DuPage County Property Search

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

Addison Township Assessor Addison IL 401 North Addison Road 60101 630-530-8161

Downers Grove Assessor Downers Grove IL 4340 Prince Street 60515 630-968-2100

Dupage County Assessor's Office Wheaton IL 421 North County Farm Road 60187 630-682-7024

Lisle Township Assessor Lisle IL 4711 Indiana Avenue 60532 630-968-1183

Milton Township Assessor Wheaton IL 1492 North Main Street 60187 630-653-5220

Naperville Township Assessor Naperville IL 139 Water Street 60540 630-355-2444


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

Bensenville Village Clerk Bensenville IL 12 South Center Street 60106 630-766-8200

Bloomingdale Town Clerk Bloomingdale IL 123 Rosedale Avenue 60108 630-529-7715

Dupage County Clerk Wheaton IL 421 North County Farm Road 60187 630-407-5500

Naperville Town Clerk Naperville IL 139 Water Street 60540 630-355-1558

Oak Brook Village Hall Clerk Oak Brook IL 1200 Oak Brook Road 60523 630-368-5000

Westmont Village Clerk Westmont IL 31 West Quincy Street 60559 630-829-4400


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

DuPage County Recorder Wheaton IL 421 North County Farm Road 60187 630-407-5400


DuPage 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 DuPage County property taxes, property value assessments, and land transactions, as well as property sales and transfers in DuPage County, Illinois.

Darien City Hall Darien IL 1702 Plainfield Road 60561 630-852-5000

Elmhurst City Hall Elmhurst IL 209 North York Street 60126 630-530-3000

Naperville City Hall Naperville IL 400 South Eagle Street 60540 630-420-6111

Warrenville City Hall Warrenville IL 3S258 Manning Ave 60555 630-393-9427

West Chicago City Hall West Chicago IL 475 Main St 60185 630-293-2200

Wheaton City Hall Wheaton IL 303 West Wesley Street 60187 630-260-2000

Wood Dale City Hall Wood Dale IL Frnt 1, 404 N Wood Dale Rd 60191 630-766-4900


The DuPage County Treasurer and Tax Collector’s Office is responsible for the collection of DuPage County property tax revenue. The Treasurer and Tax Collector maintains current DuPage County property tax information including DuPage 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 DuPage County, Illinois.

Dupage County Treasurer's Office Wheaton IL 421 North County Farm Road 60187 630-407-5998