Vilas County, WI zoning map, flood zone and property lines by address
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Towns in Vilas County: Lac du Flambeau, Eagle River.
Flood zone by address
ParcelSheet reads FEMA's National Flood Hazard Layer at the lot: the zone, whether it is a high risk area where lenders ask for flood insurance, and the base flood elevation where FEMA lists one. FEMA's countywide study for Vilas County has 77 FIRM panels, the newest effective June 2012; no coastal V zones are mapped in it.
The official panel and any Letter of Map Amendment are at FEMA's Map Service Center. An elevation certificate for a Vilas house comes from a licensed surveyor and is often on file with the county or city building office.
Property lines
The parcel outline, parcel number and mapped size come from the Wisconsin statewide parcel layer (from each county, compiled by the State Cartographer), so a Vilas lot shows the same lines the real property lister draws. Vilas County covers about 548,936 acres of land and 102,403 acres of water.
Mapped lines are approximate. The Vilas County real property lister keeps the parcel record (Vilas County website); a licensed surveyor sets the true corners.
Zoning
In Wisconsin zoning is set by the county, the town or the city or village, depending on where the lot is: in Vilas County, Eagle River zones the land inside its limits. ParcelSheet shows the use code on the lot's parcel record and the municipality it sits in; the county, town or city zoning office has the district, the uses it allows and the lot size it needs. The Vilas County website lists the county's municipalities.
ADU and guest houses
Under Wisconsin's zoning laws (Wis. Stat. 59.69 for counties, 60.61 for towns and 62.23 for cities), the county, the town or the city or village, depending on where the lot is can allow an accessory dwelling unit on a lot with a house. Whether a Vilas lot can add one depends on its district; the county, town or city zoning office has the rule. ParcelSheet shows the mapped lot size and the ground's slope, the first two things the question turns on.
Septic and soil
ParcelSheet reads the USDA soil survey at the lot: the soil's name, its septic absorption rating and whether it is prime farmland. Vilas County is soil survey area WI125, Vilas County, Wisconsin, last updated September 2026, on Web Soil Survey.
A new or changed septic system in Vilas County needs a permit from the Vilas County sanitary permit office under the state POWTS rules (Department of Safety and Professional Services).
Setbacks
Setbacks in Vilas County come from the zoning district: the front, side and rear distances a house must keep. ParcelSheet does not draw setback lines; the county, town or city zoning office gives them for the lot's district, and Eagle River for land inside its limits.
Hazards that apply
- Wetlands and wildfire. ParcelSheet shows the National Wetlands Inventory near a Vilas lot and the Forest Service wildfire hazard rating at it.
Questions
Is my house in a flood zone in Vilas County?
Type the address in the box above and ParcelSheet reads FEMA's flood zone at the lot's center. FEMA's countywide flood map for Vilas County has 77 panels, the newest effective June 2012. A lender or insurer uses the official FIRM panel; FEMA's Map Service Center has it.
How do I find property lines in Vilas County?
Open the Wisconsin map, type the address, and the parcel outline from the Vilas County real property lister shows on the map with its parcel number and mapped size. Mapped lines are approximate; only a licensed surveyor sets the true corners.
What is my property zoned in Vilas County?
Zoning in Vilas County is set by the county, the town or the city or village, depending on where the lot is (such as Eagle River). ParcelSheet shows the use code on the parcel record and names the municipality; the county, town or city zoning office has the final word.
Can I build an ADU in Vilas County?
Under Wisconsin's zoning laws (Wis. Stat. 59.69 for counties, 60.61 for towns and 62.23 for cities), the county, the town or the city or village, depending on where the lot is can allow an accessory dwelling unit, and each sets its own rules. In Vilas County ask the county, town or city zoning office for the lot's district first; ParcelSheet shows the lot size as mapped so you can see the room you have.
Do I need a septic permit in Vilas County?
Yes. A new or changed septic system in Vilas County needs a permit from the Vilas County sanitary permit office under the state POWTS rules (Department of Safety and Professional Services). ParcelSheet shows the USDA soil survey's septic rating at the lot, from survey area WI125 (Vilas County, Wisconsin).
What can I build on 5 acres in Vilas County?
Zoning in Vilas County is set by the county, the town or the city or village, depending on where the lot is (such as Eagle River). The zoning district decides the uses, how many homes and the smallest lot it allows on 5 acres. ParcelSheet shows the lot size as mapped and the use code on the parcel record; the county, town or city zoning office has the district and its rules. See the Vilas County website.
What are the residential setbacks in Vilas County (2026)?
Setbacks in Vilas County come from the zoning code of the municipality the lot sits in: the front, side and rear distances depend on the lot's district. ParcelSheet does not draw setback lines or give a number it did not read; the county, town or city zoning office gives them for the district. See the Vilas County website.
Next to Vilas County: Forest County, Iron County, Oneida County, Price County.
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