Wealth Index

The wealth index reflects the overall economic prosperity and financial well-being of a county's residents based on income levels, employment rates, and income inequality metrics.

C
B

Income Statistics Overview

See income data visualized

Metric St. Clair County Illinois Avg US Average
Median Household Income $70,146 $82,179 $78,145
Median Personal Income $59,457 $65,365 $61,726
Average income growth 5.0% 4.8% 5.1%
Six-Figure Earners 11.1% 14.4% 13.2%

The median household income in St. Clair County is about 15% lower than in Illinois. Income has been growing faster in St. Clair County (5.0%/yr) than in Illinois (4.8%/yr).

About 11% of adults in St. Clair County earn six figures ($100,000 or more) a year, lower than the Illinois average of 14%.

Median Household Income 2009–2023 Trend

Median Household Income Over Time

St. Clair County
United States

Median household income in St. Clair County, Illinois grew by 48.9% from 2009 to 2023, reaching $70,146 in 2023. That's an average of about 5.0% per year.

Year St. Clair County United States

Economic Inequality in St. Clair County | Gender Pay Gap | Gini Coefficient

Metric St. Clair County Illinois Avg US Average
Gini Coefficient 0.552 0.567 0.570
Male Median Income $67,190 $72,139 $67,746
Female Median Income $51,178 $58,023 $54,793
Gender Pay Gap 23.8% 19.6% 19.1%

The Gini coefficient measures how evenly income is shared between richer and poorer households, from 0 (everyone earns the same) to 1 (one household earns nearly everything). The lower the number, the more equally income is distributed. In St. Clair County, it is 0.552, lower than Illinois's 0.567, so income is more evenly distributed here than there, and lower than the US's 0.570, so income is more evenly distributed here than there.

Men's income is about 31% more than women's income in St. Clair County, Illinois. Over a 35-year career, a 31% wage gap accumulates to roughly $560,420 in unearned income for female workers in the area.

Income by Sex Over Time

Male
Female

Since 2009, the income gap between men and women in St. Clair County, Illinois has narrowed from about 28% to 24% in 2023. In dollar terms, the gap has widened by $2,039 since 2009.

Year Male Income Female Income Gap %

Employment

Metric St. Clair County Illinois Avg US Average
Unemployment Rate 5.5% 5.8% 5.2%
Working from Home 10.9% 14.0% 13.4%
Commute time (minutes) 21 23 22

Approximately 7,061 people are unemployed in St. Clair County, Illinois.

The average commute time in St. Clair County is 21 minutes, shorter than the 23 minutes in Illinois.

Unemployment Rate Over Time

St. Clair County
United States

Since 2011, the unemployment rate in St. Clair County, Illinois has fallen from 8.9% to 5.5% in 2023.

Year St. Clair County United States

Conclusion

Considering all these factors, St. Clair County, Illinois has an overall wealth index grade of C, making it about on par with Illinois, and about on par with the country as a whole.

Frequently Asked Questions

Common questions about income and wealth in St. Clair County, Illinois.

How Rich Is St. Clair County, Illinois?

St. Clair County has a wealth index grade of C. The wealth index grades areas from A+ (best) to F- by combining income levels, employment rates, and income inequality; a C grade means residents are close to the U.S. average. The median household income is $70,146, about 15% lower than the Illinois average of $82,179.

What is the current median household income in St. Clair County, Illinois?

As of 2023, the median household income in St. Clair County, Illinois is $70,146.

What was the median household income in St. Clair County in 2023?

In 2023, the median household income in St. Clair County, Illinois was $70,146.

What was the median household income in St. Clair County in 2020?

In 2020, the median household income in St. Clair County, Illinois was $58,036.

What is the Gini coefficient in St. Clair County, Illinois?

The Gini coefficient in St. Clair County is 0.552. It measures income inequality on a scale from 0 (everyone earns the same) to 1 (one household earns everything). That is lower than the US average of 0.570, so income is distributed more equally than in the country overall.

How has the income gap between men and women changed in St. Clair County, Illinois?

Since 2009, the income gap between men and women in St. Clair County, Illinois has narrowed from about 28% to 24% in 2023. In dollar terms, the gap has widened by $2,039 since 2009.