Walthall County's 2026 population is estimated at 13,847, reflecting a 0.03% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Walthall County is the 58th largest county in Mississippi. The 2010 population was 15,395 and has grown -10.06% since 2010.
Data after 2023 is projected based on recent change
Overall: 41.4 years
Female: 43 years
Male: 39.5 years
There are 10,717 adults, (3,039 of whom are seniors) in Walthall County.
Female: 7,069 (51.1%)
Male: 6,770 (48.9%)
The racial composition of Walthall County includes 52.92% White, 41.85% Black or African American, and smaller percentages for other race, Native American, Asian and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 7,324 | 52.92% |
| Black or African American | 5,792 | 41.85% |
| Two or more races | 417 | 3.01% |
| Other race | 229 | 1.65% |
| Native American | 51 | 0.37% |
| Asian | 26 | 0.19% |
Walthall County 's average per capita income is $47,317. Household income levels show a median of $48,905. The poverty rate stands at 18.77%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $85,893 | - |
| Families | $65,057 | $93,090 |
| Households | $48,905 | $73,139 |
| Non Families | $20,361 | $31,130 |
Average Income
Median Household Income
Poverty Rate