Custer, SD zip code
Custer, South Dakota uses one zip code: 57730. Most of it is in Custer County. Together these zip codes are home to about 5.6K people.
Zip codes
1
Population
5.6K
All zips combined
Largest zip
57730
5,596 residents
Zip codes in Custer
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 57730 | 5,596 | $83,469 |