| ZIP Code | 57730 |
| City | Custer |
| State | South Dakota (SD) |
| County | Custer |
| Timezone | America/Denver |
| Coordinates | 43.7256100, -103.6373300 |
| Population | 5,596 |
| ZIP Type | STANDARD |
| Country | United States |
ZIP code 57730 covers the community of Custer in South Dakota, the United States. This area falls under Custer County.
Custer has a reported population of 5,596. This puts it well ahead of the typical ZIP code in South Dakota (roughly 2,435).
Population density runs around 4 people per sq. mile, making it a rural area.
Nearby communities in South Dakota include Sioux Falls, Rapid City.
The ZIP code for Custer, South Dakota is 57730.
57730 is located in Custer County, South Dakota.
The population of 57730 (Custer) is approximately 5,596 people.
57730 is more populated than the typical South Dakota ZIP code, which averages around 2,435 people.
ZIP code codes near 57730 include 57106, 57701, 57702.