| Population | 2 (2010), see rank |
| House Units | 1, see rank |
| Race | Whites:100%, Hispanics:0%, Blacks:0%, Asians:0%, Others:0% |
| Total Area: | 0.02 sq mi |
| Water Area: | 0.00 sq mi (0.00%) |
| State: | South Dakota |
| Area: | Rapid City, SD |
| County: | Pennington County |
| City: | Johnson Siding |
| Census Tract: | 011300 |
| Census Block Group: | 011300-3 |