
Port Arthur at a glance
What makes Port Arthur different: Port Arthur is home to Motiva's refinery, which after a 2025 expansion became the largest oil refinery in the United States at roughly 654,000 barrels per day, and the city is the hometown of singer Janis Joplin and has a sizable Vietnamese-American fishing community.
- Port Arthur population
- 55,828
- Jefferson County Medicare
- 39,500
- MA penetration (county)
- 43%
Neighborhoods we cover: Port Acres · Pear Ridge · Sabine Pass · Lakeview · El Vista · Montrose