A new one- or two-family home in Clark County, Wisconsin requires a Wisconsin Uniform Building Permit, but the enforcing office may be the municipality, county or state12. Clark County administers sanitary permits for private septic systems, while general private-land zoning varies by town and county shoreland rules still apply34. Confirm the parcel's town and permitting authority before submitting plans.
At a glance
- New-home building permit
- Required for a new one- or two-family dwelling12
- Building code
- Wisconsin's Uniform Dwelling Code applies statewide to covered homes5
- General zoning
- Town-by-town; county shoreland and floodplain rules can still apply4
- Septic permits
- Clark County Planning, Zoning & Land Information administers county sanitary permits3
- Owner-builder
- An owner who occupies or will occupy the home may take out construction and erosion-control permits6
- RV or tiny-home living
- Private-land occupancy rules could not be confirmed; ask the town and county zoning office4
- Private well
- A state well-construction notification number is generally required before drilling7
- County-highway driveway
- A county permit is required for driveway work in the highway right-of-way8
Who to call
Planning & zoning
Clark County Planning, Zoning & Land Information Department
Land-management permits, construction and compliance inspections, permit records, surveying and land information in unincorporated Clark County
517 Court St, Room 204, Neillsville, WI 54456
Septic permits
Clark County Planning, Zoning & Land Information Department — POWTS
County sanitary permits, soil-test review and POWTS field inspections
Roads & driveways
Clark County Highway Department
Driveway access permits for work in county highway right-of-way
511 W. South Street, Loyal, WI 54446
Contact details are copied from each office’s official page and were checked against it on September 28, 2026.
Do you need a building permit in Clark County, Wisconsin?
Yes, for a new one- or two-family home covered by Wisconsin's Uniform Dwelling Code. The statewide code covers one- and two-family dwellings built since June 1, 1980, and construction starts only after plans are approved and the building permit is issued and posted52. Permit requirements for additions and alterations vary by municipality, and the enforcing jurisdiction may be the municipality, county or state2. Clark County's published material does not establish one county office as the building-permit issuer for every parcel or every construction type, so identify the municipality first and ask Clark County Planning, Zoning & Land Information which certified UDC inspector serves the site9. Wisconsin lets an owner who occupies or will occupy the home take out the construction and erosion-control permits, but that allowance does not remove the permit requirement6.
Who handles building permits and inspections in Clark County?
The building-permit contact depends on the municipality or inspection agency serving the property; Wisconsin allows Uniform Dwelling Code enforcement through municipal or county inspectors or through the state10. Start with Clark County Planning, Zoning & Land Information at 517 Court St, Room 204 in Neillsville; the office reviews and issues land-management permits, performs construction and compliance inspections, and keeps permit records for its work in unincorporated Clark County9. Once the correct UDC permit is issued, arrange inspections before covering each phase of construction11. The inspector has two business days after the inspection request and the work is ready before the work may be covered11. Occupancy follows a final inspection with no major health or safety violations, although Wisconsin's guidance says only some municipalities issue a separate occupancy permit12.
Does Clark County, Wisconsin have zoning?
Clark County is not governed by one simple general-zoning answer. The county's land-use record describes general private-land zoning as a town-by-town mosaic, while the county administers shoreland-wetland, floodplain and other land-management rules4. Wisconsin county zoning applies only in towns that adopt county zoning; a town outside county zoning may have its own ordinance or may be unzoned13. Cities and villages set their own rules. For land near navigable water, Wisconsin's shoreland standard generally places buildings at least 75 feet from the ordinary high water mark, subject to listed exceptions and setback averaging14. Clark County Planning, Zoning & Land Information administers land-management ordinances in unincorporated areas and should be the first county call for shoreland or floodplain status9. Then contact the parcel's town clerk to confirm general zoning, permitted uses, setbacks and any local approvals.
How do septic permits work in Clark County?
Clark County Planning, Zoning & Land Information administers sanitary permits for private onsite wastewater treatment systems and reviews soil tests for compliance315. Secure the sanitary permit before expecting a building permit for a new dwelling served by a private onsite system; Wisconsin's building-permit process treats the sanitary permit as a prerequisite2. Plan for careful site evaluation: only about 0.3% of Clark County soils are rated free of severe limitations for a conventional septic drain field16. That countywide soil statistic does not decide an individual lot, but it makes an accepted soil test and a realistic system design especially important. State rules also require privately owned septic systems to receive a visual inspection at least once every three years, with counties operating the maintenance-tracking programs17. Off-grid wastewater arrangements are not exempt from POWTS requirements merely because a building is disconnected from public sewer18.
Can you live in an RV or tiny home in Clark County?
We could not confirm a Clark County rule that gives a countywide yes-or-no answer for long-term RV living, temporary camping on private land or tiny-home occupancy. The answer can change with the parcel's town, zoning status, shoreland or floodplain location, sanitation plan and the legal classification of the structure4. Wisconsin state-park camping limits do not answer what is allowed on private land, so they should not be used as a substitute for a local determination1920. A manufactured home can qualify as a dwelling under Wisconsin's Uniform Dwelling Code, but local sanitary and land-use rules still apply21. Before buying a parcel for an RV or tiny home, give Clark County Planning, Zoning & Land Information the parcel number, then ask the town clerk for a written answer on occupancy, setbacks and dwelling standards9.
What are the steps to build a home in Clark County?
- Identify the parcel's town and ask Clark County Planning, Zoning & Land Information whether county shoreland, floodplain or land-management permits apply49.
- Ask the town or county which certified Uniform Dwelling Code inspector and permit authority serves the property10.
- Complete the septic soil evaluation and obtain the county sanitary permit before the building permit is issued32.
- Obtain the state notification number before constructing a typical private well, unless a stated exception applies7.
- Submit the completed permit materials, required fees and at least two plan sets to the responsible municipality or inspection agency22.
- For access from a county highway, have the landowner apply to the Clark County Highway Department before driveway work begins8.
- Schedule each required inspection before covering the work, then pass the final inspection before occupancy1112.
What should you check before buying land in Clark County?
Start with septic feasibility, zoning jurisdiction, flood exposure and legal road access. Only about 0.3% of Clark County soils are rated free of severe limits for a conventional drain field, so a favorable site evaluation matters more than a seller's assurance that the land is buildable16. General zoning varies by town, while county shoreland and floodplain controls can apply separately4. A driveway connection to a county highway requires a Clark County Highway Department permit for work in the right-of-way, and only the landowner may apply8. A connection to a state highway instead requires a WisDOT permit23. Private well construction generally begins with a Wisconsin DNR notification number7. For carrying costs, Clark County's median property-tax bill is about $2,467 a year at an effective rate near 1.5%, and the typical home-insurance premium is about $1,067 a year242526.
Watch-outs
- Clark County's general private-land zoning is a town-by-town question; county shoreland and floodplain controls can still apply even when a town does not use county general zoning413.
- Do not order a conventional septic design from countywide soil impressions alone: only about 0.3% of Clark County soils rate free of severe drain-field limits, so obtain a parcel-specific soil evaluation16.
- A county-highway driveway permit can be requested only by the landowner, while access to a state highway goes through WisDOT823.
Sources
- Wisconsin DSPS - One- & Two-Family Uniform Dwelling Code (2026 county census)
- Wisconsin’s Uniform Dwelling Code (Wisconsin statewide rule), quoted and re-checked
- Clark County Planning & Zoning FAQ (2026 county census)
- Clark County Code of Ordinances - Chapter 22, Land Use (2026 county census)
- One- & Two-Family (Uniform Dwelling Code) (Wisconsin statewide rule), quoted and re-checked
- Wisconsin’s Uniform Dwelling Code (Wisconsin statewide rule), quoted and re-checked
- Well and heat exchange notification (Wisconsin statewide rule), quoted and re-checked
- Clark County Highway Department (clarkcountywi.gov)
- Clark County Planning, Zoning & Land Information Department (clarkcountywi.gov)
- Wisconsin’s Uniform Dwelling Code (Wisconsin statewide rule), quoted and re-checked
- Wisconsin’s Uniform Dwelling Code (Wisconsin statewide rule), quoted and re-checked
- Wisconsin’s Uniform Dwelling Code (Wisconsin statewide rule), quoted and re-checked
- Local Land Use Regulations and Comprehensive Planning Status Inventory Project (Wisconsin statewide rule), quoted and re-checked
- Wisconsin’s Shoreland Management Program (Wisconsin statewide rule), quoted and re-checked
- Clark County Planning, Zoning & Land Information Department — POWTS (clarkcountywi.gov)
- Share of soils without severe limits for a conventional septic drain field (USDA SSURGO): Bolthole Index county data
- Wisconsin Maintenance Program (Wisconsin statewide rule), quoted and re-checked
- Wisconsin Administrative Code, SPS 382 (Wisconsin statewide rule), quoted and re-checked
- Camping Rules — Wisconsin State Park System (Wisconsin statewide rule), quoted and re-checked
- Camping Rules — Wisconsin State Park System (Wisconsin statewide rule), quoted and re-checked
- Wisconsin’s Uniform Dwelling Code (Wisconsin statewide rule), quoted and re-checked
- Wisconsin Administrative Code SPS 320.09 (Wisconsin statewide rule), quoted and re-checked
- State highway connection permits (driveways & more) (Wisconsin statewide rule), quoted and re-checked
- Median property tax bill: Bolthole Index county data
- Effective property tax rate: Bolthole Index county data
- Typical home insurance premium: Bolthole Index county data
Written September 28, 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.