Port Arthur city, Texas
Official LSAD Designation: Port Arthur city • Census GEOID: 4858820
• Jefferson County / Orange County
Port Arthur city is an incorporated city in Jefferson County, Orange County, Texas. According to official records from the Census (2025), Port Arthur city had an estimated population of 55,804 residents. Official Census Bureau geographic records classify this community under LSAD designation Port Arthur city (GEOID 4858820).
Local Government Administration U.S. Census Bureau GMAF
City Of Port Arthur
Municipal
Official Title:
Mayor
Address:
PO BOX 1089, PORT ARTHUR TX 77641-1089
County Of Jefferson
County
Official Title:
County Judge
Address:
1149 PEARL ST, FL 4, BEAUMONT TX 77701-3638
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 55,804 | 2025 |
| Median Household Income | $46,354 | 2020-2024 |
| Median Home Value | $107,400 | 2020-2024 |
| Land Area | 75.55 sq mi | Gazetteer (2026) |
| Civic & Public Services | Hospitals, Libraries, Colleges | CMS / IMLS / IPEDS |
| Schools & Districts | NCES Directory Listings | Provided by k12guides.com |
| Nearby Airports | Landing Facilities | Provided by airport-data.com |
| Climate & Weather | NOAA 30-Year Normals | 1991–2020 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).