Wilkinson County, Mississippi does not publish a confirmed residential building-permit process, so ask the Board of Supervisors whether a building permit is required before construction.1 County zoning status is also unconfirmed, while the Mississippi State Department of Health issues septic permits throughout Wilkinson County, including inside municipalities.23
At a glance
- Building permit
- County residential process unconfirmed; ask the Board of Supervisors before work14
- Building code
- State framework applies unless the county opted out by the 2014 deadline; local status unconfirmed5
- Zoning
- Countywide and local zoning status unconfirmed; ask the Board of Supervisors and the municipality24
- Septic
- MSDH permit required; final-approval application currently $197.50678
- RV or tiny home
- Private-land occupancy rules unconfirmed; wastewater still needs an approved disposal route92
- Owner-builder
- State builder-license exemption may apply to work on your own residence, but it does not waive local approvals10
- Floodplain
- County office provides property information, permit records and compliance help11
Who to call
Also useful
Wilkinson County Board of Supervisors Office
County ordinances and county-operation questions when no dedicated building or zoning department is published
525 Main Street, P.O. Box 1284, Woodville, MS 39669
Septic permits
Mississippi State Department of Health, Division of On-Site Wastewater
On-site wastewater applications, soil and site evaluations, permits or recommendations, and inspections for Wilkinson County in the South Region
570 East Woodrow Wilson Drive, Jackson, MS 39216
Floodplain permits
Wilkinson County E-911 / Floodplain
E-911 addressing and floodplain property information, records, permits, elevation certificates and compliance questions
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 Wilkinson 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 Wilkinson County, Mississippi?
Wilkinson County does not publish enough information to confirm its general residential building-permit requirement, application process or building-permit fees.1 Mississippi's uniform-code framework says counties and municipalities must enact uniform building codes unless they opted out by the 2014 deadline, but the available record does not establish which path Wilkinson County took.5
Before ordering plans, pouring a foundation or placing a manufactured home in unincorporated Wilkinson County, call the Board of Supervisors Office and ask whether the parcel needs a building permit, inspections or another county approval.4 Inside a city or town, ask the municipality about its own building permit and inspections because Mississippi local requirements vary by location; septic permits remain with MSDH throughout Wilkinson County.123 The state fire-inspection material covers specified building categories, not a general county residential inspection rule.13
Who handles building and land-use questions in Wilkinson County?
Wilkinson County's published directory does not identify a dedicated building, inspection, planning or zoning department, so the first call for unincorporated land is the Wilkinson County Board of Supervisors Office at 601-888-4381.124 Ask specifically who issues the building permit, who gives zoning approval, which building code and inspections apply, and what county fees are due.4 Inside municipal limits, direct those building-permit and zoning questions to the city or town; MSDH still handles septic permits countywide.123
For a new or corrected property address, contact Wilkinson County E-911 / Floodplain at 601-888-4381 ext. 21.11 The office also helps with floodplain property information, permit records, elevation certificates and compliance questions.11 Floodplain help and county land-use questions are separate from MSDH septic approval.8
Does Wilkinson County, Mississippi have zoning?
Wilkinson County's countywide zoning status could not be confirmed from a published county ordinance or zoning map.2 The same gap applies to setbacks, minimum lot size, minimum dwelling size, building height and accessory dwellings, so do not treat rural land as unrestricted.2 Ask the Board of Supervisors Office whether county zoning approval or another land-use ordinance applies to the parcel and request the controlling document in writing.4
Inside Woodville, Centreville or another municipality, ask that city or town about municipal zoning approval and building permits; municipal rules do not establish the rules for unincorporated Wilkinson County, and MSDH retains septic review throughout the county.123 For land in or near a mapped flood area, ask E-911 / Floodplain about floodplain permits, elevation certificates and parcel-specific compliance information.11
How do septic permits work in Wilkinson County?
The Mississippi State Department of Health Division of On-Site Wastewater handles septic permits throughout Wilkinson County.38 A septic permit is required to install an on-site wastewater system and obtain a water meter.6 The published process is application and payment, a soil and site evaluation, a permit or recommendation, installation, inspection and final approval or an eligible exemption.14
The current Notice of Intent plus Final Approval fee is $197.50; the Notice of Intent plus Exemption fee and an existing residential inspection are each $100, with fees subject to change and online processing charges.7 A certified installer must contact MSDH 24 hours before construction to schedule inspection.15 Only 8.9% of county soils are rated without severe limits for a conventional drain field, so make the site evaluation an early purchase contingency.16 Mississippi requires gray water and other wastewater to enter a sewer or septic system rather than discharge onto land or water.9
Can you live in an RV or tiny home in Wilkinson County?
Wilkinson County's rules for long-term RV occupancy, temporary camping and tiny-home occupancy on private land could not be confirmed.2 Ask the Board of Supervisors Office whether a county occupancy, structure, setback or land-use rule applies to the exact parcel, and ask the municipality as well if the property is inside city or town limits.412
Wastewater is the clear constraint even when the dwelling type is small or mobile.9 Mississippi requires wastewater to enter a central sewer or septic system, and an on-site wastewater installation requires an MSDH permit.96 A state owner-builder licensing exemption may cover someone constructing or improving that person's own residence, but the exemption does not itself remove a local permit or inspection requirement.10 Before moving an RV, manufactured home or tiny home onto the parcel, settle land-use status, wastewater approval, water service, access and floodplain questions in writing.4811
How do you build a home in Wilkinson County, step by step?
- Pin down jurisdiction. Confirm whether the parcel is unincorporated or inside a municipality because building-permit and zoning authorities vary by location.12
- Name each local approval. For unincorporated land, ask the Board of Supervisors who issues the building permit and zoning approval; inside a municipality, ask that city or town.124
- Check flood and addressing. Ask Wilkinson County E-911 / Floodplain for an address and parcel-specific flood information, permits and elevation certificates.11
- Apply for the septic permit. Submit the MSDH application and fee for a soil and site evaluation; MSDH handles this step countywide.143
- Coordinate water service. Present the MSDH permit or recommendation to the water utility for a meter.17
What should you check before buying land in Wilkinson County?
Start with septic feasibility: only 8.9% of Wilkinson County soils are rated without severe limits for a conventional drain field, so a soil and site evaluation can change the build plan.16 If land will be divided for residential development, MSDH reviews subdivisions for wastewater suitability, but that review does not replace any county or municipal plat approval.18 The state review generally starts at 10 lots, though a local ordinance may set a lower threshold; no lots may be sold and construction may not start before evaluation.19
Search the county flood portal and ask E-911 / Floodplain about floodplain permits, elevation certificates and compliance information.11 A driveway onto a state highway requires an MDOT permit; county-road access rules remain unconfirmed, so ask the Board of Supervisors Office about the parcel's road.204 The median property-tax bill is $691 per year and the effective rate is 0.9%.2122
Watch-outs
- Do not assume Wilkinson County has no building code: Mississippi's framework required adoption unless the county opted out by the 2014 deadline, and the county's status remains unconfirmed.5
- A conventional drain field may be difficult because only 8.9% of county soils are rated without severe limitations; obtain the MSDH soil and site evaluation early.1614
- Rules for RV living, tiny homes, setbacks and minimum dwelling size could not be confirmed; ask the Board of Supervisors Office and, inside municipal limits, the relevant city or town.24
Sources
- Miss. Code Ann. §19-5-9(11) (2026 county census)
- (2026 county census)
- On-Site Wastewater - Mississippi State Department of Health, quoted and re-checked
- Wilkinson County Board of Supervisors Office (wilkinson.co.ms.gov)
- Mississippi Uniform Building Codes, quoted and re-checked
- WasteWater Application FAQs, quoted and re-checked
- WasteWater Frequently Asked Questions, quoted and re-checked
- Mississippi State Department of Health, Division of On-Site Wastewater (msdh.ms.gov)
- WasteWater Application FAQs, quoted and re-checked
- Mississippi Senate Journal, March 9, 2022 (Mississippi statewide rule), quoted and re-checked
- Wilkinson County E-911 / Floodplain (wilkinson.co.ms.gov)
- Start Your Business in Mississippi — County and City Permits (Mississippi statewide rule), quoted and re-checked
- Fire Code Enforcement, quoted and re-checked
- Notice of Intent: New Individual On-site Wastewater Disposal System, quoted and re-checked
- Notice of Intent: New Individual On-site Wastewater Disposal System, 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
- Notice of Intent: New Individual On-site Wastewater Disposal System, quoted and re-checked
- On-Site Wastewater - Mississippi State Department of Health, quoted and re-checked
- Subdivision Plan Review (Mississippi statewide rule), quoted and re-checked
- Mississippi Access Management Guide (Mississippi statewide rule), quoted and re-checked
- Median property tax bill: Bolthole Index county data
- Effective property tax rate: 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.