| Population | 50 (2010), see rank |
| House Units | 22, see rank |
| Race | Whites:72%, Hispanics:54%, Blacks:6%, Asians:0%, Others:22% |
| Total Area: | 0.07 sq mi |
| Water Area: | 0.01 sq mi (11.58%) |
| State: | Illinois |
| County: | Union County |
| City: | Alto Pass |
| Census Tract: | 950200 |
| Census Block Group: | 950200-1 |