* Capital: Denver
* Population: 5 million
Stadiums – North America – United States – Colorado
| Location | Stadium | Capacity | Main use |
| Denver | Empower Field at Mile High | 76,000 | American football, field lacrosse |
| Denver | Coors Field | 50,000 | Baseball |
| Boulder | Folsom Field | 50,000 | American football |
| Colorado Springs | Falcon Stadium | 46,000 | American football |
| Fort Collins | Canvas Stadium | 41,000 | American football |
| Denver | Ball Arena | 19,000 | Basketball, box lacrosse, ice hockey |
| Commerce City | Dick’s Sporting Goods Park | 18,000 | Football |
| Boulder | CU Events Center | 11,000 | Basketball, volleyball |