4 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| LaFayette | 1 | 7,074 | 6,936 | 0.33% | 875 | 8 | City |
| Rossville | 2 | 3,925 | 3,975 | -0.2% | 2,173 | 2 | City |
| Chickamauga | 3 | 3,062 | 2,918 | 0.79% | 1,075 | 3 | City |
| Lookout Mountain | 4 | 1,664 | 1,643 | 0.24% | 642 | 3 | City |
LaFayette is the largest city in Walker County, with a population of 7,074.
Lookout Mountain is the smallest city in Walker County, with a population of 1,664.
There are 4 cities in Walker County, Georgia.