Cook County Assessor

Popularity:#1 of 10 Assessor Offices in Cook County#8 of 211 Assessor Offices in Illinois#222 in Assessor Offices

Cook County Assessor Contact Information

Address, Phone Number, Fax Number, and Hours for Cook County Assessor, an Assessor Office, at Kedzie Avenue, Markham IL.

Cook County Assessor
16501 Kedzie Avenue, Ste 219
Markham, Illinois, 60428
Mon-Fri 8:30 AM-5:00 PM

Free Cook County Assessor Office Property Records Search

Find Cook County residential property tax assessment records, tax assessment history, land & improvement values, district details, property maps, tax rates, exemptions, market valuations, ownership, past sales, deeds & more.

Map of Cook County Assessor

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Related Public Records Searches

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Assessor Offices Nearby

Find 6 Assessor Offices within 11.6 miles of Cook County Assessor.

External Links

Find 23 external resources related to Cook County Assessor.

About the Cook County Assessor

The Cook County Assessor, located in Markham, Illinois, determines the value of all taxable property in Cook County, IL. Taxable property includes land and commercial properties, often referred to as real property or real estate, and fixed assets owned by businesses, often referred to as personal property. Property assessments performed by the Assessor are used to determine the Cook County property taxes owed by individual taxpayers.

Property owners may contact the Assessment Office for questions about:
  • Cook County, IL property tax assessments
  • Property tax appeals and reassessments
  • Paying property tax bills and due dates
  • Property tax rates and tax roll
  • Cook County GIS maps, property maps, and plat maps
  • Property records and deeds in Cook County

Cook County Home & Property Tax Statistics

Find Cook County Home Values, Property Tax Payments (Annual), Property Tax Collections (Total), and Housing Characteristics. Data Source: U.S. Census Bureau; American Community Survey, 2018 ACS 5-Year Estimates.

Cook County Home Values
 Cook CountyIllinois
Median Home Value$237,200$187,200
Median Rental Cost (per month)$1,091$984
Cook County Property Tax Payments (Annual)
 Cook CountyIllinois
Median Property Taxes$4,984$4,299
Median Property Taxes (Mortgage)$5,208$4,695
Median Property Taxes (No Mortgage)$4,564$3,552
Cook County Property Tax Collections (Total)
 Cook CountyIllinois
Property Taxes$6,340,457,800$16,076,191,800
Property Taxes (Mortgage)$4,347,407,600$11,131,041,700
Property Taxes (No Mortgage)$1,993,050,100$4,945,150,100
Cook County Housing Characteristics
 Cook CountyIllinois
Total Housing Units2,188,3945,347,268
Occupied Housing Units1,963,070 (89.7%)4,830,038 (90.3%)
Vacant Housing Units225,324 (10.3%)517,230 (9.7%)
Owner Occupied Housing Units1,116,759 (56.9%)3,189,035 (66.0%)
Renter Occupied Housing Units846,311 (43.1%)1,641,003 (34.0%)
Housing Units (Mortgage)65.4%63.8%
Housing Units (No Mortgage)34.6%36.2%