Unincorporated Terry County, Texas does not generally require prior county approval through a residential building permit, but the county's current inspection program could not be confirmed12. Terry County does not generally zone unincorporated land; Brownfield sets zoning inside the city, while South Plains Public Health District handles septic permits countywide345.
At a glance
- Building permit
- No general residential building permit in unincorporated Terry County1
- Zoning
- No county zoning in unincorporated areas; Brownfield has municipal zoning34
- Septic permits
- South Plains Public Health District authorization is required before construction unless a state exemption applies67
- Owner-installed septic
- Potentially allowed for an owner-occupied single-family home, subject to district requirements8
- RV or tiny home
- No county zoning rule restricts occupancy in unincorporated areas; sanitation rules still apply39
- Manufactured homes
- State standards apply; Terry County is in Wind Zone I10
- Water wells
- Non-exempt district wells require a drilling permit11
- State-highway driveway
- A new or modified access driveway requires TxDOT Form 105812
Who to call
Also useful
Terry County Judge's Office (Terry County Courthouse)
Starting point for county building, land-use, road-access and floodplain questions when no dedicated department is published
500 W. Main Street Brownfield, TX 79316
Septic permits
South Plains Public Health District, Brownfield Clinic
Environmental health services and local OSSF inspection, complaint and enforcement work
919 E. Main Street Brownfield, TX 79316
Contact details are copied from each office’s official page and were checked against it on October 10, 2026.
Off-grid gear
Going off-grid in Terry County means bringing your own water and power. The kit we’d start with:
- Water Crystal Quest Filter any source — well, rain, or creek — to drinking-clean.
- Power Bluetti Solar generators and home battery backup for living off the grid.
- Septic Soil percolation test kit Run your own perc test before paying an engineer — the first thing a septic office asks about.
- Water Well water test kit Bacteria, nitrates, hardness — know what the well on a parcel is really pumping.
These are affiliate links — we may earn a commission, at no cost to you. As an Amazon Associate, Bolthole Index earns from qualifying purchases.
Do you need a building permit in Terry County, Texas?
Unincorporated Terry County does not generally require prior county approval through a residential building permit12. The current county inspection program could not be confirmed; Chapter 233 inspections apply only if an eligible county adopts the program13. A separate fire-code building permit can apply to commercial buildings, public buildings and multifamily buildings with four or more units only in a qualifying county that adopts a fire code, and we could not confirm a Terry County adoption14. Industrialized housing and buildings are a separate category subject to mandatory state codes15. Manufactured homes also remain subject to statewide installation and occupancy standards10. Ask the Terry County Judge's Office whether floodplain approval or a residential inspection notice applies before construction1617.
Who issues building permits in Terry County, and how do you reach them?
Terry County does not publish a separate building or planning office, so begin building-permit, residential-inspection and floodplain questions with the Terry County Judge's Office at the courthouse on Main Street in Brownfield16. We could not confirm the current floodplain administrator, floodplain application, building-permit fees or county-road driveway process. Inside Brownfield, the city's zoning rules apply, but septic permits remain with South Plains Public Health District under the state-and-local OSSF framework18519. A driveway connecting to a state highway follows TxDOT's process: Form 1058 is required for a new or modified driveway, and right-of-way construction must wait for an executed driveway permit and notice to TxDOT12.
Does Terry County have zoning?
Unincorporated Terry County has no general county zoning authority, so county zoning does not set minimum dwelling size, minimum lot size, setbacks, lot coverage, building height or occupancy rules for RVs, tiny homes and accessory dwellings3. Brownfield is different: the city divides its land into zoning districts with overlay zones, and the City of Brownfield Building Inspector or a designee administers and enforces that zoning, while septic permits for Terry County addresses remain with South Plains Public Health District45. Private deed restrictions, floodplain controls, septic siting and statewide housing standards can still limit a project17710. Land divisions outside municipal limits generally require a plat that the Terry County Commissioners Court approves by order, with exceptions such as divisions where all lots exceed 10 acres20. A division kept primarily in qualifying agricultural, farm, ranch, wildlife-management or timber-production use can be exempt when no covered public-use area is laid out, but platting requirements return if that use ends2122.
How do septic permits work in Terry County?
South Plains Public Health District handles Terry County septic permits and inspections5. The septic application requires site and soil information, and construction must wait for district authorization69. The district's published OSSF inspection fee is $400, a visual inspection of a permitted or non-permitted system is $200, and a $100 expedited fee applies to applications without 7 days' notice23. Texas generally requires a septic permit and approved plan to construct, alter, repair, extend or operate an OSSF7. A narrow exemption may apply to one single-family dwelling on at least 10 acres when a licensed evaluator or engineer evaluates the site, every system component stays at least 100 feet from the property line, effluent remains on the tract and every other condition is met7. The installation must be inspected before it is covered2425. About 87.5% of Terry County soils avoid a severe conventional-drain-field limitation, but every homesite still needs its own evaluation26.
Can you live in an RV or tiny home on your land in Terry County?
Unincorporated Terry County has no county zoning rule restricting RV occupancy, tiny-home occupancy, temporary camping, accessory dwellings or minimum dwelling size3. That answer does not override private deed restrictions, floodplain controls or Brownfield zoning inside the city174. An occupied RV or tiny home still needs lawful sanitation: South Plains Public Health District requires authorization before septic construction and requires the system to follow the approved site materials and map9. A manufactured home must follow statewide installation and occupancy standards, and Terry County is in manufactured-housing Wind Zone I10. An owner may install a septic system for an owner-occupied single-family home only when every district and state condition is met8. Ask the district about the sanitation design before placing or occupying a unit27.
Building a home in Terry County: the steps, in order
- Ask the Terry County Judge's Office whether the parcel needs floodplain approval or falls under an adopted residential inspection program161713.
- Confirm that the parcel is outside Brownfield before relying on the unincorporated-county zoning answer18.
- Contact South Plains Public Health District for the site-and-soil evaluation and septic permit before construction begins6.
- Contact the South Plains Underground Water Conservation District before drilling a non-exempt well; the district issues well-drilling permits and inspects completed sites11.
- Obtain a TxDOT driveway permit before building or changing access onto a state highway12.
What should you check before buying land in Terry County?
Start with legal access, the Brownfield city boundary, floodplain status, deed restrictions and whether a proposed division needs a plat41720. Water deserves early planning: non-exempt district wells need a drilling permit, while Terry County averages about 17.3 inches of precipitation and experiences severe drought in about 40.2% of years112829. The land is overwhelmingly gentle, with 99.9% at a slope of 15% or less, and only 0.1% is wooded3031. Conventional septic conditions are comparatively favorable across much of the county, but the district still requires parcel-level soil and site information269. The typical effective property-tax rate is about 1.5%, with a median annual bill near $1,6453233.
Watch-outs
- Terry County's current local floodplain application, administrator and fees could not be confirmed; ask the County Judge's Office before building near a mapped flood area1716.
- The absence of county zoning in unincorporated Terry County does not override the City of Brownfield's zoning ordinance inside city limits34.
- Do not cover a new septic installation before South Plains Public Health District completes the required inspection2425.
- Dividing a tract outside Brownfield generally requires a plat approved by the Terry County Commissioners Court unless an exception applies, and the agricultural exception ends if the land stops being used primarily for farming or ranching2022.
Sources
- Texas Local Government Code Ch. 233 (County Regulation of Housing/Buildings) (2026 county census)
- Texas Local Government Code Chapter 233, quoted and re-checked
- Texas law on county zoning and building authority
- Brownfield Code of Ordinances, Chapter 14 Zoning, quoted and re-checked
- OSSF New Permit Application and Installer List, quoted and re-checked
- On-Site Sewage Facility Application and Authorization to Construct, quoted and re-checked
- Getting a Permit for an OSSF - Such as a Septic System, quoted and re-checked
- Getting a Permit for an OSSF - Such as a Septic System, quoted and re-checked
- On-Site Sewage Facility Application and Authorization to Construct, quoted and re-checked
- Occupations Code Chapter 1201, Manufactured Housing, quoted and re-checked
- South Plains Underground Water Conservation District Management Plan 2024, quoted and re-checked
- General Access Driveway Policy, quoted and re-checked
- Texas Local Government Code Chapter 233, quoted and re-checked
- Local Government Code Chapter 233, quoted and re-checked
- Industrialized Housing and Buildings Mandatory Building Codes, quoted and re-checked
- Terry County Judge's Office (Terry County Courthouse) (co.terry.tx.us)
- Participation in the National Flood Insurance Program (NFIP), quoted and re-checked
- Brownfield Code of Ordinances - Zoning Ordinance, quoted and re-checked
- Basics for Septic Systems, quoted and re-checked
- Local Government Code Chapter 232, County Regulation of Subdivisions, quoted and re-checked
- Local Government Code Chapter 232, County Regulation of Subdivisions, quoted and re-checked
- Texas Local Government Code Chapter 232: County Regulation of Subdivisions, quoted and re-checked
- South Plains Public Health District Fee Schedule for Environmental Health Services, quoted and re-checked
- OSSF New Permit Application and Installer List, quoted and re-checked
- Basics for Septic Systems, quoted and re-checked
- 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
- South Plains Public Health District, Brownfield Clinic (southplainshealth.org)
- Annual precipitation: Bolthole Index county data
- Share of years in severe drought: Bolthole Index county data
- Share of land at 15% slope or less: Bolthole Index county data
- Wooded share of land: Bolthole Index county data
- Effective property tax rate: Bolthole Index county data
- Median property tax bill: Bolthole Index county data
Written October 10, 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.