| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Bean Station | 1 | 3,229 | 2,962 | 1.22% | 539 | 6 | City |
| Blaine | 2 | 2,235 | 2,078 | 1.04% | 235 | 10 | City |
| Rutledge | 3 | 1,418 | 1,343 | 0.5% | 256 | 6 | Town |
Bean Station is the largest city in Grainger County, with a population of 3,229.
Rutledge is the smallest city in Grainger County, with a population of 1,418.
There are 3 cities in Grainger County, Tennessee.