Warren County Property Search

Search free Warren County IL property, land, and tax records through local government assessors, auditors, clerks, property appraisers, deeds recorders, treasurers, tax collectors, city halls, and town halls.


The Warren County Assessor is responsible for determining the value of property in order to determine Warren County property taxes. The Warren County Assessment Office collect data from on-site inspections, value assessments for construction or improvements, comparable sales, and calculations of depreciation. The Warren County Tax Assessor maintains current data on every parcel in the Warren County, which includes ownership information, maps of property lines, inventories of parcels and structures, and the value of all the property in the Warren County, IL. The Warren County Assessor’s Office can answer questions regarding Warren County property tax appeals and assessments, Warren County property tax rates and payment due dates.

Warren County Assessor's Office Monmouth IL 100 West Broadway 61462 309-734-8561


The Warren County Clerk files important documents and preserves municipal records in order to maintain an archive of Warren County property records that can be accessed by the public. The Clerk's Office is a valuable source of information on property in Warren County, Illinois. The Warren County Clerk's Office contains documentation on real estate excise taxes, registered land, and property transactions, as well as land documents including Warren County deeds, mortgages, and liens on properties.

Warren County Clerk Monmouth IL 100 West Broadway 61462 309-734-8592


The Warren County Recorders of Deeds maintain public records, particularly documents related to property and land records, and make them available for public access in Warren County, IL. The Office of Recorder of Deeds in Warren County is a valuable source of information on property records The Recorder of Deeds maintains documents on land transactions within its jurisdictions, including Warren County deeds and titles, mortgages, property ownership records, surveys, and easements, as well as tax liens.

Warren County Recorder of Deeds Monmouth IL 100 West Broadway 61462 309-734-8592


Warren County Town Halls and City Hall are the chief administrative offices that runs the town or city. The Town Hall or City Hall often maintains records related to the locality, including Warren County property taxes, property value assessments, and land transactions, as well as property sales and transfers in Warren County, Illinois.

Alexis City Hall Alexis IL 122 North Main Street 61412 309-482-3424

Monmouth City Hall Monmouth IL 100 East Broadway 61462 309-734-2141


The Warren County Treasurer and Tax Collector’s Office is responsible for the collection of Warren County property tax revenue. The Treasurer and Tax Collector maintains current Warren County property tax information including Warren County property ownership information, GIS Maps, tax maps, historical property tax rates, lists of sold parcels, and is also charged with the sale of properties due to a default on taxes in Warren County, Illinois.

Warren County Treasurer's Office Monmouth IL 100 West Broadway 61462 309-734-8536