| Population | 30 (2010), see rank |
| House Units | 19, see rank |
| Race | Whites:96.7%, Hispanics:0%, Blacks:3.3%, Asians:0%, Others:0% |
| Total Area: | 0.19 sq mi |
| Water Area: | 0.02 sq mi (9.75%) |
| State: | South Dakota |
| County: | Lake County |
| City: | Lake Madison |
| Census Tract: | 960300 |
| Census Block Group: | 960300-1 |