Wisconsin
Buying Land in Green Lake County, Wisconsin
Green Lake County, seat Green Lake, is a small, lake-dense county built around Wisconsin's deepest natural inland lake and one of the state's oldest resort communities. Its zoning picture is an unusually clean, well-documented example of Wisconsin's county/town split actually playing out: 6 of the county's 10 towns have adopted county zoning, and 4 have not -- know which is which before you buy.
Zoning: a clean, itemized county/town split -- 6 zoned towns, 4 unzoned
Green Lake County's Land Use Planning & Zoning Department (Green Lake County Government Center, 571 County Road A, Green Lake, WI 54941) administers the county's general zoning ordinance (Chapter 350 of the county code, adopted by the Board of Supervisors in 1976 and since amended), alongside shoreland zoning, floodplain zoning, private sewage (POWTS), land division, and nonmetallic mining reclamation ordinances. Unlike most of this project's other Wisconsin counties, this county's zoning coverage breaks down cleanly and specifically: 6 of the county's 10 towns have adopted the county zoning ordinance -- Berlin, Brooklyn, Green Lake, Mackford, Manchester, and Marquette -- while the remaining 4 -- Kingston, Princeton, Saint Marie, and Seneca -- have not.
In the 4 unzoned towns, there is no county (or, as far as this research pass found, town-level) general zoning-district map or use table to consult -- but that doesn't mean no county land-use authority reaches those towns at all. The county's own ordinance language describes a land-use permit as required for land-disturbing activity "within the zoned Towns or within the jurisdiction of the ordinances this Department administers," meaning the county's land-division, shoreland, and floodplain ordinances still apply in the unzoned towns even without a general zoning designation, and unzoned towns are still subject to non-metallic mining reclamation-plan requirements (though not conditional-use-permit review, which is a general-zoning mechanism). See our dedicated zoning page for this county for the complete town-by-town picture and what it means in practice.
Green Lake itself: Wisconsin's deepest lake and an old resort economy
Green Lake, for which both the county and its seat are named, is Wisconsin's deepest natural inland lake at 237 feet and the state's second-largest by volume, with roughly 27 miles of varied shoreline ranging from sandstone bluffs to marshland. The area has a long resort history: the Oakwood Hotel opened on the lake in 1867 (reportedly the first resort community west of Niagara Falls), and the city of Green Lake -- originally platted as the village of Dartford in 1847 and renamed in 1906 -- still markets itself around that historic-resort identity today.
That resort character matters for a land buyer in two practical ways beyond the shoreland-zoning overlap noted above. First, lakefront and near-lake land in this small county tends to carry resort-area pricing and demand dynamics rather than typical rural-Wisconsin land economics. Second, if short-term or vacation-rental income is part of your plan, know that regulation here is fragmented by municipality rather than set by a single county ordinance -- the City of Green Lake, for instance, adopted its own short-term-rental licensing ordinance in 2021, separate from county zoning and separate from whatever rules (if any) apply in a specific unincorporated town -- so confirm the specific municipality's or town's current short-term-rental rules directly rather than assuming a countywide standard.
Septic, wells, and land records
Green Lake County's Land Use Planning & Zoning Department also administers POWTS (private sewage/septic) permitting under statewide SPS 383 standards, applicable countywide regardless of a town's general-zoning status. Private wells fall under the statewide DNR NR 812 well-construction rules rather than a county permit desk.
For parcel research, the Green Lake County Treasurer's office (571 County Road A, Green Lake; (920) 294-4018) and Register of Deeds ((920) 294-4021) handle tax records and recorded deeds/easements respectively, and the county publishes a GIS parcel map online. As in the rest of Wisconsin, assessed values are generally set at the town or city level rather than by the county. UW-Madison Division of Extension's Green Lake County office provides agricultural and natural-resource guidance for the county.
Who to Call Before Buying Land in Green Lake County
Direct WebFetch access to greenlakecountywi.gov, ecode360.com, and cityofgreenlake.com was blocked by a network egress restriction throughout this research pass, so department contact details and the zoning-applicability language reflect search-indexed content rather than a full verbatim read of current staff directories or the current ordinance text -- confirm current phone numbers, emails, and office hours before relying on them for a specific parcel.
Planning & Zoning
Green Lake County Land Use Planning & Zoning Department
Zoning district lookups and confirming whether a specific town has adopted county zoning.
Septic / Onsite Wastewater
Green Lake County Land Use Planning & Zoning Department
POWTS (private sewage) permits and inspections under statewide SPS 383 standards.
Wells / Private Water
Wisconsin DNR -- Private Well Program (NR 812)
Private well construction standards and certified well-driller information statewide, including Green Lake County.
Floodplain / Stormwater
Green Lake County Land Use Planning & Zoning Department
Floodplain zoning and FEMA flood-zone questions, especially near Green Lake, Puckaway Lake, and the Fox and Grand Rivers.
Recorder / Clerk / Land Records
Green Lake County Register of Deeds
Recorded deeds, easements, and plat history for a specific parcel.
Assessor / Property Tax
Green Lake County Treasurer
Property tax payment and records; note that in Wisconsin, property assessment itself is generally a municipal (town/city), not county, function.
Agricultural Extension
UW-Madison Division of Extension, Green Lake County
General agricultural and natural-resource guidance for the county.
Want to know if this specific parcel actually works?
Tell us what you're looking at and we'll connect you with a local land specialist who can help you sanity-check it before you go further.
Get local guidanceTopics Specific to Green Lake County
Sources
- Land Use Planning & Zoning - Green Lake County, WI — Green Lake County, Wisconsin Government (accessed 2026-09)
- Chapter 350: Zoning - Green Lake County, WI — Green Lake County, Wisconsin Government (eCode360) (accessed 2026-09)
- Article IV: Zoning Districts - Green Lake County, WI — Green Lake County, Wisconsin Government (eCode360) (accessed 2026-09)
- Zoning (General) Green Lake County, WI 2024 — GeoData@Wisconsin (accessed 2026-09)
- Green Lake (Wisconsin) — Wikipedia (accessed 2026-09)
- Uncovering the history of the Oakwood Hotel — Ripon Press (accessed 2026-09)
- Green Lake Common Council approves Airbnb ordinance, community weighs in — Ripon Press (accessed 2026-09)
- Green Lake County, Wisconsin — Wikipedia (accessed 2026-09)
- Treasurer - Green Lake County, WI — Green Lake County, Wisconsin Government (accessed 2026-09)
Last reviewed 2026-09