Bolthole Index

Sauk County, Wisconsin

Zoning, building permits and septic rules in Village of Spring Green, Wisconsin

Village of Spring Green is a village in Sauk County, Wisconsin. Village of Spring Green adopts its own zoning, so inside its limits Village of Spring Green’s rules apply, not the county’s. 9 rules below are quoted from official sources and independently re-checked, most recently on November 12, 2026. Rules for unincorporated land are on the Sauk County page.

Answers from the rulebook for Village of Spring Green

Village of Spring Green’s own rules

  • Local zoningPresent

    Land inside Spring Green village limits (the ordinance also has extraterritorial districts)

    • Administered by the village plan commission, zoning administrator and board of zoning appeals
    “these regulations are adopted pursuant to section 61.35 and 62.23 of the wisconsin statutes. therefore, the village board of spring green, wisconsin, does ordain as follows:”
  • Zoning districtsPublished

    Village zoning districts (R-1, R-2, R-3, B-1 to B-5, M-1, PUD, S-1, AP, AT, overlays) plus extraterritorial districts

    • Certified zoning map is kept in the village clerk's office
    “the r-1 district is for the existing core residential development in the village by providing for detached single and two family homes.”
  • Minimum lot sizeSpecified

    R-2 Village Large Lot Residential District, inside Spring Green village

    • Applies with public sewer
    • Two-family detached: 10,000 sq ft and 80 ft width (conditional use)

    minimum lot area, single family detached: >= 8000 sq ft · minimum lot width, single family detached: >= 70 ft

    “minimum lot area and width with public sewer 8,000 square feet and 70 feet for single family detached residences; and 10,000 square feet and 80 feet for two family detached residences.”
    One more reviewed finding on this topic
  • SetbacksSpecified

    R-1 Village Small Lot Residential District, inside Spring Green village

    • Conditional use may be granted for reduced setback or yard requirements under section 2.07
    • Rear yard may be decreased to the average of existing rear yards of abutting structures

    front yard: >= 25 ft · side yard: >= 10 ft · rear yard: >= 35 ft (may be decreased to average of abutting rear yards)

    “minimum yards: front 25 ft; side 10 ft; rear 35 ft., provided the required rear yard may be decreased to the average of the existing rear yards of abutting structures on each side. a conditional use may be granted for reduced setback or yard requirements as specified in section 2.07.”
    One more reviewed finding on this topic
  • Lot coverageSpecified

    R-1 and R-2 residential districts (same limit in both), inside Spring Green village

    • R-3 requires 30% open space on lot instead

    maximum building coverage: <= 30 percent

    “maximum building height: 2 1/2 stories or 35 feet. maximum building coverage: 30%.”
  • Building heightSpecified

    R-1 and R-2 residential districts (same limit in both), inside Spring Green village

    • Section 6.01 modifications may allow exceptions

    maximum building height: <= 35 ft (or 2 1/2 stories)

    “maximum building height: 2 1/2 stories or 35 feet. maximum building coverage: 30%.”
  • Accessory dwellingsAllowed (with conditions)

    Accessory dwelling units on single-family lots in the R-1 district (and above-ground-floor in B-1) inside Spring Green village

    • No more than one ADU per lot or parcel
    • Up to two bedrooms, own entrance, kitchen and bathroom
    • Must conform with accessory structure requirements and residential building codes
    • New detached ADUs in the village are placed in the side or rear yard only
    • R-2 permitted uses do not list ADUs

    maximum ADUs per lot: <= 1 units

    “no more than one adu shall be permitted per lot or parcel.”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Village of Spring Green or Sauk County directly.

  • Building permit — Building permits inside Spring Green village
  • Owner-builder exemption — Owner-builder exemption inside Spring Green village
  • Building code adopted — Building code inside Spring Green village
  • Inspections — Building inspections inside Spring Green village
  • Certificate of occupancy — Certificates of occupancy inside Spring Green village
18 more unanswered
  • Minimum dwelling size
  • Living in an RV
  • Camping on your land
  • Tiny homes
  • Manufactured homes
  • Who permits septic
  • Septic permit
  • Septic inspection
  • Off-grid sanitation
  • Well permit
  • Mandatory utility hookup
  • Agricultural exemption
  • Subdividing land
  • Driveway access
  • Building in a floodplain
  • Short-term rentals
  • Permit fees
  • Permit process

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.

Unanswered questions are usually a sign that Village of Spring Green publishes no rule on the point, not that none exists. Sauk County’s page lists the county offices to call.

Off-grid gear

Going off-grid in Village of Spring Green means bringing your own water and power. The kit we’d start with:

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