| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Merced | 1 | 100,600 | 87,019 | 2.3% | 3,862 | 26 | City |
| Los Banos | 2 | 50,166 | 45,719 | 1.5% | 5,018 | 10 | City |
| Atwater | 3 | 32,402 | 31,939 | 0.24% | 4,934 | 7 | City |
| Livingston | 4 | 15,040 | 14,221 | 0.92% | 4,093 | 4 | City |
| Gustine | 5 | 6,139 | 6,136 | 0.02% | 3,265 | 2 | City |
| Dos Palos | 6 | 5,744 | 5,789 | -0.12% | 4,258 | 1 | City |
Merced is the largest city in Merced County, with a population of 100,600.
Dos Palos is the smallest city in Merced County, with a population of 5,744.
There are 6 cities in Merced County, California.