Columbia is a city located in Marion County, Mississippi. Columbia has a 2026 population of 6,419. It is also the county seat of Marion County. Columbia is currently declining at a rate of -0.88% annually and its population has decreased by -5.09% since the most recent census, which recorded a population of 6,763 in 2020.
The median household income in Columbia is $38,507 with a poverty rate of 24.54%. The median age in Columbia is 41.4 years: 40 years for males, and 43.3 years for females. For every 100 females there are 85.4 males.
Data after 2023 is projected based on recent change
Overall: 41.4 years
Female: 43.3 years
Male: 40 years
There are 4,890 adults, (1,375 of whom are seniors) in Columbia.
Female: 3,578 (54%)
Male: 3,054 (46%)
The racial composition of Columbia includes 59.79% White, 35.83% Black or African American, and smaller percentages for other race, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 3,965 | 59.79% |
| Black or African American | 2,376 | 35.83% |
| Two or more races | 201 | 3.03% |
| Other race | 40 | 0.6% |
| Native American | 37 | 0.56% |
| Native Hawaiian or Pacific Islander | 13 | 0.2% |
Columbia 's average per capita income is $29,693. Household income levels show a median of $38,507. The poverty rate stands at 24.54%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $61,313 | - |
| Families | $42,750 | $58,983 |
| Households | $38,507 | $47,984 |
| Non Families | $22,854 | $32,265 |
Average Income
Median Household Income
Poverty Rate