Winnebago County Property Assessor (Illinois)

Search for Winnebago County, IL property assessment information. Property Assessments include property tax assessments, property valuations, property tax liens, defaults on property taxes, and property assessment appeals.


Winnebago County Assessors determine the value of properties and parcels so that the jurisdiction can levy Illinois 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.

Cherry Valley Township Assessor Rockford IL 4875 Blackhawk Road 61109 815-874-2119

Rockford Township Assessor Rockford IL 401 West State Street 61101 815-965-0300

Rockton Township Assessor Rockton IL 1315 North Blackhawk Boulevard 61072 815-624-2597

Winnebago County Assessor's Office Rockford IL 404 Elm Street 61101 815-319-4460


Winnebago County Clerks file documents and preserve a range of municipal records in order to maintain an archive for their Illinois 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.

Cherry Valley Village Clerk Cherry Valley IL 806 East State Street 61016 815-332-3441

Loves Park City Clerk Loves Park IL 100 Heart Boulevard 61111 815-654-5034

Pecatonica City Clerk Pecatonica IL 111 West 3rd Street 61063 815-239-2310

Rockford Township Town Clerk Rockford IL 119 North Church Street 61101 815-962-8855

Roscoe Village Clerk Roscoe IL 10595 Main Street 61073 815-623-2829

Winnebago County Clerk Rockford IL 404 Elm Street 61101 815-319-4250


Winnebago County Town Halls and City Halls are the chief administrative office that runs a town or city in Illinois. 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.

Durand City Hall Durand IL 308 W Main St 61024 815-248-2606

Loves Park City Hall Loves Park IL 100 Heart Boulevard 61111 815-654-5034

Rockford City Hall Rockford IL 425 East State Street 61104 815-987-5546

South Beloit City Hall South Beloit IL 519 Blackhawk Boulevard 61080 815-389-3023


Winnebago County Treasurers and Tax Collectors are responsible for the collection of property tax revenue in Illinois. 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.

Loves Park Treasurer Loves Park IL 100 Heart Boulevard 61111 815-654-5027

Winnebago County Treasurer's Office Rockford IL 404 Elm Street 61101 815-987-3020