Cook County , Illinois

Population: 5,185,812 residents · 2023 Census ACS

Income $81,797 Home $305,200 Rent $1,381/mo
Page updated: · Data vintage: CDC PLACES 2023 · FEMA NRI v1.20
Sources: CDC PLACES·FEMA NRI·Census ACS · Methodology

Cook County is among the largest US counties by population, with roughly 5.2 million residents. Aggregating that scale means the headline figures — household income near $81,797, median home values of $305,000 — average across substantial economic and geographic diversity. FEMA's National Risk Index ranks Cook County in the top 0% nationally for overall natural-hazard exposure, with winter-storm risk the dominant local risk.

$81,797
Median Income
household
$305,200
Home Value
median
$1,381/mo
Monthly Rent
median gross
N/A
Unemployment
rate

Income & Housing

Median Household Income $81,797
Per Capita Income $47,801
Poverty Rate 13.3%
Median Home Value $305,200
Median Gross Rent $1,381/mo
Owner Occupied 57.5%
Renter Occupied 42.5%

Demographics & Education

Total Population 5,185,812
Median Age 37.8 yrs
Bachelor's or Higher 41.9%

Health Outcomes

CDC PLACES 2023 · % of adults

31.0%
Obesity
10.7%
Diabetes
11.2%
Smoking
28.9%
High Blood Pressure
23.3%
No Physical Activity
18.7%
Depression
35.6%
Insufficient Sleep
77.5%
Annual Checkup

Natural Hazard Risk

FEMA National Risk Index · county-level scores

Very High

Overall risk score: 100.0  ·  100th national percentile

🌊 Flood
44.00
🌪️ Tornado
99.97
🌀 Hurricane
48.89
🔥 Wildfire
55.79
❄️ Winter Storm
100.00
🌍 Earthquake
98.41
☀️ Drought
25.73

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