State of Colorado
Top 20 cities by population in Colorado
| # | City | Population |
|---|---|---|
| 1 | Denver | 600,158 |
| 2 | Colorado Springs | 416,427 |
| 3 | Aurora | 325,078 |
| 4 | Fort Collins | 143,986 |
| 5 | Lakewood | 142,980 |
| 6 | Thornton | 118,772 |
| 7 | Pueblo | 106,595 |
| 8 | Arvada | 106,433 |
| 9 | Westminster | 106,114 |
| 10 | Centennial | 100,377 |
| 11 | Boulder | 97,385 |
| 12 | Highlands Ranch | 96,713 |
| 13 | Greeley | 92,889 |
| 14 | Longmont | 86,270 |
| 15 | Loveland | 66,859 |
| 16 | Grand Junction | 58,566 |
| 17 | Broomfield | 55,889 |
| 18 | Castle Rock | 48,231 |
| 19 | Commerce City | 45,913 |
| 20 | Parker | 45,297 |