Median Age in Whatcom County, WA
ACS 2024 5-Year Estimates
38.4 years
Rank #2,515/3,222 · #30 in WA
22th
Whatcom 38.4 years
WA 38.3 years +0.3%
US 38.9 years -1.3%
Median Age Trend
Rankings →Percentile Rank Over Time
Year-over-Year Age Change
National Distribution
How Whatcom County's median age of 38.4 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 Whatcom County for median age.
Nearby Rankings
Full ranking →| #2,512 | Greenville County, SC | 38.4 years |
| #2,513 | Caldwell County, TX | 38.4 years |
| #2,514 | Martinsville city, VA | 38.4 years |
| #2,515 | Whatcom County, WA | 38.4 years |
| #2,516 | Natrona County, WY | 38.4 years |
| #2,517 | Lassen County, CA | 38.3 years |
| #2,518 | Burke County, GA | 38.3 years |
About Median Age
Whatcom County, Washington has a median age of 38.4 years, ranking #2,515 of 3,222 counties nationwide — 1.3% below the national value of 38.9 years. Within Washington, it ranks #30 of 39. This places it in the 22th 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.