Mississippi County's 2026 population is estimated at 37,015, reflecting a -1.44% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Mississippi County is the 20th largest county in Arkansas. The 2010 population was 46,350 and has grown -20.14% since 2010.
Data after 2023 is projected based on recent change
Overall: 37.3 years
Female: 39 years
Male: 34.8 years
There are 29,000 adults, (6,085 of whom are seniors) in Mississippi County.
Female: 19,820 (50.7%)
Male: 19,306 (49.3%)
The racial composition of Mississippi County includes 56.81% White, 34.42% Black or African American, and smaller percentages for other race, Asian, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 22,227 | 56.81% |
| Black or African American | 13,466 | 34.42% |
| Two or more races | 2,610 | 6.67% |
| Other race | 545 | 1.39% |
| Asian | 203 | 0.52% |
| Native American | 72 | 0.18% |
| Native Hawaiian or Pacific Islander | 3 | 0.01% |
Mississippi County 's average per capita income is $39,667. Household income levels show a median of $52,548. The poverty rate stands at 21.13%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $89,460 | $118,026 |
| Families | $63,927 | $89,227 |
| Households | $52,548 | $75,372 |
| Non Families | $26,783 | $46,165 |
Average Income
Median Household Income
Poverty Rate