| Population | 42 (2010), see rank |
| House Units | 17, see rank |
| Race | Whites:97.6%, Hispanics:2.4%, Blacks:0%, Asians:0%, Others:2.4% |
| Total Area: | 0.01 sq mi |
| Water Area: | 0.00 sq mi (0.00%) |
| State: | Iowa |
| Area: | Spencer, IA |
| County: | Clay County |
| City: | Spencer |
| Census Tract: | 080200 |
| Census Block Group: | 080200-2 |