| Population | 16 (2010), see rank |
| House Units | 15, see rank |
| Race | Whites:93.8%, Hispanics:0%, Blacks:0%, Asians:0%, Others:6.2% |
| Total Area: | 0.86 sq mi |
| Water Area: | 0.00 sq mi (0.00%) |
| State: | California |
| Area: | Eureka-Arcata-Fortuna, CA |
| County: | Humboldt County |
| City: | Petrolia |
| Census Tract: | 011200 |
| Census Block Group: | 011200-3 |