Bolthole Index

Lafayette County, Wisconsin

Zoning, building permits and septic rules in Town of Willow Springs, Wisconsin

Town of Willow Springs is a town in Lafayette County, Wisconsin. Septic permits inside Town of Willow Springs come from the county and state together. 6 rules below are quoted from official sources and independently re-checked, most recently on October 29, 2026. Rules for unincorporated land are on the Lafayette County page.

Answers from the rulebook for Town of Willow Springs

Rules another office applies inside Town of Willow Springs

Town of Willow Springs does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.

  • Building permitRequired

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

    • If Willow Springs town has delegated authority, applicants contact the municipality; otherwise the DSPS application route applies.
    “A permit under the UDC is required for new one- and two-family dwelling units. This includes stick-built, modular, and manufactured home installations.”
  • Building code adoptedAdopted (with conditions)

    New one- and two-family dwellings, including manufactured-home installations, inside Willow Springs town.

    • The cited UDC program governs one- and two-family dwelling units, including manufactured homes.
    “The program governing one- and two-family dwelling units”
  • InspectionsRequired

    New one- and two-family dwellings inside Willow Springs town.

    • Required inspections are footings, foundation and reinforcement, rough, insulation, and final; notify the inspector identified on the UDC permit when ready.
    “The following inspections are required on new one- and two-family dwellings. When ready for inspection, notify the inspector identified on your UDC permit.”
  • Who permits septicMixed (with conditions)

    Private onsite wastewater treatment systems inside Willow Springs town.

    • Large domestic POWTS require joint DNR and DSPS review. A system receiving non-domestic or mixed wastewater is subject to DNR regulation, though DSPS may issue approval in some circumstances.
    “Plans for Private Onsite Wastewater Treatment Systems (POWTS) are subject to review by the Department of Safety and Professional Services (DSPS), or may require a joint review by the DNR and DSPS.”
  • Well permitRequired

    New private wells inside Willow Springs town.

    • The advance-notice requirement excludes high-capacity wells, reconstruction of existing wells, and wells on Native American property. High-capacity wells and other wells requiring written DNR approval follow approval notification requirements. The notification fee is $50.50.

    Well Construction Notification fee: 50.5 USD (The fee and notification number are not refundable or transferable.)

    “Wisconsin law requires that a property owner provide advance notice to DNR before construction of any new private well that is not a high capacity well”
  • Permit processPartial

    UDC permits for new one- and two-family dwellings inside Willow Springs town.

    • The application includes a permit application, contractor license numbers and expiration dates, legible building plans, required data, and permit application fee. If the municipality lacks proper authority, apply to DSPS.
    “Regardless of which agency has authority”

Still unanswered

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

  • Owner-builder exemption — Owner-built residential construction inside Willow Springs town.
  • Certificate of occupancy — Occupancy of new residential construction inside Willow Springs town.
  • Local zoning — Land inside Willow Springs town.
  • Zoning districts — Zoning districts inside Willow Springs town.
  • Minimum dwelling size — Dwellings inside Willow Springs town.
19 more unanswered
  • Minimum lot size
  • Setbacks
  • Lot coverage
  • Building height
  • Living in an RV
  • Camping on your land
  • Tiny homes
  • Manufactured homes
  • Accessory dwellings
  • Septic permit
  • Septic inspection
  • Off-grid sanitation
  • 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 Willow Springs publishes no rule on the point, not that none exists. Lafayette County’s page lists the county offices to call.

← All of Lafayette County: county rules, score and offices