Cook County
Large central metro
FIPS 17031
Profiled Cities (1)
People
5.19M
Population
Census 2025 Est.5497.4/sq mi
Density
Census 2025 Est.-1.3%
Growth 2020–25
Census 2020–2025$83K
Median HH Income
ACS 2024 5-yr38.0
Median Age
ACS 2024 5-yr88.6%
Bachelor's+
ACS 2024 5-yr13.5%
Poverty Rate
SAIPE 20248.9%
Uninsured
ACS 2024 5-yr57.7%
Owner-Occupied
ACS 2024 5-yr11.4%
Disability
ACS 2024 5-yr26.8%
Hispanic
ACS 2024 5-yr40.1%
Non-Hisp. White
ACS 2024 5-yr21.8%
Non-Hisp. Black
ACS 2024 5-yrMigration
IRS Statistics of Income county migration. Measures tax filer movement, not Census population counts.
120.4K
Inflow (people)
IRS SOI 2022–23162.7K
Outflow (people)
IRS SOI 2022–23-42,264
Net Migration
IRS SOI 2022–23Economy
5.4%
Unemployment
BLS LAUS 20252.76M
Labor Force
BLS LAUS 2025$80K
Per Capita Income
BEA 2024$546.4B
County GDP
BEA 2024134.5K
Business Establishments
CBP 20232.49M
Employees
CBP 2023$207.1B
Annual Payroll
CBP 2023Housing
$324K
Median Home Value
ACS 2024 5-yr$1K
Median Gross Rent
ACS 2024 5-yr335.8K
Owner HH w/ Housing Problems
ACS 2024 5-yr407.9K
Renter HH w/ Housing Problems
ACS 2024 5-yrYes
Housing Stress (USDA)
ACS 2024 5-yrHealth
80th pctile
Social Vulnerability
CDC SVI 202231.0%
Adult Obesity
CDC PLACES 202510.7%
Diabetes
CDC PLACES 202515.4%
Poor Mental Health
CDC PLACES 202511.2%
Current Smoking
CDC PLACES 202596.6/100K
Primary Care Physicians
HRSA AHRF 2024–253.3/1K
Hospital Beds
HRSA AHRF 2024–25592.1/1K bene
Medicare ER Visits
CMS 2023Environment & Risk
100.0
FEMA Risk Score
FEMA NRI Dec 2025Very High
Risk Rating
FEMA NRI Dec 2025Relatively High
Resilience Rating
FEMA NRI Dec 2025$2.4B
Expected Annual Loss
FEMA NRI Dec 2025Partially Resistant
BCAT Combined Resistance
FEMA BCAT 2023 Q1Partially Resistant
BCAT Flood Resistance
FEMA BCAT 2023 Q1Partially Resistant
BCAT Wind Resistance
FEMA BCAT 2023 Q1Not at Risk
BCAT Seismic Resistance
FEMA BCAT 2023 Q19.24
PM2.5 (EPA EJScreen)
EPA EJScreen 20240.37
Diesel PM
EPA EJScreen 20241.6%
EJ Demographic Index
EPA EJScreen 2024Broadband & Food Access
1.0%
Fixed Broadband 100/20 Mbps
FCC 20241.0%
Mobile 5G Coverage
FCC 20247.4%
Low Food Access (pop)
USDA FEA 20190.5%
No-Car Low Food Access (HH)
USDA FEA 2019Land & Climate
944.9 sq mi
Land Area
TIGER 202450.2°F
Avg Temp (1991–2020)
NOAA 1991–202059.3°F
Avg Max Temp
NOAA 1991–202041.0°F
Avg Min Temp
NOAA 1991–202038.3"
Annual Precip
NOAA 1991–2020County Character
Metro - Counties in metro areas of 1 million population or more
Rural-Urban Class (RUCC)
TIGER 2024Large central metro
NCHS Urban-Rural Class
TIGER 2024Not industry-dependent
Industry Dependence (USDA)
TIGER 2024None
Typology Flags
TIGER 2024