
Walthall County
- State:
- Mississippi
- County Seat:
- Tylertown
Walthall County's estimated 2025 population is 13,941 with a growth rate of 0.28% in the past year according to the most recent United States census data. Walthall County is the 58th largest county in Mississippi. The 2010 population was 15,395 and has seen a growth of -9.44% since that time.