19 cities
| City | County | 2025 Pop. ↓ |
|---|---|---|
| Highlands Ranch | Douglas County | 102,714 |
| Holly Hills | Arapahoe County | 2,871 |
| Holyoke | Phillips County | 2,283 |
| Hayden | Routt County | 1,917 |
| Hudson | Weld County | 1,609 |
| Howard | Fremont County | 1,039 |
| Haxtun | Phillips County | 963 |
| Hotchkiss | Delta County | 956 |
| Holly | Prowers County | 842 |
| Hugo | Lincoln County | 769 |
| Hot Sulphur Springs | Grand County | 646 |
| Hillrose | Morgan County | 318 |
| Hoehne | Las Animas County | 115 |
| Heeney | Grand County | 82 |
| Hasty | Bent County | 79 |
| Hooper | Alamosa County | 76 |
| Haswell | Kiowa County | 68 |
| Hartman | Prowers County | 57 |
| Hidden Lake | Boulder County | 36 |