How Jersey County Compares

Jersey County

43.7 years

Illinois Average

43.7 years

Rank #33 of 102 in state

National

38.9 years

12.3% above

National Distribution

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

21.4 years 86.2 years

■ Jersey County: 43.7 years

Ranking Context

Rank	County	Value
#1,003	Johnson County, GA	43.7 years
#1,004	Boundary County, ID	43.7 years
#1,005	De Witt County, IL	43.7 years
#1,006	Jersey County, IL	43.7 years
#1,007	Randolph County, IL	43.7 years
#1,008	Pike County, IN	43.7 years
#1,009	Butler County, IA	43.7 years

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Median Age in Jersey County, Illinois

Jersey County, Illinois has a median age of 43.7 years, which ranks #1,006 of 3,222 out of 3,222 counties nationwide. This is 12.3% above the national value of 38.9 years.

Within Illinois, Jersey County ranks #33 of 102 out of 102 counties. This places it in the 69th 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.