Home Business in Sauk County, WI (2026)
4 rules for unincorporated Sauk County, Wisconsin.
Verified from official government sources
Zoning & Home Occupation Permits
Unincorporated Sauk County allows a home-based business as an accessory use in six zoning districts, SFR, MFR, RUC, EA, AG, and RC, under Section 7.052, but only after the Zoning Administrator issues a land use permit and only if the business stays under strict employee and floor-area caps.
Sauk County Home Occupation Zoning Rules
Some RestrictionsSauk County Code § 7.052(2), (3), (3)(a)-(b)
(2)Standards. The standards for home based businesses are intended to allow reasonable home based business uses. Any use that meets the standards of a home based business does not need to comply with the zoning requirement specific to that use but shall meet the primary and secondary standards of that use pursuant to Section 7.026(5) and (6).(3)Home based businesses; land use permit. Home-based...
Signage Rules
Sauk County allows one sign per parcel for a home-based business, lodging house, or bed and breakfast in unincorporated areas, capped at 12 square feet of copy area and 8 feet in height. The Zoning Administrator issues the required sign permit under Section 7.117 before the sign goes up, and this limit applies in every zoning district.
Sauk County home business sign limits
Some RestrictionsSauk County Code § 7.129
The following on-premises signs are allowed in all zoning districts, except that subsections (1), (3), (7), and (9) must be located in a commercial, recreation commercial, or industrial zoning district. Each type of sign shall be subject to the provisions of this chapter including: ... On Premises Sign Type (a) Maximum Number (b) Maximum Total Copy Area (sq. ft.) (c) Maximum Height (ft.) ( ... ...
Customer Traffic Restrictions
In unincorporated Sauk County, a home-based business permitted as an accessory use under Section 7.052 may draw no more than five patron vehicles a day, or 25 a week, whichever is greater, and never more than two parked at once. The Zoning Administrator ties the cap to the land use permit for the accessory use.
Sauk County Home Business Visitor Limits
Some RestrictionsSauk County Code § 7.052(3)(j), (4)(j)
(j)The home-based business shall not exceed five patron related vehicles per day, or a maximum of 25 patron or business related vehicles per week, whichever is greater. Not more than two patron vehicles shall be present at one time, and the proprietor will provide adequate off-street parking on the property where the use is located. Parking areas shall not be used in determining gross floor are...
Home Daycare
Sauk County's zoning code treats a small home daycare as an accessory use rather than a licensed institution. Sec. 7.011(28) defines a child care center as a place or home caring for four or more children under seven, but requires an eight-or-fewer-child operation to independently meet the accessory-use definition, and Sec. 7.051 requires that same small daycare to stay incidental to the residence and to fence its outdoor play area.
Sauk County Home Daycare Zoning Rule
Some RestrictionsSauk County Code §§ 7.011(28), 7.051
(28)Child care center means a place or home which provides care for four or more children under the age of seven years old for less than 24 hours a day and is licensed or is exempt from licensing. A child-care center, eight or fewer people, must meet the definition of an accessory use. ... ... Sec. 7.051. - Child care center—Secondary standards.(1)Outdoor play areas. Play area boundaries shall ...
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