Winnebago County Property Assessor (Wisconsin)

Winnebago County Assessors determine the value of properties and parcels so that the jurisdiction can levy Wisconsin property taxes. The Assessor's Office maintains current data on every parcel in the district, including records on Winnebago County property tax assessments, maps of property lines, and inventories of parcels and structures, as well as the value of all the property in the jurisdiction. Winnebago County Tax Assessors may also keep records on reassessments for construction or improvements and other on-site inspections. Winnebago County Assessment Offices provide online access to their property assessment records.

Menasha City Assessor Menasha WI 140 Main St 54952 920-967-5109

Menasha Town Assessor Neenah WI 2000 Municipal Drive 54956 920-720-7106

Neenah City Assessor Neenah WI 211 Walnut Street 54956 920-886-6115

Oshkosh Assessor Oshkosh WI 215 Church Avenue 54901 920-236-5070

Winnebago County Property Lister Oshkosh WI 415 Jackson Street 54901 920-236-4778


Winnebago County Clerks file documents and preserve a range of municipal records in order to maintain an archive for their Wisconsin municipality. These Winnebago County tax assessment records are open to the public. The Clerk's Office has a number of records on property assessments, including real estate excise taxes, tax liens on properties, and the Winnebago County property tax assessment formulas. They also keep records on property transactions, deeds, and titles. Winnebago County Clerks provide online access to their public property tax records, including documents related to property assessments.

Menasha City Clerk Menasha WI 140 Main St 54952 920-967-5237

Omro Clerk Omro WI 205 South Webster Avenue 54963 920-685-7000

Winnebago County Clerk Oshkosh WI 415 Jackson Street 54901 920-236-4890

Wolf River Town Clerk Larsen WI 7421 Widgeon Lane 54947 920-836-2106


Winnebago County Recorders of Deeds collect public records, primarily documents related to property, and make them available to the Wisconsin public. The Office of the Recorder of Deeds maintains records on Winnebago County property tax assessments, including property and parcel surveys, property tax liens, and property valuations. They also record land transactions within the jurisdiction, including deeds, mortgages, and easements. The Winnebago County Recorder provides online databases for public records access of property assessments.

Winnebago County Recorder of Deeds Oshkosh WI PO Box 2808 54903 920-236-4881

Winnebago County Town Halls and City Halls are the chief administrative office that runs a town or city in Wisconsin. The Town or City Hall maintains records related to the locality, including property assessment records. These Winnebago County public assessment records include property value assessments, records of paid and unpaid property taxes, and property tax liens. Town and City Halls also maintain records on land transactions, property sales and transfers, and municipal and zoning boundaries. Property assessment records are available as public records, and many Town and City Halls provide online access to these files.

Algoma Town Hall Oshkosh WI 15 N Oakwood Rd 54904 920-235-3789

Black Wolf Town Hall Oshkosh WI 380 Black Wolf Ave 54902 920-267-3207

Clayton Town Hall Larsen WI 8348 County Road M 54947 920-836-2007

Neenah City Hall Neenah WI 211 Walnut Street 54956 920-886-6180

Nekimi Town Hall Oshkosh WI 3790 Pickett Road 54904 920-235-0615

Omro City Hall Omro WI 205 South Webster Avenue 54963 920-685-7000

Omro Town Hall Omro WI 4205 Rivermoor Road 54963 920-685-2111

Oshkosh City Hall Oshkosh WI 215 Church Avenue 54901 920-236-5000

Oshkosh Town Hall Oshkosh WI 230 County Road Y 54901 920-231-5887

Poygan Town Hall Winneconne WI 8693 Town Hall Road 54986 920-685-0552

Vinland Town Hall Oshkosh WI 6085 County Road T 54904 920-235-6953

Winchester Town Hall Larsen WI 8522 Parkway Lane 54947 920-836-3993


Winnebago County Treasurers and Tax Collectors are responsible for the collection of property tax revenue in Wisconsin. The Office of the Treasurer and Tax Collector maintains current data on every Winnebago County parcel , as well as a number of other property tax assessment records. These records include property assessments, defaults on property taxes, lists of sold parcels, and property valuations. The Treasurer and Tax Collector may also maintain information on Winnebago County property auctions and a property's prior liens or foreclosures. Winnebago County Treasurers and Tax Collectors provide online databases to access property assessment records.

Menasha Treasurer Menasha WI 140 Main St 54952 920-967-5112

Neenah Treasurer Neenah WI 211 Walnut Street 54956 920-886-6144

Rushford Town Treasurer Omro WI 3413 N COUNTY Rd 54963 920-685-2967

Winnebago County Tax Collection Oshkosh WI 415 Jackson Street 54901 920-236-4777