Median Age in Los Angeles County, CA

ACS 2024 5-Year Estimates

38.2 years Rank #2,538/3,222 · #35 in CA
21th
Los Angeles 38.2 years
CA 37.9 years +0.8%
US 38.9 years -1.8%

Median Age Trend

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Percentile Rank Over Time

Year-over-Year Age Change

National Distribution

How Los Angeles County's median age of 38.2 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 Los Angeles County for median age.

Nearby Rankings

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#2,535 Roanoke city, VA 38.3 years
#2,536 Waynesboro city, VA 38.3 years
#2,537 Madison County, AL 38.2 years
#2,538 Los Angeles County, CA 38.2 years
#2,539 Bartow County, GA 38.2 years
#2,540 Floyd County, GA 38.2 years
#2,541 Lyon County, IA 38.2 years

About Median Age

Los Angeles County, California has a median age of 38.2 years, ranking #2,538 of 3,222 counties nationwide — 1.8% below the national value of 38.9 years. Within California, it ranks #35 of 58. This places it in the 21th 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.