7 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Sacramento | 1 | 540,907 | 525,579 | 0.47% | 5,483 | 99 | City |
| Elk Grove | 2 | 185,906 | 176,579 | 0.84% | 4,364 | 43 | City |
| Folsom | 3 | 91,705 | 80,863 | 2.01% | 3,289 | 28 | City |
| Citrus Heights | 4 | 86,589 | 87,548 | -0.18% | 6,091 | 14 | City |
| Rancho Cordova | 5 | 86,354 | 79,631 | 1.32% | 2,498 | 35 | City |
| Galt | 6 | 27,054 | 25,659 | 0.87% | 3,457 | 8 | City |
| Isleton | 7 | 774 | 795 | -0.39% | 1,759 | 0 | City |
Sacramento is the largest city in Sacramento County, with a population of 540,907.
Isleton is the smallest city in Sacramento County, with a population of 774.
There are 7 cities in Sacramento County, California.