19 cities
| City | County | 2025 Pop. ↓ |
|---|---|---|
| Highlands Ranch | Arapahoe County | 102,714 |
| Holly Hills | Arapahoe County | 2,871 |
| Holyoke | Phillips County | 2,262 |
| Hayden | Routt County | 1,911 |
| Hudson | Weld County | 1,595 |
| Howard | Fremont County | 1,039 |
| Haxtun | Phillips County | 961 |
| Hotchkiss | Delta County | 959 |
| Holly | Prowers County | 808 |
| Hugo | Lincoln County | 768 |
| Hot Sulphur Springs | Grand County | 646 |
| Hillrose | Morgan County | 307 |
| Hoehne | Las Animas County | 115 |
| Heeney | Grand County | 82 |
| Hasty | Bent County | 79 |
| Hooper | Alamosa County | 79 |
| Haswell | Kiowa County | 69 |
| Hartman | Prowers County | 52 |
| Hidden Lake | Boulder County | 36 |