DuPage County Appraiser (Illinois)

The DuPage County Assessor helps calculate property taxes by appraising all the taxable property in DuPage County, Illinois. Assessors maintain a number of documents related to property appraisals, including property inspections, buildings, improvements, and renovations, as well as property appraisal reports. Their office also keeps records on DuPage County property tax assessments, current and former owners, the property's size and location, and any unpaid property taxes or tax liens. The Assessor Office provides information on how to hire an independent appraiser, how to appeal DuPage County tax appraisals, and a property's historical appraisal values. These documents can be an important resource for property owners or potential buyers in DuPage County, IL. The Assessor Office may provide access to appraisal records on their website.

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 maintains public records for DuPage County, Illinois, including vital records like birth certificates and marriage licenses. They also keep a number of DuPage County property records, which include property appraisals, property inspections, and property tax assessments. These records list the current and former owners, provide details about the property such as its size and location, and show any unpaid DuPage County property taxes or tax liens. The Clerk Office may also provide information on how to appeal a DuPage County property appraisal and how to hire an independent appraiser, as well as a history of the property's appraisal values. These documents are valuable sources of information, particularly for current owners or potential buyers. Property appraisal records may be available to the public on the Clerk Office website.

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

Bloomingdale Town Clerk Bloomingdale IL 123 Rosedale Avenue, Ste 100 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 Building Department creates and enforces building codes and zoning regulations in order to ensure the construction of safe buildings in DuPage County, Illinois. As part of this job, Building Departments maintain a number of property-related records, including information on property appraisals. These records may show past appraisal values, property tax assessments, DuPage County building code violations, and property improvements or renovations. The DuPage County Building Department must certify that building or renovation plans meet local Illinois city and county rules and regulations, and these reports list details about the property, the amount spent on improvements, and any violations, which makes them important sources for potential buyers or current property owners. These records may be available on the Building Department website.

Bensenville Village Zoning Bensenville IL 12 South Center Street 60106 630-350-3413

Du Page County Building Department and Permits Wheaton IL 421 North County Farm Road 60187 630-682-7356

Elmhurst City Permits Elmhurst IL 209 North York Street 60126 630-530-3030

Elmhurst Zoning Elmhurst IL 209 North York Street 60126 630-530-3100

Glendale Heights Building Department Glendale Heights IL 300 Civic Centre Plaza 60139 630-260-6030

Glendale Heights Planning and Zoning Department Glendale Heights IL 300 Civic Centre Plaza 60139 630-260-6067

Hinsdale Zoning Hinsdale IL 19 East Chicago Avenue 60521 630-789-7030

Itasca Building Department Itasca IL 550 West Irving Park Road 60143 630-773-5568

Lisle Village Building Department Lisle IL 925 Burlington Avenue 60532 630-271-8900

Lombard Village Building Department Lombard IL 255 East Wilson Avenue 60148 630-620-5750

Naperville Building Department Naperville IL 400 South Eagle Street 60540 630-420-6070

Naperville Permits Naperville IL 400 South Eagle Street 60540 630-305-5305

Naperville Zoning Naperville IL 400 South Eagle Street 60540 630-420-6081

Oak Brook Village Zoning Oak Brook IL 1200 Oak Brook Road 60523 630-368-5103

Oakbrook Terrace Zoning Oakbrook Terrace IL 17W275 Butterfield Road 60181 630-941-8310

Roselle Zoning Roselle IL 31 South Prospect Street 60172 630-671-2821

Wayne Village Zoning Wayne IL 5N430 Railroad Street 60184 630-584-7760

West Chicago Zoning West Chicago IL 1400 West Hawthorne Lane 60185 630-293-2200

Westmont Village Zoning Westmont IL 31 West Quincy Street 60559 630-829-4408

Wood Dale Building Department Wood Dale IL 404 North Wood Dale Road 60191 630-766-5133


The DuPage County Recorder of Deeds ensures the accuracy of property, land, and property tax records in DuPage County, Illinois. As part of this job, they keep a range of DuPage County real estate and property records for their county. These records include information on property appraisals, including past appraisal values, property improvements and renovations, and DuPage County property tax assessments. The Deeds Recorder also has information on the current and former owners of any property, the property's size and location, and its payment history, such as DuPage County tax liens, unpaid property taxes, or foreclosures. They may also provide information on a property's appraisal values over time. The property appraisal values held by the Recorder of Deeds may be available online.

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