| Population | 3 (2010), see rank |
| House Units | 1, see rank |
| Race | Whites:100%, Hispanics:0%, Blacks:0%, Asians:0%, Others:0% |
| Total Area: | 4.50 sq mi |
| Water Area: | 0.06 sq mi (1.24%) |
| State: | South Dakota |
| County: | Faulk County |
| City: | Seneca |
| Census Tract: | 961100 |
| Census Block Group: | 961100-3 |