2023 ACS Data · 102 counties
Median Income
$68,580
Avg across counties
Median Home Value
$146,132
Avg across counties
Bachelor's Degree+
23.1%
Avg adults 25+
Poverty Rate
12.6%
Avg below poverty line
Illinois has 102 counties, ranging from Cook County (pop. 5.2M) to Hardin County (pop. 3,623). The average median household income across Illinois counties is $68,580, with home values averaging $146,132 and a 12.6% average poverty rate.
Browse census data for all 102 counties in Illinois.