ADUs are allowed in Unincorporated La CrosseTypes:Detached
Types:Detached
Accessory Dwelling Unit (ADU) Rules for Unincorporated La Crosse, WI
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ADU Rules
What can you build in Unincorporated La Crosse, WI?
Unincorporated La Crosse, WI follows state and local rules for Accessory Dwelling Units. Here is a concise overview of the local rules.
Eligibility
- –Internal / Attached ADU: Not permitted
- –Detached ADU: By Right
Detached ADU Size Limits
- –Maximum detached ADU size of 900 sq ft
- –Maximum detached ADU size not exceeding the primary building’s total floor area
Owner Occupancy
- –Owner must occupy either the principal or ADU
Parking
- –0 spaces/ADU; no minimum (and no maximum) for ADU; if parking is provided, must meet design standards (e.g., 8.5 ft x 17 ft, adequate access).
What's allowed on your lot?
These are the municipality-wide rules. What's allowed on a specific property also depends on state laws, setbacks, floor area ratio, lot coverage, environmental constraints, topography, and other property-specific factors. Search your address on FutureLot to see what's allowed on your property.
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ADU rules in other Wisconsin municipalities
Rules change at the town line. Check the municipality your property is actually in.
La Crosse County