Bolthole Index

Green County, Wisconsin

Zoning, building permits and septic rules in Town of Spring Grove, Wisconsin

Town of Spring Grove is a town in Green County, Wisconsin. Town of Spring Grove adopts its own zoning, so inside its limits Town of Spring Grove’s rules apply, not the county’s. Septic permits inside Town of Spring Grove come from Green County. 3 rules below are quoted from official sources and independently re-checked, most recently on November 7, 2026. Rules for unincorporated land are on the Green County page.

Answers from the rulebook for Town of Spring Grove

Town of Spring Grove’s own rules

  • Building permitRequired

    New one- and two-family dwelling units, including stick-built, modular, and manufactured-home installations, inside Spring Grove town.

    • The state UDC source excludes a state-owned building or land from its direction to contact a delegated municipality.
    • Spring Grove town is listed by DSPS as delegated for SPS 320.
    • This finding does not determine whether additions, alterations, repairs, or other construction require a town permit.
    “A permit under the UDC is required for new one- and two-family dwelling units. This includes stick-built, modular, and manufactured home installations.”
  • Local zoningPresent (with conditions)

    Land inside the unincorporated Town of Spring Grove, Green County, Wisconsin, where Green County administers the applicable zoning and land-use controls.

    • The Town's official permit page states that zoning and land-use permits are required for all construction over 100 square feet and directs applicants to the Green County Zoning Office.
    • The County title applies to unincorporated Green County; it states that an existing town ordinance that is more restrictive continues to the extent of the greater restriction.
    • The County title provides that construction subject to its regulations may not proceed until a permit has been issued by the Zoning Administrator, unless otherwise provided by the title.
    “Zoning and Land Use Permits are required on ALL Construction over 100 Sq. Ft. Ob tain them from the Green County Zoning Office, 1017 16th Ave (Courthouse Downtown), Monroe, WI 53566”
  • Who permits septicCounty (with conditions)

    Sanitary permits for private sewage systems on land inside the unincorporated Town of Spring Grove, Green County, Wisconsin.

    • An application for a sanitary permit must be made to the Green County Zoning Department on forms furnished by the State of Wisconsin Department of Commerce.
    • The County title applies to unincorporated Green County, including the Town of Spring Grove.
    • The County title says a private sewage system subject to its regulations may not be built, enlarged, altered, or moved until the Zoning Administrator has issued a permit, unless otherwise provided by the title.
    “Sanitary Permit: An application for a sanitary permit shall be made to the Zoning Department upon forms furnished by the State of Wisconsin Department of Commerce. Such forms are available in the office of the Zoning Department.”

Each answer was extracted from an official source and independently re-checked against that source by a second reviewer. That is an evidence check, not legal advice. Rules change; confirm with the authority before you buy or build.

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