Williamson 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 28,057 of Williamson County, IL households, there were 1,212 households (4.32%) that had a household income that fell in the $200K - and Over category, and there were 1,476 households (5.26%) that had a household income that fell in the $150K - Less $200K category.

On the other hand, there were 10,435 households (37.19%) that had a household income that fell in the Less $40K category, and there were 2,527 households (9.01%) that had a household income that fell in the $40K - Less $50K category.

The chart below shows a subset of the percentages of Williamson 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.
Williamson County, IL Percentages of Households for Household Income Distribution Categories in 2021
Less $40K
37.19%
$40K - Less $50K
9.01%
$50K - Less $60K
7.15%
$60K - Less $75K
8.77%
$75K - Less $100K
13.23%
$100K - Less $125K
10.08%
$125K - Less $150K
5.00%
$150K - Less $200K
5.26%
$200K - and Over
4.32%
Williamson County, IL Household Income Distribution in 2021
Household Income Categories
Number of Households
Percent of Households (%)
$75K - Less $100K 3,711 13.23
$100K - Less $125K 2,827 10.08
$60K - Less $75K 2,460 8.77
$50K - Less $60K 2,007 7.15
Less $10K 1,966 7.01
$25K - Less $30K 1,698 6.05
$150K - Less $200K 1,476 5.26
$35K - Less $40K 1,416 5.05
$20K - Less $25K 1,402 5.00
$125K - Less $150K 1,402 5.00
$15K - Less $20K 1,388 4.95
$40K - Less $45K 1,349 4.81
$30K - Less $35K 1,286 4.58
$10K - Less $15K 1,279 4.56
$200K - and Over 1,212 4.32
$45K - Less $50K 1,178 4.20
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