6 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Tooele | 1 | 42,139 | 36,036 | 2.98% | 1,747 | 24 | City |
| Grantsville | 2 | 16,417 | 12,740 | 4.69% | 405 | 41 | City |
| Wendover | 3 | 1,135 | 1,123 | 0.18% | 127 | 9 | City |
| Stockton | 4 | 618 | 618 | 0% | 367 | 2 | Town |
| Rush Valley | 5 | 497 | 430 | 2.69% | 27 | 18 | Town |
| Vernon | 6 | 305 | 259 | 3.04% | 38 | 8 | Town |
Tooele is the largest city in Tooele County, with a population of 42,139.
Vernon is the smallest city in Tooele County, with a population of 305.
There are 6 cities in Tooele County, Utah.