Rusk County, WI zoning map, flood zone and property lines by address
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Towns in Rusk County: Ladysmith.
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 Rusk County has 134 FIRM panels, the newest effective August 8888; 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 Rusk 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 Rusk lot shows the same lines the real property lister draws. Rusk County covers about 584,647 acres of land and 11,101 acres of water.
Mapped lines are approximate. The Rusk County real property lister keeps the parcel record (Rusk 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 Rusk County, Ladysmith 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 Rusk 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 Rusk 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. Rusk County is soil survey area WI107, Rusk County, Wisconsin, last updated September 2026, on Web Soil Survey.
A new or changed septic system in Rusk County needs a permit from the Rusk County sanitary permit office under the state POWTS rules (Department of Safety and Professional Services).
Setbacks
Setbacks in Rusk 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 Ladysmith for land inside its limits.
Hazards that apply
- Wetlands and wildfire. ParcelSheet shows the National Wetlands Inventory near a Rusk lot and the Forest Service wildfire hazard rating at it.
Questions
Is my house in a flood zone in Rusk 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 Rusk County has 134 panels, the newest effective August 8888. A lender or insurer uses the official FIRM panel; FEMA's Map Service Center has it.
How do I find property lines in Rusk County?
Open the Wisconsin map, type the address, and the parcel outline from the Rusk 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 Rusk County?
Zoning in Rusk County is set by the county, the town or the city or village, depending on where the lot is (such as Ladysmith). 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 Rusk 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 Rusk 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 Rusk County?
Yes. A new or changed septic system in Rusk County needs a permit from the Rusk 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 WI107 (Rusk County, Wisconsin).
What can I build on 5 acres in Rusk County?
Zoning in Rusk County is set by the county, the town or the city or village, depending on where the lot is (such as Ladysmith). 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 Rusk County website.
What are the residential setbacks in Rusk County (2026)?
Setbacks in Rusk 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 Rusk County website.
Next to Rusk County: Barron County, Chippewa County, Price County, Sawyer County, Taylor County.
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