| Population | 40 (2010), see rank |
| House Units | 20, see rank |
| Race | Whites:92.5%, Hispanics:0%, Blacks:0%, Asians:7.5%, Others:0% |
| Total Area: | 0.03 sq mi |
| Water Area: | 0.00 sq mi (0.00%) |
| State: | California |
| Area: | San Francisco-Oakland-Fremont, CA |
| County: | Marin County |
| City: | Tomales |
| Census Tract: | 133000 |
| Census Block Group: | 133000-3 |