29 cities
| City | County | 2025 Pop. ↓ |
|---|---|---|
| Pueblo | Pueblo County | 110,980 |
| Parker | Douglas County | 67,128 |
| Pueblo West | Pueblo County | 35,512 |
| Penrose | Fremont County | 3,980 |
| Ponderosa Park | Elbert County | 3,663 |
| Park Center | Fremont County | 2,984 |
| Platteville | Weld County | 2,890 |
| Palisade | Mesa County | 2,609 |
| Palmer Lake | El Paso County | 2,554 |
| Pagosa Springs | Archuleta County | 1,836 |
| Perry Park | Douglas County | 1,728 |
| Paonia | Delta County | 1,467 |
| Poncha Springs | Chaffee County | 1,463 |
| Parachute | Garfield County | 1,355 |
| Pierce | Weld County | 1,084 |
| Paragon Estates | Boulder County | 839 |
| Pine Valley | Clear Creek County | 658 |
| Placerville | San Miguel County | 434 |
| Phippsburg | Routt County | 431 |
| Pine Brook Hill | Boulder County | 406 |
| Peetz | Logan County | 201 |
| Portland | Ouray County | 114 |
| Pritchett | Baca County | 106 |
| Pitkin | Gunnison County | 72 |
| Parshall | Grand County | 66 |
| Peoria | Adams County | 52 |
| Piedra | Archuleta County | 50 |
| Paoli | Phillips County | 49 |
| Padroni | Logan County | 41 |