Median Age in Blaine County, MT
ACS 2024 5-Year Estimates
35.6 years
Rank #2,918/3,222 · #51 in MT
9th
Blaine 35.6 years
MT 40.4 years -11.9%
US 38.9 years -8.5%
Median Age Trend
Rankings →Percentile Rank Over Time
Year-over-Year Age Change
National Distribution
How Blaine County's median age of 35.6 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 Blaine County for median age.
Nearby Rankings
Full ranking →| #2,915 | Dane County, WI | 35.7 years |
| #2,916 | Elkhart County, IN | 35.6 years |
| #2,917 | Buena Vista County, IA | 35.6 years |
| #2,918 | Blaine County, MT | 35.6 years |
| #2,919 | Dawson County, NE | 35.6 years |
| #2,920 | Douglas County, NE | 35.6 years |
| #2,921 | Harnett County, NC | 35.6 years |
About Median Age
Blaine County, Montana has a median age of 35.6 years, ranking #2,918 of 3,222 counties nationwide — 8.5% below the national value of 38.9 years. Within Montana, it ranks #51 of 56. This places it in the 9th 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.