Home Business in Sun Prairie, WI (2026)
4 verified home business rules for Sun Prairie, Wisconsin, sourced directly from the municipal code and official government pages.
Verified from official government sources
Zoning & Home Occupation Permits
Running a business from home in the City of Sun Prairie requires a special-use permit under Section 17.16.140(19), available in every zoning district. The home occupation cannot take over more than twenty-five percent of the dwelling's living area, must be run by a resident, and can employ no more than one additional person on top of that resident.
Sun Prairie Home Occupation Zoning Standards
Some RestrictionsSun Prairie Code of Ordinances § 17.16.140(19)
Home Occupation. Description: Home occupations are economic activities performed within any dwelling unit which comply with the following requirements and are compatible with the character of nearby residential areas. ... b.Special use regulations (all districts).i.The home occupation shall not be conducted on any porch, deck, patio or other unenclosed or partially-enclosed portion of the dwell...
Signage Rules
A home-based business in Sun Prairie may display exactly one name sign, capped at two square feet, and only after the home occupation itself has an approved permit, though the sign itself needs no separate permit or fee.
Sun Prairie Home Occupation Sign Limit
Significant RestrictionsSun Prairie Code of Ordinances § 17.40.050(B)
B.Home Occupations. One home occupation name sign may be installed for an approved home occupation. Refer to Section 17.16.140(19) for additional home occupation regulations. No permit or filing fee is required for such signs, however no such sign shall be allowed unless a home occupation permit is approved and the sign is two square feet or less in area.
Customer Traffic Restrictions
Sun Prairie caps client traffic at a home-based business rather than banning walk-in customers outright. Under Section 17.16.140(19)(b)(vii)-(viii), no more than two customers or two parties of customers may be inside the residence at any one time, and the home occupation is limited to two group gatherings or sales per calendar year on top of that.
Sun Prairie Home Business Customer Limits
Some RestrictionsSun Prairie Code of Ordinances § 17.16.140(19)(b)(vii)-(viii)
vii.The sale of goods from the location of the home occupation shall be limited to items produced on-site and the sale of Tupperware, Shaklee, Amway, and Avon products or other similar activities that are customarily conducted from a residence as determined by the zoning administrator. No more than two customers (or two parties of customers) shall be within the residence at any one time. In add...
Home Daycare
A licensed home daycare in the City of Sun Prairie is a zoned land use, not just a state license. Section 17.16.140(21) permits a Family Day Care Home for four to eight children by right in six residential districts, while Section 17.16.140(22) requires a conditional use permit for an Intermediate Day Care Home serving nine to fifteen children, with a minimum lot size and play-area standards.
Sun Prairie Home Daycare Zoning Rules
Some RestrictionsSun Prairie Code of Ordinances § 17.16.140(21), (22)
21.Family Day Care Home (Four to Eight Children). Description: Family day care homes are occupied residences in which a qualified person or persons provide child care for four to eight children. The care of less than four children is not subject to the regulations of this title.a.Permitted by right (RH-35ac, CR-5ac, ER-1, SR-4, MR-8, UR-12). ... 22.Intermediate Day Care Home. Description: Inter...
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County ordinances apply to unincorporated areas and may supplement Sun Prairie city rules.
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