Median Age in Buffalo County, SD
ACS 2024 5-Year Estimates
22.8 years
Rank #3,220/3,222 · #66 in SD
0th
Buffalo 22.8 years
SD 38.0 years -40.0%
US 38.9 years -41.4%
Median Age Trend
Rankings →Percentile Rank Over Time
Year-over-Year Age Change
National Distribution
How Buffalo County's median age of 22.8 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 Buffalo County for median age.
Nearby Rankings
Full ranking →| #3,217 | Williamsburg city, VA | 23.7 years |
| #3,218 | Kusilvak Census Area, AK | 23.6 years |
| #3,219 | Radford city, VA | 23.3 years |
| #3,220 | Buffalo County, SD | 22.8 years |
| #3,221 | Lexington city, VA | 22.6 years |
| #3,222 | Madison County, ID | 21.4 years |
About Median Age
Buffalo County, South Dakota has a median age of 22.8 years, ranking #3,220 of 3,222 counties nationwide — 41.4% below the national value of 38.9 years. Within South Dakota, it ranks #66 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.