How Riverside County Compares

Riverside County

37.0 years

California Average

37.0 years

Rank #39 of 58 in state

National

38.9 years

4.9% below

National Distribution

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

21.4 years 86.2 years

■ Riverside County: 37.0 years

Ranking Context

Rank	County	Value
#2,740	Lamb County, TX	37.1 years
#2,741	Uinta County, WY	37.1 years
#2,742	Pope County, AR	37.0 years
#2,743	Riverside County, CA	37.0 years
#2,744	Effingham County, GA	37.0 years
#2,745	Troup County, GA	37.0 years
#2,746	Haskell County, KS	37.0 years

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Median Age in Riverside County, California

Riverside County, California has a median age of 37.0 years, which ranks #2,743 of 3,222 out of 3,222 counties nationwide. This is 4.9% below the national value of 38.9 years.

Within California, Riverside County ranks #39 of 58 out of 58 counties. This places it in the 15th 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.