Fond du Lac County, WI

Fond du Lac County, WI assessor property search and records

Use this county guide to find official assessor property search resources, recorder and deed links, tax records, GIS parcel maps, permits, and property data insights for Fond du Lac County, Wisconsin. Search an address or APN, then jump to official county sources or property tax and value data.

Official sources

Fond du Lac County assessor, recorder, tax, and parcel map sources

Use this table to find the official county source for assessor property search, recorded documents, property tax, GIS parcel maps, permits, and zoning records.

Fond du Lac County official assessor, tax, deed, GIS, permit, and land-use sources
Record typeOfficial sourceNotes
Assessed valuesFond du Lac County Real Estate and Tax Data Searchwww.fdlco.wi.gov/departments/departments-n-z/treasurer/real-estate-and-tax-data-search
  • Provides access to land ownership and property tax information.
  • Direct link to Ascent portal for detailed tax data.
Deeds and recorded documentsFond du Lac County Register of Deeds (LandShark)landinfo.fdlco.wi.gov/LandShark
  • Access to recorded real estate documents (deeds, mortgages, easements) dating back to 1839.
  • Requires user registration.
Property taxesFond du Lac County Tax Payment Portallandinfo.fdlco.wi.gov/Ascent
  • Official portal for viewing tax history and paying property taxes online.
  • Tax payment data available from September 1, 2010 onwards.
GIS and parcel mapsFond du Lac County GIS Mappinggisweb.fdlco.wi.gov/fonddulacts/
  • Official interactive GIS parcel mapping tool for the county.
Permits and building recordsCity of Fond du Lac Inspection Serviceswww.fdl.wi.gov/inspection-services/permits-fees/
  • Permit information is managed at the municipal level.
  • This portal covers the City of Fond du Lac; other municipalities in the county have separate permit processes.
Zoning and land useFond du Lac County Town Zoning Informationwww.fdlco.wi.gov/departments/departments-f-m/land-information/planning-development/town-zoning
  • The county does not have county-wide zoning; each of the 21 towns manages its own ordinances.
  • Use the county GIS map to identify the specific town, then refer to the town's individual ordinance page.
County data

Fond du Lac County tax rates and property values

County and city-level rollups from AssessorSearch indexed property data. Use these values as directional context, then verify parcel-specific details with the official county sources above.

Median estimated value$264,323

Median estimated market value for properties in this county.

AssessorSearch county data
Median assessed value$207,500

Median assessed value from county assessment records when available.

AssessorSearch county data
Median annual property tax$3,150

Median annual property tax amount from indexed tax records when available.

AssessorSearch county data
Median effective property tax rate1.22%

Median effective property tax rate calculated from annual tax and value fields.

AssessorSearch county data

City property data

Top city rollups for estimated value, assessed value, property tax rate, and tax amount.

Fond du Lac County city-level property value and tax-rate rollups
CityMedian estimated valueMedian assessed valueMedian effective property tax rateMedian tax amount
Fond Du Lac$248,212$217,1001.40%$3,298
Ripon$225,899$118,7001.15%$2,562
Campbellsport$344,278$260,7000.92%$3,343
Waupun$269,946$243,5001.25%$3,142
North Fond Du Lac$232,243$146,1001.25%$2,867
Malone$352,400$233,0000.86%$3,028
Brandon$259,513$198,9001.14%$2,867
Oakfield$299,397$209,8501.07%$3,183
Saint Cloud$317,560$203,8000.91%$2,879
Mount Calvary$310,418$203,1500.89%$2,719
FAQ

Fond du Lac County property records FAQ

Common questions about assessor, deed, tax, GIS, and permit records.

Where can I look up Fond du Lac County property tax bills or payments?

Use the official Fond du Lac County Tax Payment Portal for property tax bills, payment history, due dates, or tax collector records.

Where can I find deeds or recorded documents in Fond du Lac County?

Use the official Fond du Lac County Register of Deeds (LandShark) for deeds, mortgages, liens, plats, and other recorded documents. These records are usually separate from assessor property-value records.

Where can I view parcel maps or GIS data in Fond du Lac County?

Use the official Fond du Lac County GIS Mapping for parcel maps, map layers, boundaries, and GIS context. GIS maps should be treated as reference tools, not legal surveys.

Can I build a list of Fond du Lac County property owners?

Use Affix by AssessorSearch for county property owner lists, filters, exports, skip tracing, and outreach workflows.

Related counties

More Wisconsin property records

Use related county pages when researching nearby property records or comparing official source patterns.