Demographics in Cook County
5,087,072
Population
5,471
Population Density
38
Median Age
Age Distribution
Metro Area
Baby Boomers (Age 55+)
35%
Gen X (Age 41-55)
13%
Millennials (Age 20-40)
29%
Gen Z (Age 0-19)
23%
Gender
Male
49%
Female
51%
Race & Ethnicity
Metro Area
White
40%
Asian
8%
Black
22%
Two or more races
3%
Community
Metro Area
Married
44%
Single
42%
Divorced
9%
Widowed
5%
Language
English Only
64%
Spanish
21%
Indo-European
8%
Asian/Islander
4%
Other Languages
2%
Health Insurance Coverage By Age
Total Coverage
99%
Under 19 years
22%
19 to 60 years
61%
60 years and over
16%
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