| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Raton | 1 | 5,947 | 6,032 | -0.08% | 747 | 8 | City |
| Angel Fire | 2 | 1,167 | 1,193 | -0.26% | 41 | 28 | Village |
| Springer | 3 | 921 | 932 | -0.11% | 418 | 2 | Town |
| Cimarron | 4 | 784 | 788 | 0% | 370 | 2 | Village |
| Eagle Nest | 5 | 321 | 324 | 0% | 72 | 4 | Village |
| Maxwell | 6 | 220 | 223 | 0% | 464 | 0 | Village |
Raton is the largest city in Colfax County, with a population of 5,947.
Maxwell is the smallest city in Colfax County, with a population of 220.
There are 6 cities in Colfax County, New Mexico.