Median Age in Will County, IL

ACS 2024 5-Year Estimates

Median Age
39.1 years +0.5% vs nat'l
Rank #2,350 of 3,222
27th percentile

How Will County Compares

Will County
39.1 years
Illinois Average
39.1 years
Rank #87 of 102 in state
National
38.9 years
0.5% above

National Distribution

Where Will County falls among all 3,222 U.S. counties for median age.

21.4 years 86.2 years

■ Will County: 39.1 years

Ranking Context

Rank County Value
#2,347 Cabell County, WV 39.2 years
#2,348 Johnson County, AR 39.1 years
#2,349 Lake County, IL 39.1 years
#2,350 Will County, IL 39.1 years
#2,351 Kosciusko County, IN 39.1 years
#2,352 Dubuque County, IA 39.1 years
#2,353 Bourbon County, KS 39.1 years
View full ranking →

Median Age in Will County, Illinois

Will County, Illinois has a median age of 39.1 years, which ranks #2,350 of 3,222 out of 3,222 counties nationwide. This is 0.5% above the national value of 38.9 years.

Within Illinois, Will County ranks #87 of 102 out of 102 counties. This places it in the 27th percentile nationally.

The median age of the total population. All data comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates for 2024.

About this data

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2024). All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.