Unincorporated Lafayette County, Arkansas has no building-permit or planning department, so a home built here is not subject to a local permit or inspection process1. Arkansas's statewide building-code minimums still apply even where no local permit is required2. Septic systems are permitted by the Arkansas Department of Health, not the county3. Lafayette County has no countywide zoning ordinance; land-use controls only exist inside its incorporated cities4.
At a glance
- Building permit
- Not required for unincorporated Lafayette County construction1
- Zoning
- No countywide zoning; only incorporated cities have land-use controls4
- Septic authority
- State-permitted through the Arkansas Department of Health3
- Owner-builder exemption
- Yes, for one owner-built residence per calendar year56
- Ag buildings
- Nonresidential farm buildings are exempt from state electrical-contractor licensing7
- Effective property tax rate
- 0.6% of assessed value, about $422/yr on the median bill89
- Bolthole Index score
- 72.39 out of 10010
Who to call
Septic permits
Lafayette County Local Health Unit - Lewisville
The Arkansas Department of Health's local health unit serving Lafayette County; onsite wastewater (septic) installers submit required documentation to the local health unit and the system cannot be used until the Department issues a Permit for Operation.
1113 Chestnut Street, Lewisville, AR 71845
Also useful
Lafayette County government offices
General Lafayette County government contact, listed on the state's official county directory alongside only the Assessor and Collector; no separate building, zoning, floodplain, or road department is listed for the county.
2 Courthouse Square, Lewisville, AR 71845
Contact details are copied from each office’s official page and were checked against it on September 24, 2026.
Do you need a building permit in Lafayette County, Arkansas?
No. Unincorporated Lafayette County, Arkansas has no county building-permit program, based on the official state directory of county offices, which lists only an Assessor and a Collector for Lafayette County and no building or codes department1. That does not mean construction is unregulated: the Arkansas Fire Prevention Code, including the state residential code, applies statewide as a minimum standard even in areas where no local permit or inspection is required2. Arkansas counties are allowed to adopt their own local permit programs, but Lafayette County is not known to have done so1. If you build inside one of Lafayette County's incorporated cities rather than the unincorporated county, check with that city directly, since a city's own rules can differ from the county's4.
Who handles building and land questions in Lafayette County?
Lafayette County does not have a dedicated building, planning, or zoning office to call1. For general county business, including roads and other county matters, the Lafayette County government offices can be reached at 870-921-4858, at 2 Courthouse Square in Lewisville11. Septic (onsite wastewater) permitting is handled separately by the state, through the Lafayette County Local Health Unit in Lewisville at (870) 921-5744, 1113 Chestnut Street12. Because no county-level building or zoning department is listed anywhere on the state's official county directory, a buyer should not expect a local plan review or inspection process the way a city or a zoned county would run one.
Does Lafayette County have zoning?
Lafayette County has no countywide zoning ordinance and no county planning or zoning department; land-use controls exist only inside its incorporated cities4. For unincorporated land, that means there is no known county-level restriction on lot use, setbacks, minimum home size, or where an RV or tiny home can sit, beyond the state's onsite-wastewater well setbacks that apply anywhere a septic system and a private well share a lot413. If your land sits inside one of Lafayette County's incorporated cities, such as Lewisville or Stamps, that city's own zoning controls instead, separate from anything true for the unincorporated county4.
How do septic permits work in Lafayette County?
Septic systems in Lafayette County are permitted by the Arkansas Department of Health, not by the county3. If a city or county has an Authorized Agent for onsite wastewater, that agent acts for the Department; otherwise, applications go straight to the Department14. A valid Permit for Construction must be obtained before any construction, alteration, repair, or extension of a system begins, and construction must start within one year of issuance or the permit must be revalidated15. After installation, the installer must submit required documentation to the local health unit within five days, and the system cannot legally be used until the authorized agent inspects it and issues a Permit for Operation16. Soils matter here more than the paperwork does: only 6.9% of Lafayette County's soils have no severe limitations for a conventional septic drain field, so most building sites in the county should expect an engineered system, a pricier design, or a percolation test before you can be confident a standard drain field will work17. A private well and an onsite wastewater system on the same or adjacent lots must keep the well at least 50 feet from the lot line and at least 100 feet from the wastewater system13. If your future home's sewer line would exit the building within 300 feet of an accessible public sewer, Arkansas rules require connecting to that public sewer instead of installing a septic system18.
Can you live in an RV or tiny home on your land in Lafayette County?
No official source confirms whether occupying a tiny home or RV as a residence on your own unincorporated Lafayette County land is allowed, limited, or restricted; only a Department of Health plan-review requirement for proposed mobile-home, tiny-house-on-wheels, or recreational-vehicle parks was located, and that governs multi-space parks, not a single homesite. With no countywide zoning ordinance covering unincorporated Lafayette County, there is no known local zoning rule specifically restricting a single RV or tiny home on your own unincorporated parcel4. Call the Lafayette County government offices before you buy if living in an RV or tiny home while you build matters to your plans11.
Building a home in Lafayette County: the steps, in order
- Confirm whether your parcel is inside an incorporated city or in the unincorporated county, since city rules can differ from the county's4.
- Because Lafayette County has no building-permit office, plan to build to the Arkansas Fire Prevention Code's statewide minimum standards even without a local permit or inspection2.
- If you will act as your own contractor, know that Arkansas exempts an owner building their own residence from residential-contractor licensing, as long as you do not build more than one residence in a calendar year6.
- Arrange your septic system early: obtain a Permit for Construction from the Arkansas Department of Health through the Lafayette County Local Health Unit before any work begins, and do not use the system until you hold a Permit for Operation1215.
- Keep any well at least 50 feet from your lot line and at least 100 feet from your septic system if both are on the same or adjacent lots13.
- If your driveway will connect to a state highway, apply for an access driveway permit from the Arkansas Department of Transportation before starting work; a commercial driveway generally needs at least a $1,000 deposit or bond19.
- If a nonresidential farm building is part of your plans, know that it is exempt from state electrical-contractor licensing requirements, though other requirements can still apply7.
What to check before you buy land in Lafayette County
Water: statewide rules only cover public and semi-public water-system wells, which need Department of Health approval before construction20; whether a private single-household well needs its own construction permit in Lafayette County was not confirmed in official sources, so ask the Arkansas Department of Health directly. Soils: only 6.9% of the county's soils carry no severe limitations for a conventional septic drain field, among the lowest shares of any Arkansas county, so budget for a percolation test and likely an engineered system on most parcels17. Flood: no official Lafayette County floodplain ordinance or floodplain-administrator contact was located, so confirm flood-zone status through FEMA's flood maps and ask the Lafayette County government offices who administers floodplain rules locally before you buy11. Access: a driveway onto a state highway needs an Arkansas Department of Transportation permit before any work begins19; driveway rules for county roads were not confirmed, so ask the county directly. Taxes: Lafayette County's effective property tax rate runs about 0.6% of assessed value, with a median annual bill around $42289.
Watch-outs
- Whether a private domestic well or a county-road driveway needs its own permit in Lafayette County was not confirmed in official sources; ask the Arkansas Department of Health and the Lafayette County government offices directly11.
- Most of Lafayette County's soils have some limitation for a conventional septic drain field, so plan and budget for site evaluation before you count on a standard system17.
- Whether occupying a tiny home or RV as a residence on your own unincorporated land is restricted has not been confirmed by any official source; the only codified rules found govern multi-space parks, not a single homesite, and no countywide zoning ordinance was located either way4.
Sources
- Lafayette County - Arkansas.gov (2026 county census)
- Home Improvement Contractor License Application (Arkansas statewide rule), quoted and re-checked
- Arkansas Department of Health - Onsite Wastewater (2026 county census)
- Lafayette County - Arkansas.gov (2026 county census)
- State of Arkansas — Home Improvement New Application (2026 county census)
- State of Arkansas — Home Improvement New Application, quoted and re-checked
- 17 CAR § 210-602. Construction and exemptions, quoted and re-checked
- Effective property tax rate: Bolthole Index county data
- Median property tax bill: Bolthole Index county data
- Bolthole Index score (off-grid/homestead land score): Bolthole Index county data
- Lafayette County government offices (portal.arkansas.gov)
- Lafayette County Local Health Unit - Lewisville (healthy.arkansas.gov)
- Rules Pertaining to Onsite Wastewater Systems (2024), quoted and re-checked
- Rules Pertaining to Onsite Wastewater Systems (2024), quoted and re-checked
- Rules Pertaining to Onsite Wastewater Systems (2024), quoted and re-checked
- Rules Pertaining to Onsite Wastewater Systems (2024), quoted and re-checked
- Share of soils without severe limits for a conventional septic drain field (USDA SSURGO): Bolthole Index county data
- Rules Pertaining to Onsite Wastewater Systems (2024), quoted and re-checked
- Regulations: Rules for Access Driveways to State Highways (Arkansas statewide rule), quoted and re-checked
- 17 CAR § 11-607. Public and semi-public wells (Arkansas statewide rule), quoted and re-checked
Written September 24, 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.