How Cowlitz County Compares

Cowlitz County

41.5 years

Washington Average

41.5 years

Rank #21 of 39 in state

National

38.9 years

6.7% above

National Distribution

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

21.4 years 86.2 years

■ Cowlitz County: 41.5 years

Ranking Context

Rank	County	Value
#1,665	Cheatham County, TN	41.5 years
#1,666	Summit County, UT	41.5 years
#1,667	Nottoway County, VA	41.5 years
#1,668	Cowlitz County, WA	41.5 years
#1,669	Gilmer County, WV	41.5 years
#1,670	Jefferson County, WI	41.5 years
#1,671	Guayama Municipio, PR	41.5 years

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Median Age in Cowlitz County, Washington

Cowlitz County, Washington has a median age of 41.5 years, which ranks #1,668 of 3,222 out of 3,222 counties nationwide. This is 6.7% above the national value of 38.9 years.

Within Washington, Cowlitz County ranks #21 of 39 out of 39 counties. This places it in the 48th 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.