| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| LaFayette | 1 | 7,192 | 6,937 | 0.49% | 889 | 8 | City |
| Rossville | 2 | 3,920 | 3,965 | -0.05% | 2,171 | 2 | City |
| Chickamauga | 3 | 3,046 | 2,922 | 0.96% | 1,070 | 3 | City |
| Lookout Mountain | 4 | 1,668 | 1,644 | 0.36% | 644 | 3 | City |
LaFayette is the largest city in Walker County, with a population of 7,192.
Lookout Mountain is the smallest city in Walker County, with a population of 1,668.
There are 4 cities in Walker County, Georgia.