25 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Provo | 1 | 115,572 | 115,104 | 0.08% | 2,759 | 42 | City |
| Lehi | 2 | 97,591 | 76,863 | 4.44% | 3,216 | 30 | City |
| Orem | 3 | 96,200 | 98,428 | -0.46% | 5,167 | 19 | City |
| Eagle Mountain | 4 | 64,564 | 44,616 | 6.59% | 1,261 | 51 | City |
| Saratoga Springs | 5 | 62,188 | 38,300 | 8.32% | 2,664 | 23 | City |
| Spanish Fork | 6 | 49,071 | 42,759 | 2.64% | 2,761 | 18 | City |
| American Fork | 7 | 43,232 | 33,560 | 4.68% | 3,809 | 11 | City |
| Pleasant Grove | 8 | 38,226 | 37,731 | 0.26% | 4,160 | 9 | City |
| Springville | 9 | 36,197 | 35,346 | 0.47% | 2,518 | 14 | City |
| Payson | 10 | 25,498 | 21,336 | 3.37% | 1,937 | 13 | City |
| Highland | 11 | 21,588 | 19,378 | 2.09% | 2,486 | 9 | City |
| Bluffdale | 12 | 19,901 | 17,360 | 2.62% | 1,791 | 11 | City |
| Santaquin | 13 | 19,518 | 13,897 | 6.11% | 1,850 | 11 | City |
| Vineyard | 14 | 16,869 | 12,909 | 4.93% | 3,491 | 5 | Town |
| Mapleton | 15 | 15,649 | 11,464 | 5.65% | 1,173 | 13 | City |
| Lindon | 16 | 12,152 | 11,482 | 1.11% | 1,455 | 8 | City |
| Salem | 17 | 11,763 | 9,361 | 4.25% | 973 | 12 | City |
| Alpine | 18 | 10,617 | 10,269 | 0.65% | 1,336 | 8 | City |
| Cedar Hills | 19 | 9,894 | 10,004 | -0.22% | 3,629 | 3 | City |
| Elk Ridge | 20 | 5,070 | 4,734 | 1.34% | 1,734 | 3 | City |
| Genola | 21 | 1,678 | 1,552 | 1.51% | 122 | 14 | Town |
| Woodland Hills | 22 | 1,633 | 1,533 | 1.24% | 636 | 3 | City |
| Goshen | 23 | 985 | 977 | 0.1% | 1,192 | 1 | Town |
| Cedar Fort | 24 | 418 | 425 | -0.48% | 20 | 21 | Town |
| Fairfield | 25 | 157 | 162 | -0.63% | 6 | 26 | Town |
Provo is the largest city in Utah County, with a population of 115,572.
Fairfield is the smallest city in Utah County, with a population of 157.
There are 25 cities in Utah County, Utah.