DuPage County Plat Maps (Illinois)

Search for DuPage County, IL plat maps. Plat maps include information on property lines, lots, plot boundaries, streets, flood zones, public access, parcel numbers, lot dimensions, and easements.


Assessors are responsible for determining the value of taxable property within DuPage County, IL. These property assessments are used to levy property taxes. In addition, DuPage County Assessors maintain detailed neighborhood maps that contain information about the properties. These plat maps include all the lots in a tract of land, boundary locations, street numbers, property lines, and lot dimensions. DuPage County plat maps also show any easements or rights of way. Assessors are responsible for assigning a parcel number to each lot, which appears on the map. Plat maps may be available online through the Assessor's 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


Clerks maintain and preserve important public records for a county or local government, including detailed local maps such as plat maps in DuPage County, IL. These DuPage County plat maps show the property boundaries in a neighborhood, including lots and their dimensions, boundary locations, streets and street numbers, and parcel numbers. These DuPage County maps contain important information for prospective buyers who may be concerned about easements, rights of way, flood zones, and public access on a particular plot of land. Clerks often provide online access to plat maps.

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


Recorders of Deeds maintain real estate ownership documents to ensure the accuracy of property, land, and property tax records in DuPage County, IL. As part of this responsibility, Recorders of Deeds typically keep detailed DuPage County plat maps. These maps show the subdivisions in a tract of land, including boundary locations, parcel and street numbers, property lines, and lot dimensions. Plat maps also include DuPage County flood zones, easements, and rights of ways, as well as public access land. The Recorder of Deeds often provides public access to plat maps through its website.

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


Treasurers and Tax Collectors are responsible for collecting taxes at the local level and distributing these funds in DuPage County, IL. In order to collect DuPage County property taxes, the Treasurer and Tax Collector typically maintains maps covering its jurisdiction, including plat maps. These plat maps provide detailed information on a neighborhood or local area, including property boundaries and divisions, lot dimensions, parcel and street numbers, and land sizes. DuPage County plat maps also contain important information for prospective buyers about flood zones, easements, rights of way, and public access. The DuPage County Treasurer and Tax Collector may provide online access to plat maps on its website.

DuPage County Treasurer's Office Wheaton IL 421 North County Farm Road 60187 630-407-5900