| Population | 77 (2010), see rank |
| House Units | 34, see rank |
| Race | Whites:93.5%, Hispanics:3.9%, Blacks:0%, Asians:6.5%, Others:0% |
| Total Area: | 0.06 sq mi |
| Water Area: | 0.00 sq mi (0.00%) |
| State: | California |
| Area: | San Francisco-Oakland-Fremont, CA |
| County: | Contra Costa County |
| City: | Castle Hill |
| Census Tract: | 334200 |
| Census Block Group: | 334200-1 |