How Cass County Compares

Cass County

38.3 years

Illinois Average

38.3 years

Rank #92 of 102 in state

National

38.9 years

1.5% below

National Distribution

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

21.4 years 86.2 years

■ Cass County: 38.3 years

Ranking Context

Rank	County	Value
#2,519	Emanuel County, GA	38.3 years
#2,520	Evans County, GA	38.3 years
#2,521	Wayne County, GA	38.3 years
#2,522	Cass County, IL	38.3 years
#2,523	Grundy County, IL	38.3 years
#2,524	Iberia Parish, LA	38.3 years
#2,525	Nicollet County, MN	38.3 years

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Median Age in Cass County, Illinois

Cass County, Illinois has a median age of 38.3 years, which ranks #2,522 of 3,222 out of 3,222 counties nationwide. This is 1.5% below the national value of 38.9 years.

Within Illinois, Cass County ranks #92 of 102 out of 102 counties. This places it in the 22th 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.