St. Clair County, Illinois Household Income Indicators (2024)

Median Income

$73,854

Total Households

100,846

High Earners ($150k+)

19.0%

Very Low (<$20k)

12.4%

St. Clair County, Illinois Household Income Distribution Chart

Income Distribution for
Figure 1: Percentage of households per income bracket in St. Clair County, Illinois (2024).

St. Clair County, Illinois Household Income Breakdown by Bracket

Economic ClassPercentage
Very Low <$20k12.4%
Low $20k-34k11.5%
Lower Middle $35k-49k11.4%
Middle $50k-74k15.4%
Upper Middle $75k-149k30.3%
High $150k+19.0%



Household Income FAQs for St. Clair County, Illinois

The median household income in St. Clair County, Illinois is $73,854.

In recent years, the median household income in St. Clair County, Illinois has increased by 52.1%.