| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Sacramento | 1 | 538,753 | 525,615 | 0.43% | 5,461 | 99 | City |
| Elk Grove | 2 | 186,555 | 176,578 | 0.84% | 4,379 | 43 | City |
| Folsom | 3 | 93,854 | 80,867 | 2.03% | 3,366 | 28 | City |
| Rancho Cordova | 4 | 88,879 | 79,632 | 1.51% | 2,571 | 35 | City |
| Citrus Heights | 5 | 86,142 | 87,533 | -0.24% | 6,060 | 14 | City |
| Galt | 6 | 27,200 | 25,659 | 0.88% | 3,476 | 8 | City |
| Isleton | 7 | 771 | 795 | -0.52% | 1,752 | 0 | City |
Sacramento is the largest city in Sacramento County, with a population of 538,753.
Isleton is the smallest city in Sacramento County, with a population of 771.
There are 7 cities in Sacramento County, California.