Median Age in Ziebach County, SD
ACS 2024 5-Year Estimates
36.7 years
Rank #2,787/3,222 · #51 in SD
14th
Ziebach 36.7 years
SD 38.0 years -3.4%
US 38.9 years -5.7%
Median Age Trend
Rankings →Percentile Rank Over Time
Year-over-Year Age Change
National Distribution
How Ziebach County's median age of 36.7 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 Ziebach County for median age.
Nearby Rankings
Full ranking →| #2,784 | Clinton County, IN | 36.7 years |
| #2,785 | St. Joseph County, IN | 36.7 years |
| #2,786 | Bossier Parish, LA | 36.7 years |
| #2,787 | Ziebach County, SD | 36.7 years |
| #2,788 | Brazoria County, TX | 36.7 years |
| #2,789 | Howard County, TX | 36.7 years |
| #2,790 | Mitchell County, TX | 36.7 years |
About Median Age
Ziebach County, South Dakota has a median age of 36.7 years, ranking #2,787 of 3,222 counties nationwide — 5.7% below the national value of 38.9 years. Within South Dakota, it ranks #51 of 66. This places it in the 14th 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.