| Population | 1 (2010), see rank |
| House Units | 1, see rank |
| Race | Whites:100%, Hispanics:0%, Blacks:0%, Asians:0%, Others:0% |
| Total Area: | 0.67 sq mi |
| Water Area: | 0.01 sq mi (0.83%) |
| State: | Iowa |
| County: | Iowa County |
| City: | Guernsey |
| Census Tract: | 960300 |
| Census Block Group: | 960300-3 |