Median Age in Barnstable County, MA
ACS 2024 5-Year Estimates
How Barnstable County Compares
National Distribution
Where Barnstable County falls among all 3,222 U.S. counties for median age.
■ Barnstable County: 55.4 years
Ranking Context
| Rank | County | Value |
|---|---|---|
| #49 | Vilas County, WI | 55.7 years |
| #50 | Middlesex County, VA | 55.5 years |
| #51 | Ouray County, CO | 55.4 years |
| #52 | Barnstable County, MA | 55.4 years |
| #53 | Huerfano County, CO | 55.3 years |
| #54 | Indian River County, FL | 55.3 years |
| #55 | Fall River County, SD | 55.3 years |
Median Age in Barnstable County, Massachusetts
Barnstable County, Massachusetts has a median age of 55.4 years, which ranks #52 of 3,222 out of 3,222 counties nationwide. This is 42.4% above the national value of 38.9 years.
Within Massachusetts, Barnstable County ranks #1 of 14 out of 14 counties. This places it in the 98th 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.