| Population | 165 (2010), see rank |
| House Units | 69, see rank |
| Race | Whites:99.4%, Hispanics:0%, Blacks:0%, Asians:0.6%, Others:0% |
| Total Area: | 0.35 sq mi |
| Water Area: | 0.06 sq mi (17.18%) |
| State: | Iowa |
| County: | Iowa County |
| City: | Marengo |
| Census Tract: | 960200 |
| Census Block Group: | 960200-3 |