| Population | 1 (2010), see rank |
| House Units | 3, see rank |
| Race | Whites:100%, Hispanics:0%, Blacks:0%, Asians:0%, Others:0% |
| Total Area: | 0.98 sq mi |
| Water Area: | 0.02 sq mi (1.61%) |
| State: | South Dakota |
| County: | Day County |
| City: | Grenville |
| Census Tract: | 952900 |
| Census Block Group: | 952900-2 |