Department of Numbers

St. Clair County Illinois Household Income

The Census ACS 1-year survey reports that the median household income for the St. Clair County Illinois area was $67,530 in 2021, the latest figures available. St. Clair County median household income is $4,675 lower than the median Illinois household income and $2,187 less than the US median household income. 2022 county income data (including St. Clair County median household income) will be released in September of 2023. Median family and per capita income for St. Clair County are shown below.

Note: 2020 data is interpolated as the ACS release for the year was incomplete due to data gathering issues related to the pandemic.

Show dollars as: Nominal Real

Real Median Household Income for St. Clair County Illinois

2021 1 Year Change 3 Year Change
US $69,717 -1.64% +4.32%
Illinois $72,205 -2.42% +2.91%
St. Clair County $67,530 +3.48% +5.83%

Trends in St. Clair County, IL Real Median Household Income since 2005

At $67,530, the median household income for St clair was at a new inflation adjusted high in 2021.

Real Median Household Income: St. Clair County, Illinois, National

Historical Inflation Adjusted Median Household Income for St. Clair County

Date US Illinois St. Clair County
2021 $69,717 $72,205 $67,530
2020 $70,877 $73,997 $65,261
2019 $69,638 $73,321 $60,585
2018 $66,828 $70,165 $63,811
2017 $66,687 $69,623 $57,109
2016 $65,052 $68,826 $56,753
2015 $63,784 $68,144 $57,576
2014 $61,468 $65,806 $57,769
2013 $60,869 $65,483 $56,077
2012 $60,732 $65,184 $54,979
2011 $60,969 $64,267 $60,747

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St. Clair County Family Income

The ACS 1-year data shows the median family income for St. Clair County was $85,392 in 2021. Compared to the median Illinois family income, St. Clair County median family income is $5,469 lower. As with the median household income data, 2022 family income data for St. Clair County will be released in September of 2023.

Show dollars as: Nominal Real

Real Median Family Income for St. Clair County Illinois

2021 1 Year Change 3 Year Change
US $85,806 -1.68% +4.09%
Illinois $90,861 -2.81% +3.56%
St. Clair County $85,392 +0.08% +2.39%

Trends in St. Clair County, IL Real Median Family Income since 2005

At $85,392, the median family income for St clair was at a new inflation adjusted high in 2021.

Real Median Family Income: St. Clair County, Illinois, National

Historical Inflation Adjusted Median Family Income for St. Clair County

Date US Illinois St. Clair County
2021 $85,806 $90,861 $85,392
2020 $87,269 $93,487 $85,323
2019 $85,780 $93,015 $82,279
2018 $82,434 $87,734 $83,402
2017 $81,669 $87,501 $75,689
2016 $80,231 $86,879 $76,544
2015 $78,061 $84,493 $79,124
2014 $75,505 $82,248 $74,391
2013 $74,593 $81,031 $70,253
2012 $73,920 $81,224 $73,129
2011 $74,192 $79,171 $73,395

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St. Clair County Per Capita Income

The ACS 1-year survey shows the per capita income for St. Clair County was $33,704 in 2021. Compared to the median Illinois per capita income, St. Clair County median per capita income is $6,090 lower. As with the median household and median family income numbers above, 2022 per capita income data for St. Clair County will be released in September of 2023.

Show dollars as: Nominal Real

Real Per Capita Income for St. Clair County Illinois

2021 1 Year Change 3 Year Change
US $38,332 -1.03% +5.01%
Illinois $39,794 -1.92% +3.02%
St. Clair County $33,704 -2.62% +1.34%

Trends in St. Clair County, IL Real Per Capita Income since 2005

The current per capita income for St clair is $33,704. Real per capita income peaked in 2020 at $34,611 and is now $907 (2.62%) lower.

Real Per Capita Income: St. Clair County, Illinois, National

Historical Real Per Capita Income for St. Clair County

Date US Illinois St. Clair County
2021 $38,332 $39,794 $33,704
2020 $38,730 $40,571 $34,611
2019 $37,803 $39,982 $34,368
2018 $36,503 $38,628 $33,258
2017 $35,807 $37,795 $31,714
2016 $35,145 $37,088 $33,558
2015 $34,284 $36,443 $31,524
2014 $33,094 $34,845 $29,957
2013 $32,833 $34,781 $33,065
2012 $32,297 $33,978 $28,493
2011 $32,243 $33,658 $30,171

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