Fond du Lac County, Wisconsin
Town of Eldorado is a town in Fond du Lac County, Wisconsin. Town of Eldorado adopts its own zoning, so inside its limits Town of Eldorado’s rules apply, not the county’s. Septic permits inside Town of Eldorado come from Fond du Lac County (Fond du Lac County Code Enforcement Office (POWTS Program) · (920) 929-3139). 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 Fond du Lac County page.
New home construction inside the Town of Eldorado, Fond du Lac County, Wisconsin.
building permit validity: 12 months from date of issuance (The permittee must initiate substantial work or improvements before termination or the permit lapses and reapplication is required.)
“New home builders must contact Permit Officer Dave Jahns for a New Home Permit and information about Building Inspections, Fire Numbers and Garbage / Recycling Pick-up. The Town's Building Inspector, Martin Johnson, must also be contacted after obtaining a New Home Permit from the Permit Officer and before any type of excavation or construction begins on a new home.”
Land inside the Town of Eldorado, Fond du Lac County, Wisconsin.
“17.60 ADOPTION. This Chapter is a creation of the Zoning Ordinance for the said Township passed and adopted and all amendments thereto and the zoning map adopted with the adoption of this initial ordinance; it is hereby adopted and made a part of this ordinance as is the map referred to in this ordinance. Map entitled District Map for the Town of Eldorado, Fond du Lac County, Wisconsin.”
Town of Eldorado does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.
Private sewage systems serving premises inside the Town of Eldorado, Fond du Lac County, Wisconsin.
“No permit shall be issued until the Building Permit Officer has satisfactory proof that the premises are in full compliance with Chapter 18: Land Division and Subdivision Regulations of the Eldorado Town Code and the Fond du Lac County Shoreland Zoning Ordinance, and that a Fond du Lac County Sanitary Permit for the installation of a private sewage system to serve the premises has been issued, except that lots served by public sewer shall not require a sewer permit.”
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.
Off-grid gear
Going off-grid in Town of Eldorado means bringing your own water and power. The kit we’d start with:
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