DuPage County Block and Lot (Illinois)

The Recorder of Deeds ensures the accuracy of DuPage County property, land, and property tax records for the DuPage County, Illinois government. As part of this job, they keep real estate documents including information on DuPage County block and lot divisions. DuPage County Recorders provide online access to a searchable block and lot database that can identify the parcel number of any DuPage County property by its address. Block and lot information, which covers both urban and suburban areas, can show subdivided lots, lot identifiers, and the tracts of land DuPage County, IL. The Registrar of Deeds may also provide DuPage County plat maps and property maps that show block and lot information.

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


The Assessor Office determines the value of taxable property within a DuPage County or local area. These property assessments are used to calculate property taxes in DuPage County, Illinois. Assessors keep detailed information on DuPage County block and lot divisions, and many provide an online, searchable database to identify blocks, lots, and parcel numbers for properties by address. Urban and suburban block and lot information includes parcel numbers, subdivisions in a lot, and all tracts of land in the area. Assessor Offices may also have DuPage County property maps known as plat maps that show block and lot information.

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 Office stores important public records for the DuPage County local government, including records related to DuPage County property such as block and lot information. These records can include plat maps, property maps, and block and lot databases, and they show parcel numbers, subdivisions within a lot, tracts of land, and lot identifiers in DuPage County, IL. They may also include other descriptions of the property for both urban and suburban areas. Clerk Offices in DuPage County provide online tools to look up the block and lot information for any property by its address.

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 Building Department is responsible for creating and enforcing DuPage County building codes and zoning regulations in order to ensure the construction of safe buildings. As part of that job, DuPage County Building Departments maintain a number of property-related records, including documents on block and lot information. These records can include plat maps, property maps, and DuPage County block and lot databases, and they provide parcel numbers, subdivisions within a lot, lot identifiers, and tracts of land. Building Departments in DuPage County, Illinois may provide access to an online, searchable database to identify blocks, lots, and parcel numbers for properties, which can also show zoning boundaries.

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