| Population | 148 (2010), see rank |
| House Units | 61, see rank |
| Race | Whites:93.2%, Hispanics:9.5%, Blacks:0%, Asians:4.1%, Others:2.7% |
| Total Area: | 0.45 sq mi |
| Water Area: | 0.00 sq mi (0.00%) |
| State: | Texas |
| Area: | Austin-Round Rock-San Marcos, TX |
| County: | Travis County |
| City: | Lost Creek |
| Census Tract: | 001916 |
| Census Block Group: | 001916-2 |