Median Age in Riverside County, CA
ACS 2024 5-Year Estimates
37.0 years
Rank #2,743/3,222 · #39 in CA
15th
Riverside 37.0 years
CA 37.9 years -2.4%
US 38.9 years -4.9%
Median Age Trend
Rankings →Percentile Rank Over Time
Year-over-Year Age Change
National Distribution
How Riverside County's median age of 37.0 years compares to all 3,222 U.S. counties. Values range from 21.4 years to 86.2 years.
Distribution of Median Age Across All Counties
Ranking Context
Counties ranked closest to Riverside County for median age.
Nearby Rankings
Full ranking →| #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 |
About Median Age
Riverside County, California has a median age of 37.0 years, ranking #2,743 of 3,222 counties nationwide — 4.9% below the national value of 38.9 years. Within California, it ranks #39 of 58. This places it in the 15th percentile nationally.
The median age of the total population. Source: U.S. Census Bureau, American Community Survey 2024 5-Year Estimates. All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.