County · South Dakota · United States
Yankton County ZIP codes
6 ZIP codes · 6 cities · FIPS 46135
Key facts
- State
- South Dakota (SD)
- FIPS code
- 46135
- Population
- 23,379
- Median household income
- $73,855
- Median age
- 42.2
- Land area
- 521.2 sq mi (1,349.9 km²)
- Population density
- 45 / sq mi
- Area codes
- 605
Cities and ZIP codes in Yankton County (6)
| City | ZIP codes |
|---|---|
| Gayville | 57031 |
| Lesterville | 57040 |
| Mission Hill | 57046 |
| Utica | 57067 |
| Volin | 57072 |
| Yankton | 57078 |
About this page
County figures are Census county-level values (ACS 5-year); the ZIP list shows the ZIPs whose primary county this is — a ZIP on a border can also serve neighbouring counties.
Sources: U.S. Census Bureau (2020 county relationship file, ACS 5-year) · GeoNames. Methodology.