City | 2024 Population |
|---|---|
| Salem | 11,171 |
| Salina | 2,632 |
| Salt Lake City | 212,570 |
| Samak | 146 |
| Sandy | 90,282 |
| Santa Clara | 8,791 |
| Santaquin | 18,742 |
| Saratoga Springs | 57,278 |
| Scipio | 373 |
| Scofield | 27 |
| Sigurd | 434 |
| Silver Summit | 2,150 |
| Smithfield | 15,075 |
| Snowville | 159 |
| Snyderville | 5,465 |
| South Jordan | 86,719 |
| South Ogden | 17,739 |
| South Salt Lake | 25,925 |
| South Weber | 8,150 |
| South Willard | 1,577 |
| Spanish Fork | 46,492 |
| Spanish Valley | 618 |
| Spring City | 1,027 |
| Spring Glen | 1,014 |
| Spring Lake | 564 |
| Springdale | 611 |
| Springville | 35,516 |
| St. George | 107,424 |
| Stansbury Park | 11,753 |
| Sterling | 301 |
| Stockton | 625 |
| Summit | 220 |
| Summit Park | 9,239 |
| Sundance | 57 |
| Sunset | 5,320 |
| Sutherland | 241 |
| Syracuse | 38,567 |