Bolthole Index

Rock County, Wisconsin

Zoning, building permits and septic rules in Town of Johnstown, Wisconsin

Town of Johnstown is a town in Rock County, Wisconsin. Town of Johnstown adopts its own zoning, so inside its limits Town of Johnstown’s rules apply, not the county’s. 4 rules below are quoted from official sources and independently re-checked, most recently on October 29, 2026. Rules for unincorporated land are on the Rock County page.

Answers from the rulebook for Town of Johnstown

Town of Johnstown’s own rules

  • Building permitRequired

    Improvements or building work inside Johnstown town.

    • The Town directs applicants to its zoning page for details.
    “Do I need permits to make improvement or build? Yes - Please check the zoning page for details”
  • Local zoningPresent (with conditions)

    Land inside the Town of Johnstown, Rock County, Wisconsin.

    • Town zoning changes and variances are considered through the Town Planning and Zoning Committee and Town Board.
    “NOTICE IS HEREBY GIVEN that the Planning and Zoning Committee of the Town of Johnstown, Rock County, Wisconsin, and the Johnstown Town Board will hold a public hearing on Monday, September 21, 2026 at 5:30 p.m.”
  • Zoning districtsPartial

    Zoning districts inside Johnstown town.

    • The official notice identifies A-1 and RR for the described parcel but does not publish a complete readable district schedule on the page.
    “Request from Sandra and Terry Kelly regarding the following described property: 1320 N. Lima Center Road, Whitewater, Wisconsin 53190 to change the current zoning of 2.44 acres from A-1 to RR;”
  • Permit processPublished (with conditions)

    Town zoning and building-related permit inquiries inside Johnstown town.

    • The Town directs improvement/build applicants to the zoning page for details.
    “Zoning-Land Use Change - Application (pdf)Download”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Town of Johnstown or Rock County directly.

  • Owner-builder exemption — Owner-built residences inside Johnstown town.
  • Building code adopted — Residential construction inside Johnstown town.
  • Inspections — Building work inside Johnstown town.
  • Certificate of occupancy — Occupancy of buildings inside Johnstown town.
  • Minimum dwelling size — Residential zoning districts inside Johnstown town.
17 more unanswered
  • Minimum lot size
  • Setbacks
  • Lot coverage
  • Building height
  • Living in an RV
  • Camping on your land
  • Tiny homes
  • Manufactured homes
  • Accessory dwellings
  • Well permit
  • Mandatory utility hookup
  • Agricultural exemption
  • Subdividing land
  • Driveway access
  • Building in a floodplain
  • Short-term rentals
  • Permit fees

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 Town of Johnstown publishes no rule on the point, not that none exists. Rock County’s page lists the county offices to call.

Off-grid gear

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

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