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

Town of Oakfield’s own rules

• Building permitRequired

  New construction or remodeling costing $1,500 or more inside the Town of Oakfield, Fond du Lac County, Wisconsin.

  • A permit must be requested at least 20 days before construction starts.
  • The permit is issued for one year; renewal requires a new application, the standard fee, and is for six months.
  • Construction, remodeling, and use must comply with the property's current zoning.
  • In certain Town areas, Fond du Lac County shoreland-zoning enforcement may require a separate County Code Enforcement Office permit before construction.
  • For a house addition, no building permit may issue until the Fond du Lac County Code Enforcement Office determines whether evaluation and/or replacement of the private waste-disposal system is required.
  • Current code or zoning violations must first be corrected.
  • Where the permit issuer has a concern, construction cannot begin without Town Board review and approval.

  project cost threshold: >= 1500 USD (Applies to new construction or remodeling; the Town's forms page separately identifies new one- and two-family residences.) · permit-request lead time: >= 20 days (Before the start of construction.) · initial permit term: 1 year · renewal permit term: 6 months (A new application and standard building-permit fee are required.)

  “No new construction or remodeling (costing $1500 or more) is allowed in the Town of Oakfield without a building permit.”

• Local zoningPresent (with conditions)

  Land inside the Town of Oakfield, Fond du Lac County, Wisconsin.

  • The Town adopted amendments to its zoning ordinance on January 12, 2026; the notice states that all other provisions remain in full force and effect.
  • The ordinance regulates development, structures, land, and water unless it otherwise provides.

  “All other provisions of the Town of Oakfield Zoning Ordinance remain in full force and effect.”

• Who permits septicCounty (with conditions)

  Private sewage-system installation serving premises inside the Town of Oakfield, Fond du Lac County, Wisconsin.

  • Before the Town issues the building or structure permit, the Building Inspector must have satisfactory proof of full compliance with the named Fond du Lac County ordinances and issuance of a Fond du Lac County Sanitary Permit for installation of a private sewage system.
  • Lots served by public sewer do not require a sewer permit.

  “a Fond du Lac County Sanitary Permit for the installation of a private sewage system to serve the premises has been issued”

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.