77642 is zip code located in Port Arthur, Texas. The population is 37,560, making 77642 the largest zipcode in Port Arthur and the 2nd largest in Jefferson County.
There are 13 public schools in 77642 with an average Homefacts rating of C. The total crime rate for Port Arthur is high , and there are 74 registered sex offenders residing in the zip code 77642. Unemployment in 77642 is high.