision period: 30 days (If the commissioners court does not issue or deny the permit within 30 days after receiving the application and fee, construction is approved for purposes of the subchapter.) · residential standards effective construction date: > 2009-09-01 (Applies only to new residential construction that begins after September 1, 2009.)

    “The commissioners court of a county with a population of over 250,000 or a county adjacent to a county with a population of over 250,000 may adopt a fire code and rules necessary to administer and enforce the fire code. [...] The fire code applies only to the following buildings constructed in an unincorporated area of the county: (1) a commercial establishment; (2) a public building; and (3) a multifamily residential dwelling consisting of four or more units.”
    One more reviewed finding on this topic
    • Limited — County fire-code adoption and building-permit authority for specified buildings in unincorporated areas of qualifying Texas counties, including multifamily residential dwellings of four or more units.
      “The commissioners court of a county with a population of over 250,000 or a county adjacent to a county with a population of over 250,000 may adopt a fire code and rules necessary to administer and enforce the fire code.”

Still unanswered

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

  • Short-term rentals — Short-term rental use in unincorporated Ellis 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.

Water rights & wells in Ellis County

Whether a new home can legally get its own water here — the sub-state groundwater regime, from Texas’s water agency.

Actively managed

This basin is under active state management — new water use is scrutinized, though a domestic well is usually still allowed.

Household wellExempt up to a limit

Texas groundwater is governed by the rule of capture; a Groundwater Conservation District must exempt qualifying domestic/livestock wells and may not restrict their production, but well registration and spacing rules can still apply and the exemption does not cover wells serving a platted subdivision.

Limit: Domestic/livestock well exempt from GCD production permitting if on a tract >10 acres AND incapable of producing >25,000 gal/day (Tex. Water Code §36.117)

Texas Water Code §36.117 / TWDB ↗
  • North-Central Texas Trinity & Woodbine Aquifers Priority Groundwater Management Areapartial of county

    TCEQ-designated DFW-region Trinity/Woodbine critical-groundwater area; drives GCD coverage. Domestic/livestock wells remain exempt but spacing/registration may apply.

    TCEQ — Priority Groundwater Management Areas ↗

Hybrid state (appropriation + riparian). Groundwater rules change and basin boundaries follow the aquifer, not the county line — confirm current well and appropriation rules with the Texas state water agency before you buy or drill.Groundwater governance as of Jul 2026, cited to each administering agency.

Living off-grid in Ellis County, Texas

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

Ellis County scores 48/100 on the Bolthole Index, a solid county profile. Its strengths: low administrative friction for a quiet rural property and a stronger property-autonomy legal backdrop. Watch-outs: about 56,172 people within a 30-minute drive and workable self-sufficiency basics (40.1″/yr rainfall).

Do you need a building permit in Ellis County, Texas?

Ellis 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 Ellis County Department of Development. 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.

How much does land cost in Ellis County, Texas?

Land in Ellis County runs about $5,374 per acre, based on the latest county data.

What is the water situation in Ellis County?

Ellis County gets about 40.1" of rain a year, with severe drought in roughly 19.9% of years. On water rights, Ellis County lies in the North-Central Texas Trinity & Woodbine Aquifers Priority Groundwater Management Area — TCEQ-designated DFW-region Trinity/Woodbine critical-groundwater area; drives GCD coverage. Domestic/livestock wells remain exempt but spacing/registration may apply..

How remote is Ellis County?

A representative private-land location has about 56,172 people within a 30-minute drive and 9,583,217 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 Ellis compares in Texas

Compare side-by-side →See all 254 Texas counties ranked →