| City | County | 2026 Pop. ↓ |
|---|---|---|
| Farmington | Davis County | 26,666 |
| Farr West | Weber County | 8,268 |
| Fruit Heights | Davis County | 5,918 |
| Fillmore | Millard County | 2,929 |
| Francis | Summit County | 2,117 |
| Ferron | Emery County | 1,532 |
| Fountain Green | Sanpete County | 1,360 |
| Fairview | Sanpete County | 1,353 |
| Fielding | Box Elder County | 643 |
| Fort Duchesne | Uintah County | 297 |
| Fayette | Sanpete County | 279 |
| Fairfield | Utah County | 154 |
| Flaming Gorge | Daggett County | 68 |
| Fremont | Wayne County | 8 |