7 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Rifle | 1 | 10,773 | 10,442 | 0.51% | 1,537 | 7 | City |
| Glenwood Springs | 2 | 10,462 | 10,008 | 0.73% | 1,793 | 6 | City |
| Carbondale | 3 | 6,905 | 6,463 | 1.08% | 3,326 | 2 | Town |
| New Castle | 4 | 4,885 | 4,911 | -0.08% | 1,957 | 2 | Town |
| Silt | 5 | 3,813 | 3,554 | 1.14% | 2,266 | 2 | Town |
| Parachute | 6 | 1,348 | 1,390 | -0.52% | 524 | 3 | Town |
| Carbonate | 7 | 0 | 0 | 0.00 | 1 | Town |
Rifle is the largest city in Garfield County, with a population of 10,773.
Carbonate is the smallest city in Garfield County, with a population of 0.
There are 7 cities in Garfield County, Colorado.