Will County, Illinois

Will County, Illinois, had an estimated population of 712,253 in 2025 across 2,165 km². The figures below come from the US Census Bureau's population estimates and the American Community Survey, each shown with its own vintage and its rank among Illinois's counties and nationally.

Population: 712,253; 2025 estimate
Area: 2,165 km²
Density: 329; per km²
Median income: $109,984; household, ACS 2024
Median age: 39.1; years, ACS 2024

How Illinois's counties spread

Amenities & Infrastructure

Indicator	Value	In Illinois	In the US
Households with Broadband2024	94.1%	5 / 102	141 / 3,144
Median Gross Rent2024	$1,462	4 / 102	271 / 3,137
Median Home Value2024	$319,600	6 / 102	536 / 3,139
Owner-Occupied Homes2024	82.8%	11 / 102	270 / 3,144
Vacant Homes2024	3.9%	98 / 102	3,079 / 3,144

Demography

Indicator	Value	In Illinois	In the US
Aged 65 and Over2024	14.6%	98 / 102	2,843 / 3,144
American Indian & Alaska Native2024	0.1%	18 / 102	1,566 / 3,144
Asian, non-Hispanic2024	6.3%	5 / 102	116 / 3,144
Average Household Size2024people	2.8	3 / 102	187 / 3,144
Black, non-Hispanic2024	11.6%	13 / 102	683 / 3,144
Foreign-Born2024	13.5%	7 / 102	234 / 3,144
Hispanic or Latino2024	19.8%	7 / 102	437 / 3,144
Median Age2024years	39.1	86 / 102	2,270 / 3,144
Sex Ratio2024per 1,000 males	1,004	46 / 102	1,451 / 3,144
Speak a Language Other Than English2024	22.4%	5 / 102	330 / 3,144
Under 182024	23.6%	12 / 102	810 / 3,144
Veterans2024	4.8%	95 / 102	2,806 / 3,144
White, non-Hispanic2024	58.6%	99 / 102	2,467 / 3,144

Economy

Indicator	Value	In Illinois	In the US
Below Poverty Line2024	7.3%	94 / 102	2,888 / 3,144
Households on SNAP2024	10.1%	86 / 102	1,895 / 3,144
Income Inequality2024index	0.416	78 / 102	2,587 / 3,144
Median Household Income2024	$109,984	4 / 102	98 / 3,143
Per Capita Income2024	$47,516	6 / 102	289 / 3,144
Unemployment Rate2024	4.9%	35 / 102	1,195 / 3,144

Education

Indicator	Value	In Illinois	In the US
Bachelor's Degree or Higher2024	37.5%	8 / 102	358 / 3,144
High School or Higher2024	91.8%	48 / 102	1,125 / 3,144

Health Coverage

Indicator	Value	In Illinois	In the US
No Health Insurance2024	5.2%	43 / 102	2,434 / 3,144
With a Disability2024	10.0%	97 / 102	3,008 / 3,144

Population & Density

Indicator	Value	In Illinois	In the US
Population2025	712,253	4 / 102	99 / 3,144
Population Density2025/km²	329	5 / 102	184 / 3,144

Work & Commute

Indicator	Value	In Illinois	In the US
Commute by Public Transit2024	2.0%	5 / 102	179 / 3,144
Households with No Vehicle2024	3.9%	87 / 102	2,372 / 3,144
Mean Commute Time2024minutes	31.4	4 / 102	339 / 3,143
Work from Home2024	14.7%	9 / 102	447 / 3,144

Other counties of Illinois

Compare Will County against every other county on a map, add layers and run a scatter — open the atlas. Sources and vintages for every figure on this page are listed under datasets, or browse all 3,144 counties.