5 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Pagosa Springs | 1 | 1,877 | 1,617 | 2.85% | 373 | 5.03 | Town |
| Arboles | 2 | 409 | 410 | 2.25% | 79 | 5.16 | CDP |
| Middle Mesa | 3 | 305 | 168 | 7.02% | 45 | 6.71 | CDP |
| Southern Ute | 4 | 126 | 199 | -2.33% | 8 | 15.96 | CDP |
| Piedra | 5 | 50 | 18 | 6.38% | 4 | 11.62 | CDP |
Pagosa Springs is the largest city in Archuleta County, with a population of 1,877.
Piedra is the smallest city in Archuleta County.
There are 5 cities in Archuleta County, Colorado.