| City : | Port Arthur City |
| County : | Jefferson County, Lincoln County, Orange County |
| State : | Texas (TX) |
| | |
| Land Area : | 76.90 sq mi |
| Water Area : | 67.14 sq mi |
| Latitude : | 29.8334015 |
| Longitude : | -93.9663195 |
| | |
| Population (2010): | 53,818 |
| Population Estimate (2012) : | 54,022 |
| Population Density : | 699.83/sq mi |
| Housing Units (2012) : | 23,577 |
| Median Household Income (2012) : | $33,456 (Texas : $51,563, USA : $53,046) |
| Median Family Income (2012) : | $40,555 (Texas : $60,621, USA : $64,585) |
| Median House Price (2012) : | $67,300 (Texas : $128,000, USA : $181,400) |