| Population | 1 (2010), see rank |
| House Units | 3, see rank |
| Race | Whites:100%, Hispanics:0%, Blacks:0%, Asians:0%, Others:0% |
| Total Area: | 4.94 sq mi |
| Water Area: | 0.06 sq mi (1.25%) |
| State: | Texas |
| County: | Colorado County |
| City: | Rock Island |
| Census Tract: | 750200 |
| Census Block Group: | 750200-2 |