Union County's 2026 population is estimated at 28,573, reflecting a 1.73% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Union County is the 70th largest county in Georgia. The 2010 population was 21,384 and has grown 33.62% since 2010.
Data after 2023 is projected based on recent change
Overall: 55.9 years
Female: 56.9 years
Male: 54.8 years
There are 22,381 adults, (8,987 of whom are seniors) in Union County.
Female: 13,263 (50.4%)
Male: 13,041 (49.6%)
The racial composition of Union County includes 93.31% White, and smaller percentages for Black or African American, other race, Asian, Native American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 24,544 | 93.31% |
| Two or more races | 1,163 | 4.42% |
| Black or African American | 243 | 0.92% |
| Other race | 176 | 0.67% |
| Asian | 93 | 0.35% |
| Native American | 85 | 0.32% |
Union County 's average per capita income is $39,773. Household income levels show a median of $66,176. The poverty rate stands at 10.89%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $88,306 | - |
| Families | $84,588 | $113,116 |
| Households | $66,176 | $94,627 |
| Non Families | $30,672 | $49,065 |
Average Income
Median Household Income
Poverty Rate