Port Arthur Flag

Port Arthur

County Seat:
No
Area (mi²):
75.551
State:
Texas

Port Arthur is a city located in Jefferson County, Texas. Port Arthur has a 2026 population of 55,693. Port Arthur is currently declining at a rate of -0.1% annually and its population has decreased by -0.57% since the most recent census, which recorded a population of 56,011 in 2020.

The median household income in Port Arthur is $46,354 with a poverty rate of 28.97%. The median age in Port Arthur is 35.5 years: 32.8 years for males, and 37.2 years for females. For every 100 females there are 99.3 males.

55.7K
Total Population
737
Density (mi²)
-53 -0.1%
Growth

Port Arthur Population

Demographics

Economics and Income Statistics

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)