Note: As defined by the US Census Bureau, a city's official boundaries often extend miles beyond the city itself and may even cross county lines. As such, several thousand US cities officially exist in two or more counties (and therefore appear on multiple counties' lists of cities.)
City | Rank | 2024 Pop. | 2020 Pop. | Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Richfield | 1 | 8,305 | 8,156 | 0.45% | 1,358 | 6.1 | City |
| Monroe | 2 | 2,741 | 2,516 | 2.09% | 768 | 3.6 | City |
| Salina | 3 | 2,632 | 2,472 | 1.54% | 450 | 5.9 | City |
| Aurora | 4 | 1,053 | 992 | 1.44% | 1,137 | 0.9 | City |
| Annabella | 5 | 889 | 840 | 1.37% | 1,363 | 0.7 | Town |
| Elsinore | 6 | 885 | 832 | 1.49% | 336 | 2.6 | Town |
| Redmond | 7 | 814 | 768 | 1.37% | 870 | 0.9 | Town |
| Central Valley | 8 | 688 | 650 | 1.32% | 327 | 2.1 | Town |
| Glenwood | 9 | 497 | 465 | 1.64% | 956 | 0.5 | Town |
| Sigurd | 10 | 434 | 406 | 1.64% | 406 | 1.1 | Town |
| Joseph | 11 | 310 | 289 | 1.64% | 357 | 0.9 | Town |
| Koosharem | 12 | 308 | 314 | -0.65% | 369 | 0.8 | Town |
Note: City markers shown outside the county boundary mean that a part of the city extends into this county, but is primarily located in an adjacent county.
Richfield is the largest city in Sevier County.
Koosharem is the smallest city in Sevier County.
There are 12 cities in Sevier County, Utah.