| Population | 18 (2010), see rank |
| House Units | 11, see rank |
| Race | Whites:100%, Hispanics:0%, Blacks:0%, Asians:0%, Others:0% |
| Total Area: | 2.72 sq mi |
| Water Area: | 0.01 sq mi (0.33%) |
| State: | Missouri |
| Area: | Quincy, IL-MO |
| County: | Lewis County |
| City: | Williamstown |
| Census Tract: | 970200 |
| Census Block Group: | 970200-1 |