Cook County, Illinois Population 2022

Cook County, Illinois's estimated population is with a growth rate of 0.15% in the past year according to the most recent United States census data. Cook County, Illinois is the largest county in Illinois. The 2010 population was and has seen a growth of 1.87% since this time.

Note: 2021 and 2022 data is projected

Cook County, Illinois Population 2022

map placeholder

Cook County, Illinois Population Growth

Population by Race

Loading...

Cook County, Illinois Population by Race

Cook County, Illinois Population Pyramid 2022

Loading...

Cook County, Illinois Median Age

37


Total

35.8


Male

38.2


Female

Cook County, Illinois Adults

There are 4,040,892 adults, (757,688 of whom are seniors) in Cook County, Illinois.

Cook County, Illinois Age Dependency

Age Dependency Ratio

23.1

Old Age Dependency Ratio

34.4

Child Dependency Ratio

Cook County, Illinois Sex Ratio

Female

2,659,831

51.45%

Male

2,509,686

48.55%

Cook County, Illinois Population by Age

Cook County, Illinois Renter vs Owner Occupied by Household Type

map placeholder

Cook County, Illinois Household Types

57.2%

Rate of Home Ownership

Cook County, Illinois Households and Families

3.35

Average Family Size

2.55

Average Household Size

Loading...

Cook County, Illinois Households by Type

Loading...
Loading...

Cook County, Illinois Educational Attainment by Sex (over 25)

Cook County, Illinois Educational Attainment by Race

Loading...

The highest rate of high school graduation is among white people with a rate of 95.03%.

The highest rate of bachelors degrees is among asian people with a rate of 64.83%.

Cook County, Illinois Educational Attainment by Race

Loading...

$45,875

Average Earnings

$51,914

Average Male

$40,590

Average Female

Cook County, Illinois Earnings by Educational Attainment

Cook County, Illinois Language by Age

Loading...

Cook County, Illinois Language

65.00% of Cook County, Illinois residents speak only English, while 35.00% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 20.56% of the population.

Cook County, Illinois Language

Cook County, Illinois Poverty by Race

Loading...

13.68%

Overall Poverty Rate

12.29%

Male Poverty Rate

14.98%

Female Poverty Rate

Poverty in Cook County, Illinois

The race most likely to be in poverty in Cook County, Illinois is Black, with 24.15% below the poverty level.

The race least likely to be in poverty in Cook County, Illinois is Other, with NaN% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.24%. Among those working part-time, it was 15.68%, and for those that did not work, the poverty rate was 24.38%.

Cook County, Illinois Poverty

Loading...

Cook County, Illinois Poverty Rate by Education

Loading...

Cook County, Illinois Poverty Rate by Employment Status and Sex

Cook County, Illinois Income by Household Type

Loading...
Loading...

Income by Household Type

Cook County, Illinois Marital Status

map placeholder

Marriage Rates

42.3%

Overall Marriage Rate

44.6%

Male Marriage Rate

40.3%

Female Marriage Rate

Cook County, Illinois Married by Age and Sex

Loading...

Cook County, Illinois Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 45-54.

Cook County, Illinois Marital Status by Race

map placeholder

Cook County, Illinois Marital Status

Loading...

152,483

Number of Veterans

Male Veterans

Female Veterans

Cook County, Illinois Veterans by War

Loading...

Cook County, Illinois Veterans by Age

Loading...

Cook County, Illinois Veterans by Race

Cook County, Illinois Veterans by Education

Loading...

8.03%

Veteran Poverty Rate

29.26%

Veteran Disability Rate

Cook County, Illinois Veterans by Education

Loading...

66.1%

Labor Force Participation

61.5%

Employment Rate

7%

Unemployment Rate

Cook County, Illinois Employment by Age

Loading...

Cook County, Illinois Employment by Race

Loading...

Cook County, Illinois Employment by Education

Origin of Non-Citizens

Loading...

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Loading...

61.76%

Born in Cook County, Illinois

79.14%

Native Born

20.86%

Foreign Born

10.02%

Non Citizen

10.85%

Naturalized

Place of Birth

79.14% of Cook County, Illinois residents were born in the United States, with 61.76% having been born in Illinois. 10.02% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Cook County, Illinois Place of Birth

Sources