Median Age in Carter County, MT
ACS 2024 5-Year Estimates
56.9 years
Rank #37/3,222 · #3 in MT
99th
Carter 56.9 years
MT 40.4 years +40.8%
US 38.9 years +46.3%
Median Age Trend
Rankings →Percentile Rank Over Time
Year-over-Year Age Change
National Distribution
How Carter County's median age of 56.9 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 Carter County for median age.
Nearby Rankings
Full ranking →| #34 | Citrus County, FL | 56.9 years |
| #35 | Montmorency County, MI | 56.9 years |
| #36 | Aitkin County, MN | 56.9 years |
| #37 | Carter County, MT | 56.9 years |
| #38 | Dolores County, CO | 56.7 years |
| #39 | Highland County, VA | 56.5 years |
| #40 | Mineral County, CO | 56.4 years |
About Median Age
Carter County, Montana has a median age of 56.9 years, ranking #37 of 3,222 counties nationwide — 46.3% above the national value of 38.9 years. Within Montana, it ranks #3 of 56. This places it in the 99th 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.