Reviewed and updated October 9, 2026 by the SearchSystems.net editorial team. Every office link was opened and checked against the office's own site between September 23, 2026 and September 30, 2026.
Fond du Lac County, Wisconsin, has about 104,000 residents (2024 Census Bureau estimate). The title to a parcel in Fond du Lac County is in the deed records of the Register of Deeds and its taxable value is set by the town assessor; what is built on it is a matter for the city or the county. This guide says who keeps each record and where the page for each office is.
This guide covers deeds, assessed values, directory links, city permits, evictions and court cases, records requests and common questions.
Related guides: Fond du Lac County public records, Fond du Lac County arrest records, Fond du Lac County warrants, Fond du Lac County inmate search, Fond du Lac County criminal records, Wisconsin arrest records and Wisconsin inmate search.
Deeds, Mortgages and Liens in Fond du Lac County
Deeds, mortgages, liens and easements that affect title to land in Fond du Lac County are recorded by the Register of Deeds, which indexes them by name and sells copies.
SearchSystems opened and checked the Register of Deeds' page at fdlco.wi.gov/departments/departments-n-z/register-of-deeds (page title: Register of Deeds | Fond du Lac County), phone (920) 929-3018, 160 S Macy St - 1st Floor PO Box 509 Fond du Lac WI 54936-0509, which answered when SearchSystems opened it on September 30, 2026.
Assessed Values and the Tax Roll in Fond du Lac County
The value each parcel in Fond du Lac County is taxed on is set locally, by the assessor of each city, town and village, not by the county. Wisconsin property is assessed by each city, town and village, and the state equalizes the values across municipalities.
The county property tax office's page SearchSystems verified is at fdlco.wi.gov/departments/departments-f-m/land-information/real-prop... (page title: Assessment Data | Fond du Lac County), which answered when SearchSystems opened it on September 30, 2026.
More Official Property and Land Records Pages for Fond du Lac County
The SearchSystems directory, online since 1997, lists the official pages for Fond du Lac County and Wisconsin. These property pages from its Fond du Lac County listing were opened again on October 2, 2026 and each one still answers:
- Real Estate and Tax Data Search (fdlco.wi.gov)
Permits and City Records in the Cities of Fond du Lac County
Building permits, zoning and code cases inside a city are the city's own records. The cities in Fond du Lac County with a SearchSystems guide to their offices, with the city page SearchSystems verified:
- Ripon: the city hall page SearchSystems verified is at cityofripon.com/contactus, phone 920-748-4916 (verified September 26, 2026).
Evictions and Court Cases About Land in Fond du Lac County
Court cases about land from Fond du Lac County, evictions among them, are filed in the Fond du Lac County Circuit Court.
The court records page SearchSystems verified for the county is at fdlco.wi.gov/departments/departments-a-e/clerk-of-courts/courts-dep..., phone (888) 604-7888.
Asking a County Office for a Record
Under the Wisconsin Public Records Law a county office must answer a request as soon as practicable and without delay; the law sets no number of days, and it may charge the actual cost of copying and locating, with no charge for the first $50 of locating. The county records request page SearchSystems verified is at fdlco.wi.gov/departments/departments-n-z/treasurer/obtaining-copies... (page title: Open Records Requests | Fond du Lac County).
Frequently Asked Questions
Who records deeds in Fond du Lac County?
The Register of Deeds, at fdlco.wi.gov, phone (920) 929-3018. Deeds, mortgages and liens on land in Fond du Lac County are filed there.
Who sets the assessed value of a property in Fond du Lac County?
The assessor of each city, town and village.
Where are evictions from Fond du Lac County filed?
In the Fond du Lac County Circuit Court. The file is public unless the court seals it.
How is property assessed in Wisconsin?
Wisconsin property is assessed by each city, town and village, and the state equalizes the values across municipalities.
Is this the official Fond du Lac County website?
No. SearchSystems.net is an independent public records guide, online since 1997. It links to the official county, court and state offices described above and does not hold records, charge for them or take requests.