Bolthole Index

Marquette County, Wisconsin

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

Town of Montello is a town in Marquette County, Wisconsin. Town of Montello adopts its own zoning, so inside its limits Town of Montello’s rules apply, not the county’s. Septic permits inside Town of Montello come from Marquette County. 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 Marquette County page.

Answers from the rulebook for Town of Montello

Town of Montello’s own rules

  • Building permitRequired

    New homes, decks or patios, and additions on existing homes inside the Town of Montello, Marquette County, Wisconsin.

    • A zoning permit is also required for the listed construction.
    • The County Building and Mechanical Code applies in all county municipalities except the Town of Springfield, Villages of Endeavor, Neshkoro, and Oxford, and the City of Montello; the Town of Montello is not listed as an exception.
    “Building a new home, a deck or patio, or an addition on an existing home will always require both a building permit and a zoning permit.”
  • Local zoningPresent (with conditions)

    Unincorporated land inside the Town of Montello, Marquette County, Wisconsin, where the County's general zoning ordinance applies and is administered by Marquette County.

    • The county states that its zoning ordinances are administered and enforced in townships that have adopted county zoning.
    • The county lists Montello's effective adoption date as April 16, 1990.
    “Montello (April 16, 1990) [...] These ordinances are administered and enforced in those townships that have adopted county zoning.”
  • Who permits septicCounty (with conditions)

    Installation, repair, alteration, or reconnection of a private septic system inside the Town of Montello, Marquette County, Wisconsin, where the property is not served by municipal sewer.

    • The Marquette County Sanitary Ordinance is administered by the zoning office.
    • A sanitary permit is required for installation, repair, alteration, or reconnection.
    • All work must be performed by a licensed, qualified plumber.
    • System-design soil tests must be performed by a state-certified soil tester.
    • A property owner must sign a maintenance agreement for a new system.
    “The Marquette County Sanitary Ordinance is administered by the zoning office [...] A sanitary permit is required for the installation, repair, altering or reconnection”

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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