2 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Marysville | 1 | 12,645 | 12,851 | -0.27% | 3,650 | 3 | City |
| Wheatland | 2 | 4,307 | 3,716 | 2.35% | 530 | 8 | City |
Marysville is the largest city in Yuba County, with a population of 12,645.
Wheatland is the smallest city in Yuba County, with a population of 4,307.
There are 2 cities in Yuba County, California.