Median Age in Sioux County, ND
ACS 2024 5-Year Estimates
28.2 years
Rank #3,196/3,222 · #53 in ND
1th
Sioux 28.2 years
ND 35.9 years -21.4%
US 38.9 years -27.5%
Median Age Trend
Rankings →Percentile Rank Over Time
Year-over-Year Age Change
National Distribution
How Sioux County's median age of 28.2 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 Sioux County for median age.
Nearby Rankings
Full ranking →| #3,193 | Lincoln Parish, LA | 28.6 years |
| #3,194 | Lynchburg city, VA | 28.6 years |
| #3,195 | Albany County, WY | 28.6 years |
| #3,196 | Sioux County, ND | 28.2 years |
| #3,197 | Oglala Lakota County, SD | 28.2 years |
| #3,198 | Brookings County, SD | 28.0 years |
| #3,199 | Pulaski County, MO | 27.8 years |
About Median Age
Sioux County, North Dakota has a median age of 28.2 years, ranking #3,196 of 3,222 counties nationwide — 27.5% below the national value of 38.9 years. Within North Dakota, it ranks #53 of 53. This places it in the 1th 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.