A new one- or two-family home in Racine County, Wisconsin needs a Uniform Dwelling Code (UDC) building permit from the municipality, or from Wisconsin DSPS where the municipality has not taken on the work1. Racine County Development Services issues zoning permits in unincorporated townships and the Village of Caledonia, and sanitary (septic) permits countywide2. An owner who will live in the home can apply without dwelling-contractor certification, but permits and inspections still apply3.
At a glance
- Zoning permit
- Required for most new structures in unincorporated townships and the Village of Caledonia4
- Sanitary (POWTS) permit
- Required before a zoning or building permit can issue on an unsewered parcel5
- Building permit
- Required for a new one- or two-family home; issued by a delegated municipality or Wisconsin DSPS6
- Owner-builder path
- An owner who will occupy the home may obtain construction and erosion-control permits, but other rules still apply3
- Private well
- Get a Wisconsin DNR notification number before construction and file a well construction report afterward7
- Floodplain building
- Typically needs land-use and building permits, with stricter floodway and floodfringe limits8
- Final inspection
- Occupancy follows a final inspection with no major health or safety violations9
- Minimum lot (A-2 district)
- 40,000 square feet per family plus any acreage antipollution rules require, with 150 feet of width10
Who to call
Zoning
Racine County Development Services
Zoning permits for unincorporated townships and the Village of Caledonia, and POWTS/sanitary permits countywide, plus general zoning-district information for Racine County
Septic permits
Racine County Development Services (Ives Grove Office Complex)
Physical office location, phone, and email for Racine County Development Services (Public Works and Development Services), which administers zoning and POWTS/sanitary permitting countywide
rcpublicworks@racinecounty.gov
14200 Washington Avenue, Sturtevant, WI 53177
Contact details are copied from each office’s official page and were checked against it on October 15, 2026.
Off-grid gear
Going off-grid in Racine 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.
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Do you need a building permit in Racine County, Wisconsin?
Yes. New one- and two-family homes in Racine County fall under Wisconsin's statewide Uniform Dwelling Code, which covers stick-built, modular and manufactured-home installations116. Apply to the municipality when it has taken on the work; otherwise the application goes to Wisconsin DSPS1. New homes need footing, foundation and foundation reinforcement, rough, insulation and final inspections; notify the inspector named on the UDC building permit12. Occupancy follows a final inspection that finds no major health or safety violations, and only some municipalities issue a separate occupancy permit; the exterior must be finished within 2 years after the permit is issued9. An owner-occupant may skip the dwelling-contractor certification by signing the owner-occupant attestation, which does not remove the permit or inspections3.
Who issues building permits in Racine County, and how do you reach them?
Inside Racine, the Village of Mount Pleasant, the Village of Raymond and the Village of Rochester, the municipality handles building permits13141516. Racine County Development Services issues POWTS sanitary permits countywide, including inside municipalities, and zoning permits for unincorporated townships and the Village of Caledonia2. The county office is at the Ives Grove Office Complex, 14200 Washington Avenue, Sturtevant, WI 53177; call 262-886-8440 or email rcpublicworks@racinecounty.gov17. For Village of Raymond zoning questions call 262-835-4426, and for Village of Caledonia zoning questions call 262-835-44512. Some municipalities do not use the state online system, so ask the municipality how to file the UDC application18.
Does Racine County have zoning?
Racine County Development Services administers general zoning in all unincorporated townships and issues zoning permits in the Village of Caledonia2. Racine, the Village of Mount Pleasant and the Village of Sturtevant have their own zoning ordinances, so the county district standards below do not apply to parcels there192021. Racine County Development Services still issues sanitary permits countywide2. In the county's A-2 general farming and residential district II, each family needs at least 40,000 square feet plus any acreage antipollution rules require, and the lot must be at least 150 feet wide10. In the R-8 planned residential district a one-family lot needs at least 8,000 square feet; the R-5 urban residential district (II) minimum is 7,200 square feet22. We could not confirm complete yard setbacks, minimum dwelling sizes, or agricultural exemptions; ask Development Services for the parcel's district and applicable standards2.
How do septic (POWTS) permits work in Racine County?
Racine County Development Services issues private onsite wastewater treatment system (POWTS) sanitary permits throughout Racine County, while Wisconsin DSPS regulates the POWTS program5223. Plans are required for a new POWTS and for replacement or added treatment, holding, or dispersal components; approved plan review is a condition of the local permit24. Any building using private sewage must have its sanitary permit before any local permit is issued24. Inspection of POWTS construction and installation is required under the plan-review approval letter; arrange it with the agency that issued the permit25. Existing systems must also be visually inspected at least once every 3 years26. USDA rates only 2.3% of Racine County's soils as "not limited" for conventional septic drain fields; that does not make septic impossible, but supports budgeting for site evaluation and potentially an engineered or alternative design27.
Can you live in an RV or tiny home on your land in Racine County?
We could not confirm a general Racine County rule allowing or prohibiting RV or tiny-home occupancy on private land; ask Racine County Development Services about the proposed use and parcel's zoning district2. In Racine County floodfringe areas, an RV must be on site for less than 180 consecutive days and be fully licensed and ready for highway use, or meet elevation and anchoring requirements28. A dwelling covered by the statewide UDC still needs a building permit, including a manufactured-home installation; that approval does not establish local permission to occupy an RV or tiny home62.
How do you build on your land in Racine County, step by step?
- Ask Racine County Development Services for the parcel's zoning and sanitary requirements, and the municipality where to file the building-permit application218.
- For a building using private sewage, complete POWTS plan review and obtain the county sanitary permit before any local permit242.
- Obtain county zoning approval where applicable, then submit the UDC building-permit application with contractor license numbers and expiration dates, legible scaled or dimensioned plans, required project data, and the application fee229. An owner who occupies or will occupy the dwelling can complete the owner-occupant attestation without dwelling-contractor certification; building permits and inspections remain required3.
- Apply to the delegated municipality or Wisconsin DSPS otherwise; start construction after plans are approved and the building permit is issued and posted130.
- Notify the UDC permit's inspector for footing, foundation, rough, insulation, and final inspections, and arrange POWTS installation inspection with the sanitary-permit issuer1225. Take occupancy only after a final building inspection finds no major health or safety violations9.
What to check before you buy land in Racine County, Wisconsin?
USDA rates only 2.3% of Racine County soils as "not limited" for a conventional drain field; septic may still be feasible, but a site evaluation and potentially an engineered POWTS belong in the purchase budget27. For a private well, obtain a Wisconsin DNR notification number before construction and submit a well construction report afterward; most work requires licensed well drillers and pump installers7. Floodplain development typically needs land-use and building permits: floodways prohibit new structures, wells, and sewage systems, while qualifying floodfringe structures need dryland access and a first floor at least 2 feet above base flood elevation8. Shoreland buildings generally need a 75-foot setback from the ordinary high-water mark31. A driveway connecting to a state highway needs a WisDOT connection permit32. Farmland averages about $9,656 an acre, and the median property-tax bill is about $4,071 a year3334.
Watch-outs
- County zoning approval is separate from the UDC building permit, and an unsewered parcel needs its sanitary permit before zoning or building permits can issue2.
- We could not confirm current county zoning or sanitary permit fees; ask Racine County Development Services for the applicable schedule before budgeting17.
Sources
- UDC (Uniform Dwelling Code / One- and Two-Family Dwellings), quoted and re-checked
- Racine County Development Services (racinecounty.gov)
- Instructions for Submitting a UDC Permit Application, quoted and re-checked
- Racine County Code of Ordinances (2026 county census)
- Racine County Development Services - FAQ (2026 county census)
- UDC (Uniform Dwelling Code / One- and Two-Family Dwellings), quoted and re-checked
- Water Overview, quoted and re-checked
- Floodplain Development Basics, quoted and re-checked
- Wisconsin’s Uniform Dwelling Code, quoted and re-checked
- Sec. 20-677. Area requirements, A-2, quoted and re-checked
- UDC (Uniform Dwelling Code / One- and Two-Family Dwellings), quoted and re-checked
- UDC (Uniform Dwelling Code / One- and Two-Family Dwellings), quoted and re-checked
- Racine: City of Racine Building Permit Application (Racine County), quoted and re-checked
- Village of Mount Pleasant: Chapter 14, Article I — Buildings and Building Regulations (Racine County), quoted and re-checked
- Village of Raymond: Village Of Raymond Building Permit Checklist (Racine County), quoted and re-checked
- Village of Rochester: 11-6 Permit Required (Racine County), quoted and re-checked
- Racine County Development Services (Ives Grove Office Complex) (racinecounty.gov)
- Instructions for Submitting a UDC Permit Application, quoted and re-checked
- Racine: Racine Code § 114-276, R1 yard requirements (Racine County), quoted and re-checked
- Village of Mount Pleasant: Village of Mount Pleasant, WI Code of Ordinances (Racine County), quoted and re-checked
- Village of Sturtevant: Code of Ordinances, Chapter 17, Sec. 17.50, Permitted uses and conditional uses (Racine County), quoted and re-checked
- Sec. 20-437. Area requirements, R-8, quoted and re-checked
- Private Onsite Wastewater Treatment Systems (POWTS), quoted and re-checked
- Private Onsite Wastewater Treatment Systems (POWTS) - DSPS, quoted and re-checked
- Private Onsite Wastewater Treatment Systems (POWTS), quoted and re-checked
- Wisconsin Maintenance Program (Wisconsin statewide rule), 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
- Sec. 20.1-2.4. Public or private campgrounds, quoted and re-checked
- UDC (Uniform Dwelling Code / One- and Two-Family Dwellings), quoted and re-checked
- Wisconsin’s Uniform Dwelling Code (Wisconsin statewide rule), quoted and re-checked
- Wisconsin’s Shoreland Management Program (Wisconsin statewide rule), quoted and re-checked
- State highway connection permits (driveways & more) (Wisconsin statewide rule), quoted and re-checked
- Farmland value per acre (USDA census): Bolthole Index county data
- Median property tax bill: Bolthole Index county data
Written October 15, 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.