Median Age in Suffolk County, MA
ACS 2024 5-Year Estimates
33.9 years
Rank #3,036/3,222 · #14 in MA
6th
Suffolk 33.9 years
MA 40.0 years -15.3%
US 38.9 years -12.9%
Median Age Trend
Rankings →Percentile Rank Over Time
Year-over-Year Age Change
National Distribution
How Suffolk County's median age of 33.9 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 Suffolk County for median age.
Nearby Rankings
Full ranking →| #3,033 | Jerome County, ID | 34.0 years |
| #3,034 | McLennan County, TX | 34.0 years |
| #3,035 | Salt Lake County, UT | 34.0 years |
| #3,036 | Suffolk County, MA | 33.9 years |
| #3,037 | Stevens County, MN | 33.9 years |
| #3,038 | Hoke County, NC | 33.9 years |
| #3,039 | Jones County, SD | 33.9 years |
About Median Age
Suffolk County, Massachusetts has a median age of 33.9 years, ranking #3,036 of 3,222 counties nationwide — 12.9% below the national value of 38.9 years. Within Massachusetts, it ranks #14 of 14. This places it in the 6th 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.