Marion County's estimated 2026 population is 23,916 with a growth rate of -0.35% in the past year according to the most recent United States census data. Marion County is the 38th largest county in Mississippi. The 2010 population was 26,987 and has seen a growth of -11.38% since that time.
Data after 2023 is projected based on recent change
Overall: 40.8 years
Female: 41.7 years
Male: 40.2 years
There are 18,527 adults, (4,557 of whom are seniors) in Marion County.
Female: 12,483 (51.6%)
Male: 11,710 (48.4%)
The racial composition of Marion County includes 63.72% White, 31.52% 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 | 15,416 | 63.72% |
| Black or African American | 7,625 | 31.52% |
| Two or more races | 745 | 3.08% |
| Other race | 249 | 1.03% |
| Asian | 76 | 0.31% |
| Native American | 69 | 0.29% |
| Native Hawaiian or Pacific Islander | 13 | 0.05% |
Marion County's average per capita income is $33,288. Household income levels show a median of $45,110. The poverty rate stands at 19.68%.
Name | Median | Mean |
|---|---|---|
| Married Families | $68,561 | - |
| Families | $52,858 | $77,238 |
| Households | $45,110 | $65,099 |
| Non Families | $30,556 | $36,373 |
Average Income
Median Household Income
Poverty Rate