Cook County Property Viewer

Search for a Cook County IL property viewer. A property viewer provides information on property maps, boundary lines, zoning boundaries, parcel divisions, parcel viewer, property appraisals, property assessments, property taxes, unpaid property taxes, tax liens, foreclosures, unclaimed parcels, property owner information, building permits, property research, deeds, titles, historical property taxes, property tax rates, and historical maps.


Assessor Offices in Cook County IL calculate the value of all taxable property in their municipality by conducting property appraisals. They may also be responsible for determining the property taxes for each parcel. Assessor Offices maintain information on all properties, including property maps, boundary lines, zoning boundaries, and parcel divisions. This information is often available in a property viewer on the Assessor Office website. Cook County property viewers may also provide information on appraisal values, zoning restrictions, and Cook County property tax assessments. They can be used to locate unclaimed parcels, public property, and look up property owner information or parcel numbers in Cook County.

Bremen Township Assessor Oak Forest IL 15350 Oak Park Avenue 60452 708-687-8220

Cook County Assessor Maywood IL 1500 Maybrook Drive 60153 708-865-6032

Cook County Assessor Markham IL 16501 Kedzie Avenue 60428 708-232-4100

Cook County Assessor's Office Chicago IL 118 North Clark Street 60602 312-603-5300


Historical Societies in Cook County IL maintain documents and objects that have historical value, and this can include property records. Historical Societies may keep historic Cook County property tax records, property sale documents like deeds and titles, or property maps from different eras. They may also provide property information in the form of a property viewer, which can show historic property boundaries, changes to municipal lines and zones, and ownership information. Cook County property viewers can also show property appraisal values and property tax rates over time, and they are an useful tool for conducting research. Property viewers may be available online through the Historical Society website.

Arlington Heights Historical Society Arlington Heights IL 110 West Fremont Street 60004 847-255-1225

Berwyn Historical Society Berwyn IL 1241 Oak Park Avenue 60402 708-484-0020

Blue Island Historical Society Blue Island IL 13018 Maple Avenue 60406 708-371-8546

Blue Island Illinois Historical Society Blue Island IL 2433 York Street 60406 708-388-1078

Bronzeville Black Chicagoan Historical Society Chicago IL 11111 South Forrestville Avenue 60628 773-291-9115

Bronzeville Historical Society Chicago IL 636 East 35th Street 60616 312-428-8033

Brookfield Illinois Historical Society Brookfield IL 8820 Brookfield Avenue 60513 708-485-3420

Calumet City Historical Society Calumet IL 760 Wentworth Avenue 60409 708-832-9390

Chicago African American Historical Society Chicago IL 4425 West Carroll Avenue 60624 773-417-3082

Chicago Filipino American Historical Society Chicago IL 5462 South Dorchester Avenue 60615 312-752-2156

Chicago Historical Society Chicago IL 1601 North Clark Street 60614 312-642-4600

Chicago Jewish Historical Society Chicago IL 610 South Michigan Avenue 60605 312-663-5634

Chicago Lawn Historical Society Chicago IL 6120 South Kedzie Avenue 60629 312-582-8778

Des Plaines Historical Society Des Plaines IL 781 Pearson Street 60016 847-391-5399

Dolton Historical Society Dolton IL 644 Sheridan Avenue 60419 708-201-3310


Building Departments in Cook County IL create and enforce codes and regulations to ensure the construction of safe buildings. As part of this responsibility, Building Departments may keep Cook County property viewers, which display information about all the properties in the department's area. These property viewers may include information on parcel numbers, property tax assessments, building permits, and occupancy permits. They also show property zones, including the rules and regulations for each zone and zoning boundaries, making them useful resources for property owners or prospective buyers. Cook County Building Department property viewers may be available online.

Barrington Hills Building Department Barrington IL 112 Algonquin Road 60010 224-484-8418

Bellwood Building Department Bellwood IL 3200 Washington Boulevard 60104 708-547-3513

Blue Island Building Department Blue Island IL 13051 Greenwood Avenue 60406 708-597-8606

Bridgeview Building Department Bridgeview IL 7500 South Oketo Avenue 60455 708-924-8025

Broadview Village Building Department Broadview IL 2350 South 25th Avenue 60155 708-345-8174

Buffalo Grove Building Department Buffalo Grove IL 50 Raupp Boulevard 60089 847-459-2530

Buffalo Grove Planning Department Buffalo Grove IL 50 Raupp Boulevard 60089 847-459-2518

Burbank City Building Department Burbank IL 6530 West 79th Street 60459 708-599-5500

Calumet City Building Department Calumet IL 670 Wentworth Avenue 60409 708-891-8206

Chicago Building Department Chicago IL 120 North Racine Avenue 60607 312-743-9000

Chicago Heights Zoning Chicago Heights IL 1601 Chicago Road 60411 708-756-5323

Chicago Permits Chicago IL 121 North LaSalle Drive 60602 312-744-3449

Chicago Planning Department Chicago IL 121 North LaSalle Street 60602 312-744-4190

Chicago Zoning Chicago IL 121 North LaSalle Drive 60602 312-744-3508

Cook County Zoning Bridgeview IL 10220 South 76th Avenue 60455 708-974-6266

Cook County Zoning Chicago IL 69 West Washington Street 60602 312-603-0540

Cook County Zoning Markham IL 16501 Kedzie Avenue 60428 708-596-8000

Countryside Building Department Countryside IL 5550 East Avenue 60525 708-354-1860

Des Plaines City Building Department Des Plaines IL 1420 Miner Street 60016 847-391-5380


Archives in Cook County IL preserve records that have historical significance for a local area, which can include property records. Some Archives may provide property information in the form of a property viewer, which can be used to look up historic Cook County property boundaries, ownership information, and property divisions over time, as well as historical city and town maps. These Cook County public property records may also list historical property tax rates or property value assessments and any changes to property maps over time, which make them valuable for conducting genealogical research. Archives may provide online access to their property viewers.

Chicago Cedille Records Archive Chicago IL 1205 West Balmoral Avenue 60640 773-989-2515

Chicago Film Archive Chicago IL 329 West 18th Street 60616 312-243-1808

Chicago Gerber Hart Library and Archive Chicago IL 6500 North Clark Street 60626 773-381-8030

Chicago Independent Video Archive Chicago IL 935 West Chestnut Street 60642 312-964-5020

Chicago National Archive Chicago IL 7358 South Pulaski Road 60629 773-948-9000

Chicago Oriental Institute Research Archive Chicago IL 1155 East 58th Street 60637 773-702-9514

Chicago Pastoral Center Archive Chicago IL 711 West Monroe Street 60661 312-831-0711

Chicago Police Records Archive Chicago IL 1121 South State Street 60605 312-747-6262


Treasurer and Tax Collector Offices in Cook County IL collect property taxes for a local government and distribute these funds. They maintain several property records that may be available as part of Cook County property viewers. A property viewer, also called a Cook County property map, includes property tax assessments, real estate appraisal reports, boundary lines, and zoning boundaries. These viewers may also provide information on the current owners, parcel numbers, and unclaimed parcels. Cook County property owners or potential buyers can use property viewers to locate information about paid and unpaid property taxes, tax liens, and foreclosures. Property viewers are typically available on the Treasurer and Tax Collector Office website.

Chicago Heights Treasurer Chicago Heights IL 1601 Chicago Road 60411 708-756-5312

Cook County Treasurer's Office Chicago IL 69 West Washington Street 60602 312-603-6202

Crawford County Treasurer's Office Chicago IL 69 West Washington Street 60602 618-544-2614


Recorders of Deeds in Cook County IL maintain real estate ownership documents as part of their job to ensure the accuracy of property, land, and property tax records. They have records on every property in their municipality, and they may provide a property viewer to look up this information. Cook County property viewers provide information on parcel boundaries, property owners, property divisions, and zoning boundaries. They can also show Cook County parcel numbers, unclaimed parcels, and property tax information, including property tax assessments, unpaid property taxes, and tax liens or foreclosures. Recorders of Deeds may provide online access to a property viewer on their website.

Cook County Recorder of Deeds Chicago IL 118 North Clark Street 60602 312-603-5050