| Units |
| National Historic Sites | Amache |
| Bent's Old Fort | |
| Sand Creek | |
| National Monuments | Colorado |
| Dinosaur (Multi-State) | |
| Florissant Fossil Beds | |
| Hovenweep (Multi-State) | |
| Yucca House | |
| National Parks | Black Canyon of the Gunnison |
| Great Sand Dunes | |
| Mesa Verde | |
| Rocky Mountain | |
| National Preserves | Great Sand Dunes |
| National Recreation Areas | Curecanti |
| Non-Units |
| National Heritage Areas | Cache La Poudre River Corridor |
| Sangre de Cristo | |
| South Park | |
| National Historic Trails | California (Multi-State) |
| Old Spanish (Multi-State) | |
| Pony Express (Multi-State) | |
| Santa Fe (Multi-State) | |
| National Scenic Trails | Continental Divide (Multi-State) |
| Wild & Scenic Rivers | Cache La Poudre |