| City | County | 2026 Pop. ↓ |
|---|---|---|
| Cedar City | Iron County | 43,255 |
| Clearfield | Davis County | 35,863 |
| Cottonwood Heights | Salt Lake County | 31,998 |
| Clinton | Davis County | 23,864 |
| Centerville | Davis County | 16,400 |
| Cedar Hills | Utah County | 9,725 |
| Castle Dale | Emery County | 1,558 |
| Coalville | Summit County | 1,543 |
| Centerfield | Sanpete County | 1,510 |
| Carbonville | Carbon County | 1,374 |
| Corinne | Box Elder County | 895 |
| Central | Washington County | 810 |
| Copperton | Salt Lake County | 757 |
| Clarkston | Cache County | 750 |
| Central Valley | Sevier County | 699 |
| Cleveland | Emery County | 519 |
| Circleville | Piute County | 515 |
| Cedar Fort | Utah County | 414 |
| Cove | Cache County | 401 |
| Charleston | Wasatch County | 394 |
| Castle Valley | Grand County | 372 |
| Cornish | Cache County | 290 |
| Cannonville | Garfield County | 191 |
| Clawson | Emery County | 170 |
| Cache | Cache County | 133 |
| Cedar Highlands | Iron County | 33 |
| Clear Creek | Carbon County | 30 |