Accessory Structures in Ashwaubenon, WI (2026)
2 verified accessory structures rules for Ashwaubenon, Wisconsin, sourced directly from the municipal code and official government pages.
Verified from official government sources
ADU Rules
The Village of Ashwaubenon defines an Accessory Dwelling Unit in Sec. 17-3-200 of the Zoning Code (Chapter 17) as 'a secondary dwelling unit established in conjunction with and clearly subordinate to a principal dwelling unit, whether part of the same structure as the principal dwelling unit, or as a detached structure on the same lot.' The Zoning Code is adopted under Wis. Stat. Sec. 61.35 (village zoning) and Sec. 62.23. ADUs are not listed as a Use Type in the Sec. 17-4-200 Household Living category (which lists single-family detached, single-family attached, two-family, townhouses, and multifamily). The Sec. 17-5-100 Table of Dimensional Standards in Residential Districts notes that the residential floor-area minimums 'do not apply to accessory dwelling units.' Residential districts are R-1 (One-Family), RE (Rural Estate), R-2 (Two-Family), and R-3 (Multiple-Family).
Accessory Dwelling Unit Rules (Ashwaubenon, WI)
Some RestrictionsVillage of Ashwaubenon Code, ch. 17 (Zoning) - Definitions (Accessory Dwelling Unit / Accessory Building) and Table 17-5-200(5) Note [2]
ACCESSORY DWELLING UNIT. A secondary dwelling unit established in conjunction with and clearly subordinate to a principal dwelling unit, whether part of the same structure as the principal dwelling unit, or as a detached structure on the same lot. ACCESSORY BUILDING. A building, the use of which clearly is subordinate to and incidental to the use of the main building on the same lot. [TABLE 17-...
Shed Rules
Sheds in the Village of Ashwaubenon are regulated as accessory buildings under Sec. 17-4-400 of the Zoning Ordinance (Chapter 17), adopted under Wis. Stat. Sec. 61.35 and Sec. 62.23. The Village Building Inspection Division administers an Accessory Building Permit. In R-1 (One-Family) and R-2 (Two-Family) districts, total accessory-building floor area is capped at 576 sq ft on lots under 15,000 sq ft, 768 sq ft on lots 15,000-25,000 sq ft, and 936 sq ft on lots over 25,000 sq ft, with a 15-foot maximum height, 6-foot rear and side setbacks (4-foot side without a 2-car attached garage), and a prohibition on construction in any utility easement. In the RE (Rural Estate) district, accessory buildings may not exceed 25 feet or the height of the main building, side walls and doors are limited to 10 feet, side and rear setbacks are 10 feet, and accessory buildings may not occupy more than 35 percent of the rear yard.
Shed and Accessory Building Rules (Ashwaubenon, WI)
Some RestrictionsLooking for Brown County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Ashwaubenon city rules.
Accessory Structures in Brown County →