4 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Ridgway | 1 | 1,306 | 1,180 | 1.95% | 707 | 2 | Town |
| Ouray | 2 | 915 | 898 | 0.33% | 1,060 | 1 | City |
| Loghill Village | 3 | 711 | 707 | 1.86% | 114 | 6 | CDP |
| Portland | 4 | 114 | 126 | -0.87% | 36 | 3 | CDP |
Ridgway is the largest city in Ouray County, with a population of 1,306.
Portland is the smallest city in Ouray County, with a population of 114.
There are 4 cities in Ouray County, Colorado.