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Cook County, IL

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Cook County, IL
  • Location TypeCounty
  • County SeatChicago, IL
  • Population5,194,675
  • Land Area (Square Miles) 945.3300
  • Population Density (Per Square Mile) 5495.1000

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Median Age

% Population African American

% Population Hispanic

% Population White

Population Density
(Persons per Square Mile)

Rural-Urban Continuum


Suggested Data Series

TitleLatest YearLatest ValueLatest Rank
Decennial Census Population (County)20105,194,6752 of 3170
Decennial Census Population Per Square Mile (County)20105,495.1019 of 3170
Percent of African American Population (County)201823.9%428 of 3131
Percent of Hispanic Population (County)201825.5%297 of 3139
Persistent Poverty Counties (County)201300 of 0 - 1
Rural-Urban Continuum for Counties (County)201311 of 1 - 9
Unemployment Rate (County)20193.8%1416 of 3140
Death Rate (Per 100,000) (County)2016786.002635 of 3105
Percent of Adults Physically Inactive (County)201621.0%2721 of 3141
Age-Adjusted Rate of Diabetes per 1,000 Persons (County)20168.601695 of 3141
Medicare Part D Prescription Enrollment Rate (County)201847.2%1849 of 3137
Farmers' Markets (County)20161102 of 2249
Percent of Children Without a Market Within One Mile (County)20151.5%2993 of 3004
Percent of School-age Children in Poverty (County)201818.5%1608 of 3140
Total Public School Expenditures (County)2017$14,131,389,000.003 of 3123
Number of Public Libraries (County)2017921 of 1287
Average Daily Maximum Heat Index (County)201193.831312 of 3103
Percentage of Days with a Good Air Quality Index (County)201939.3%997 of 1006
Second Highest 1-hour Carbon Monoxide Measurement (County)20192.7020 of 165
Greenhouse Gas Direct Emitting Facilities (County)2018354 of 1227
Average Fine Particulate Matter (County)201113.05601 of 3108
FEMA Public Assistance Grant Dollars Obligated for Disasters (County)2011$16,232,191.4132 of 1328
Total Deposits in Banks (County)2016-2017$282,349,466,000.006 of 3108
Property Taxes as Percent of Income: Five-Year Estimates (County)2006-20105.1%69 of 2773
Percent of Firms Which are Women Owned (County)201239.5%338 of 3093
Manufacturing Establishments with 5 to 9 Employees (County)20187603 of 1961
Inmates Executed, All Races (Cumulative Since 1977) (County)1977-2018549 of 198
Immigrant Households Entering County According to Tax Returns (County)2017-201822658 of 389
Estimated Veteran Population Under 45 Years Old (County)201044,6306 of 3143
Total Planted Acres (County)20196,204.492688 of 3034
Online, Mail Order, and Television Retail Sales in 2009 Dollars (County)2050$18,667,000,000.006 of 2709
Total Retail and Food Service Sales in 2009 Dollars (County)2050$81,108,000,000.006 of 3108
Earnings in Management of Companies and Enterprises Occupations in 2009 Dollars (County)2050$13,656,000,000.008 of 2178
Population (County)20505,029,0004 of 3076
Per Capita Total Personal Income (County)2050$301,399.00117 of 3112
Total Employees (County)20504,450,0004 of 3065
Population 18 to 24 Years Old (County)2050452,0005 of 2216
African American Male Population 25 Years Old (County)20504,4686 of 2780
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