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 and multiracial populations.
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% |
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