Median Age in Foster County, ND
ACS 2024 5-Year Estimates
43.4 years
Rank #1,097/3,222 · #27 in ND
66th
Foster 43.4 years
ND 35.9 years +20.9%
US 38.9 years +11.6%
Median Age Trend
Rankings →Percentile Rank Over Time
Year-over-Year Age Change
National Distribution
How Foster County's median age of 43.4 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 Foster County for median age.
Nearby Rankings
Full ranking →| #1,094 | Tishomingo County, MS | 43.4 years |
| #1,095 | Barry County, MO | 43.4 years |
| #1,096 | Polk County, NE | 43.4 years |
| #1,097 | Foster County, ND | 43.4 years |
| #1,098 | McHenry County, ND | 43.4 years |
| #1,099 | Crawford County, OH | 43.4 years |
| #1,100 | Hocking County, OH | 43.4 years |
About Median Age
Foster County, North Dakota has a median age of 43.4 years, ranking #1,097 of 3,222 counties nationwide — 11.6% above the national value of 38.9 years. Within North Dakota, it ranks #27 of 53. This places it in the 66th 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.