1 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Blairsville | 1 | 899 | 646 | 5.89% | 813 | 1 | City |
Blairsville is the largest city in Union County, with a population of 899.
Blairsville is the smallest city in Union County, with a population of 899.
There is 1 city in Union County, Georgia.