Median Age in Clay County, SD
ACS 2024 5-Year Estimates
24.9 years
Rank #3,215/3,222 · #65 in SD
0th
Clay 24.9 years
SD 38.0 years -34.5%
US 38.9 years -36.0%
Median Age Trend
Rankings →Percentile Rank Over Time
Year-over-Year Age Change
National Distribution
How Clay County's median age of 24.9 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 Clay County for median age.
Nearby Rankings
Full ranking →| #3,212 | Oktibbeha County, MS | 25.5 years |
| #3,213 | Todd County, SD | 25.5 years |
| #3,214 | Harrisonburg city, VA | 25.0 years |
| #3,215 | Clay County, SD | 24.9 years |
| #3,216 | Chattahoochee County, GA | 24.4 years |
| #3,217 | Williamsburg city, VA | 23.7 years |
| #3,218 | Kusilvak Census Area, AK | 23.6 years |
About Median Age
Clay County, South Dakota has a median age of 24.9 years, ranking #3,215 of 3,222 counties nationwide — 36.0% below the national value of 38.9 years. Within South Dakota, it ranks #65 of 66. This places it in the 0th 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.