| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Alturas | 1 | 2,626 | 2,703 | -0.3% | 925 | 3 | City |
Alturas is the largest city in Modoc County, with a population of 2,626.
Alturas is the smallest city in Modoc County, with a population of 2,626.
There is 1 city in Modoc County, California.