
Jackson County
- State:
- Mississippi
- County Seat:
- Pascagoula
Jackson County's estimated 2025 population is 149,241 with a growth rate of 0.96% in the past year according to the most recent United States census data. Jackson County is the 5th largest county in Mississippi. The 2010 population was 139,479 and has seen a growth of 7% since that time.