| City : | Petrolia City |
| County : | Clay County |
| State : | Texas (TX) |
| Land Area : | 0.74 sq mi |
| Water Area : | 0.00 sq mi |
| Latitude : | 34.0130958 |
| Longitude : | -98.2317975 |
| Population (2010): | 686 |
| Population Estimate (2012) : | 596 |
| Population Density : | 928.25/sq mi |
| Housing Units (2012) : | 338 |
| Median Household Income (2012) : | $45,938 (Texas : $51,563, USA : $53,046) |
| Median Family Income (2012) : | $48,824 (Texas : $60,621, USA : $64,585) |
| Median House Price (2012) : | $64,600 (Texas : $128,000, USA : $181,400) |
Petrolia City Zip Codes
| 76377 (802) |