| Population | 9 (2010), see rank |
| House Units | 3, see rank |
| Race | Whites:77.8%, Hispanics:22.2%, Blacks:0%, Asians:0%, Others:22.2% |
| Total Area: | 1.05 sq mi |
| Water Area: | 0.00 sq mi (0.00%) |
| State: | South Dakota |
| Area: | Sioux City, IA-NE-SD |
| County: | Union County |
| City: | Alcester |
| Census Tract: | 020100 |
| Census Block Group: | 020100-1 |