Cook County, Illinois Household Income Distribution in 2021 (ACS-5Yrs)

Updated on March 19, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, among the 2,044,658 of Cook County, IL households, there were 232,167 households (11.36%) that had a household income that fell in the $200K - and Over category, and there were 173,065 households (8.46%) that had a household income that fell in the $150K - Less $200K category.

On the other hand, there were 599,607 households (29.33%) that had a household income that fell in the Less $40K category, and there were 139,674 households (6.83%) that had a household income that fell in the $40K - Less $50K category.

The chart below shows a subset of the percentages of Cook County, IL households for the different household income categories. The table below shows both the number and percentages for many more household income categories.

You can also see similar information for other Illinois counties, and for Illinois.

Data Source: US Census Bureau.
Cook County, IL Percentages of Households for Household Income Distribution Categories in 2021
Less $40K
29.33%
$40K - Less $50K
6.83%
$50K - Less $60K
6.60%
$60K - Less $75K
8.92%
$75K - Less $100K
12.36%
$100K - Less $125K
9.36%
$125K - Less $150K
6.78%
$150K - Less $200K
8.46%
$200K - and Over
11.36%
Cook County, IL Household Income Distribution in 2021
Household Income Categories
Number of Households
Percent of Households (%)
$75K - Less $100K 252,760 12.36
$200K - and Over 232,167 11.36
$100K - Less $125K 191,335 9.36
$60K - Less $75K 182,316 8.92
$150K - Less $200K 173,065 8.46
Less $10K 139,784 6.84
$125K - Less $150K 138,706 6.78
$50K - Less $60K 135,028 6.60
$20K - Less $25K 81,361 3.98
$25K - Less $30K 79,471 3.89
$30K - Less $35K 78,165 3.82
$40K - Less $45K 75,760 3.71
$10K - Less $15K 75,240 3.68
$15K - Less $20K 74,131 3.63
$35K - Less $40K 71,455 3.50
$45K - Less $50K 63,914 3.13
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