Bolthole Index

Winnebago County, Wisconsin

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

Town of Poygan is a town in Winnebago County, Wisconsin. Town of Poygan adopts its own zoning, so inside its limits Town of Poygan’s rules apply, not the county’s. Septic permits inside Town of Poygan come from Winnebago County (Winnebago County Planning & Zoning Department, Sanitary (POWTS) Program · 920-232-3344). 3 rules below are quoted from official sources and independently re-checked, most recently on November 9, 2026. Rules for unincorporated land are on the Winnebago County page.

Answers from the rulebook for Town of Poygan

Town of Poygan’s own rules

  • Local zoningPresent (with conditions)

    Land inside the Town of Poygan, Winnebago County, Wisconsin, when planning to build or construct a structure.

    • A land use-zoning permit is required for new construction, renovations, and expansions of existing structures.
    • The Town states that the permit must be obtained before a building permit for these projects.
    “In the Town of Poygan, a land use-zoning permit is required when you are planning to build or construct a structure.”

Rules another office applies inside Town of Poygan

Town of Poygan 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

    Construction of a one- or two-family dwelling inside Poygan town under Wisconsin's Uniform Dwelling Code; Poygan is listed by DSPS as a delegated municipality.

    • Except as provided under SPS 320.09 (9) (b), the Wisconsin uniform building permit must be obtained before on-site construction, including excavation, begins.
    • SPS 320.09 (9) (b) allows a footing-and-foundation permit before issuance of the Wisconsin uniform building permit.
    • Poygan is listed as delegated by DSPS, with Andrew Johnson of AJ Inspection Services LLC listed as the inspection contact.
    “Except as provided under s. SPS 320.09 (9) (b), a Wisconsin uniform building permit shall be obtained [...] before any on-site construction [...] may begin.”
  • Who permits septicCounty (with conditions)

    Private onsite wastewater treatment systems, including septic systems and holding tanks, inside Poygan town, Winnebago County, Wisconsin.

    • Winnebago County Planning and Zoning regulates all POWTS.
    • The county notes that town sanitary districts also exist in designated service areas; this claim concerns private onsite systems rather than municipal sewer service.
    • County delegation for POWTS plan review is limited to one- and two-family dwelling systems of 1,000 gallons per day or less, including grade, mound, and pressurized in-ground systems.

    delegated POWTS plan-review capacity: <= 1000 gpd (Limited to one- and two-family dwelling POWTS; county lists grade, mound, and pressurized in-ground systems.)

    “The Winnebago County Planning and Zoning Department regulates all Private Onsite Wastewater Treatment Systems (POWTS), better known as septic systems and holding tanks.”

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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