
Port Gibson
- County:
- Claiborne County
- County Seat:
- Yes
- Area (mi²):
- 1.755
- State:
- Mississippi
Port Gibson is a city located in Claiborne County, Mississippi. Port Gibson has a 2025 population of 1,104. It is also the county seat of Claiborne County. Port Gibson is currently declining at a rate of -2.9% annually and its population has decreased by -12.93% since the most recent census, which recorded a population of 1,268 in 2020.
The average household income in Port Gibson is $89,711 with a poverty rate of 31.42%. The median age in Port Gibson is 47.8 years: 47.5 years for males, and 48.3 years for females.