Jefferson County's estimated 2026 population is 6,763 with a growth rate of -0.91% in the past year according to the most recent United States census data. Jefferson County is the 79th largest county in Mississippi. The 2010 population was 7,723 and has seen a growth of -12.43% since that time.
Data after 2023 is projected based on recent change
Overall: 43.1 years
Female: 45.1 years
Male: 38.5 years
There are 5,613 adults, (1,427 of whom are seniors) in Jefferson County.
Female: 3,586 (50.7%)
Male: 3,482 (49.3%)
The racial composition of Jefferson County includes 82.87% Black or African American, 13.14% White, and smaller percentages for Asian, Native American, other race and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| Black or African American | 5,857 | 82.87% |
| White | 929 | 13.14% |
| Two or more races | 237 | 3.35% |
| Asian | 35 | 0.5% |
| Native American | 5 | 0.07% |
| Other race | 5 | 0.07% |
Jefferson County's average per capita income is $32,155. Household income levels show a median of $38,305. The poverty rate stands at 32.49%.
Name | Median | Mean |
|---|---|---|
| Married Families | $78,588 | - |
| Families | $45,109 | $62,382 |
| Households | $38,305 | $56,585 |
| Non Families | $30,625 | $38,183 |
Average Income
Median Household Income
Poverty Rate