Union County's estimated 2025 population is 28,588 with a growth rate of 0.53% in the past year according to the most recent United States census data. Union County is the 28th largest county in Mississippi. The 2010 population was 27,141 and has seen a growth of 5.33% since that time.
Data after 2023 is projected based on recent change
The racial composition of Union County includes 76.93% White, 16.14% Black or African American, 4.04% other race, and smaller percentages for Two or more races, Native American, Asian, Native Hawaiian or Pacific Islander and multiracial populations.
White
Black or African American
Other race
Two or more races
Native American
Asian
Native Hawaiian or Pacific Islander
Race | Population | Percentage (of total) |
|---|---|---|
| White | 21,547 | 76.93% |
| Black or African American | 4,520 | 16.14% |
| Other race | 1,131 | 4.04% |
| Two or more races | 744 | 2.66% |
| Native American | 37 | 0.13% |
| Asian | 30 | 0.11% |
| Native Hawaiian or Pacific Islander | 0 | 0% |
Married
Widowed
Divorced
Separated
Never Married
Union County's average per capita income is $39,346. Household income levels show a median of $56,807. The poverty rate stands at 14.26%.
Name | Median | Mean |
|---|---|---|
| Married Families | $85,788 | - |
| Families | $72,980 | $89,270 |
| Households | $56,807 | $76,400 |
| Non Families | $31,017 | $43,269 |
Average Income
Median Household Income
Poverty Rate