| Population | 36 (2010), see rank |
| House Units | 14, see rank |
| Race | Whites:88.9%, Hispanics:86.1%, Blacks:0%, Asians:0%, Others:11.1% |
| Total Area: | 0.01 sq mi |
| Water Area: | 0.00 sq mi (0.00%) |
| State: | Texas |
| Area: | Rio Grande City-Roma, TX |
| County: | Starr County |
| City: | Roma-Los Saenz |
| Census Tract: | 950203 |
| Census Block Group: | 950203-1 |