| Population | 9 (2010), see rank |
| House Units | 3, see rank |
| Race | Whites:100%, Hispanics:0%, Blacks:0%, Asians:0%, Others:0% |
| Total Area: | 0.99 sq mi |
| Water Area: | 0.01 sq mi (0.70%) |
| State: | South Dakota |
| Area: | Rapid City, SD |
| County: | Pennington County |
| City: | Hermosa |
| Census Tract: | 011600 |
| Census Block Group: | 011600-5 |