Long Hollow, South Dakota
Long Hollow, South Dakota  | |
|---|---|
| Coordinates: 45°40′56″N 97°09′40″W / 45.68222°N 97.16111°W | |
| Country | United States | 
| State | South Dakota | 
| County | Roberts | 
| Area | |
 • Total  | 14.55 sq mi (37.69 km2) | 
| • Land | 14.43 sq mi (37.38 km2) | 
| • Water | 0.12 sq mi (0.31 km2) | 
| Elevation | 1,696 ft (517 m) | 
| Population  (2020)  | |
 • Total  | 265 | 
| • Density | 18.36/sq mi (7.09/km2) | 
| Time zone | UTC-6 (Central (CST)) | 
| • Summer (DST) | UTC-5 (CDT) | 
| Area code | 605 | 
| GNIS feature ID | 2584559 | 
Long Hollow is an unincorporated community and census-designated place in Roberts County, South Dakota, United States. Its population was 265 as of the 2020 census.