Union County's estimated 2026 population is 28,539 with a growth rate of 0.28% in the past year according to the most recent United States census data. Union County is the 29th largest county in Mississippi. The 2010 population was 27,141 and has seen a growth of 5.15% since that time.
Data after 2023 is projected based on recent change
Overall: 38.3 years
Female: 39.1 years
Male: 37.2 years
There are 21,083 adults, (4,662 of whom are seniors) in Union County.
Female: 14,381 (51.1%)
Male: 13,741 (48.9%)
The racial composition of Union County includes 76.62% White, 13.62% Black or African American, 3.15% other race, and smaller percentages for Native American, Asian and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 21,547 | 76.62% |
| Black or African American | 3,831 | 13.62% |
| Two or more races | 1,615 | 5.74% |
| Other race | 887 | 3.15% |
| Native American | 162 | 0.58% |
| Asian | 80 | 0.28% |
Union County's average per capita income is $40,281. Household income levels show a median of $55,505. The poverty rate stands at 15.14%.
Name | Median | Mean |
|---|---|---|
| Married Families | $83,580 | - |
| Families | $71,472 | $88,987 |
| Households | $55,505 | $75,967 |
| Non Families | $32,421 | $46,058 |
Average Income
Median Household Income
Poverty Rate