# Counties in Utah by population, 2025

All 29 values come from U.S. Census Bureau for 2025, so the places are comparable.

- Indicator id: `population`
- Unit: persons
- Definition: Resident population. Spain and the EU: 1 January, with Spanish figures from the official municipal register (Padrón). United States: Census Bureau population estimates for 1 July. Other countries and the World: World Bank mid-year estimates, which count all residents regardless of legal status or citizenship.
- Source: U.S. Census Bureau, Annual estimates of the resident population for the United States, states and counties, 1 July (Population Estimates Program) (https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/)
- Retrieved: 2026-10-08
- Citation: U.S. Census Bureau. Annual estimates of the resident population for the United States, states and counties, 1 July (Population Estimates Program). https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/. Retrieved 2026-10-08.
- Web page: https://invokely.ai/rankings/population/utah-counties
- CSV: https://invokely.ai/download/rankings/population/utah-counties.csv

| Rank | Place | persons |
|---:|---|---:|
| 1 | Salt Lake County | 1,220,916 |
| 2 | Utah County | 759,859 |
| 3 | Davis County | 381,227 |
| 4 | Weber County | 278,174 |
| 5 | Washington County | 213,670 |
| 6 | Cache County | 145,000 |
| 7 | Tooele County | 87,461 |
| 8 | Iron County | 67,141 |
| 9 | Box Elder County | 65,320 |
| 10 | Summit County | 43,141 |
| 11 | Wasatch County | 38,514 |
| 12 | Uintah County | 38,278 |
| 13 | Sanpete County | 31,453 |
| 14 | Sevier County | 22,827 |
| 15 | Duchesne County | 20,856 |
| 16 | Carbon County | 20,680 |
| 17 | San Juan County | 14,542 |
| 18 | Millard County | 14,057 |
| 19 | Juab County | 13,567 |
| 20 | Morgan County | 13,383 |
| 21 | Emery County | 10,177 |
| 22 | Grand County | 9,790 |
| 23 | Kane County | 8,597 |
| 24 | Beaver County | 7,301 |
| 25 | Garfield County | 5,256 |
| 26 | Rich County | 2,687 |
| 27 | Wayne County | 2,587 |
| 28 | Piute County | 1,509 |
| 29 | Daggett County | 934 |