Yankton, SD zip code
Yankton, South Dakota uses one zip code: 57078. Most of it is in Yankton County. Together these zip codes are home to about 20K people.
Zip codes
1
Population
20K
All zips combined
Largest zip
57078
20,383 residents
Zip codes in Yankton
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 57078 | 20,383 | $71,268 |