| Population | 358 (2010), see rank |
| House Units | 118, see rank |
| Race | Whites:97.8%, Hispanics:1.1%, Blacks:0%, Asians:0%, Others:2.2% |
| Total Area: | 0.76 sq mi |
| Water Area: | 0.03 sq mi (3.51%) |
| State: | Illinois |
| Area: | St. Louis, MO-IL |
| County: | Monroe County |
| City: | Waterloo |
| Census Tract: | 600501 |
| Census Block Group: | 600501-3 |