528 official trails lie within 25 miles of Denver — 1,182 miles in total, 476 rated easy and 12 hard or expert. Every distance and elevation figure below is computed from the agency centerline and a 10 m elevation model, not crowd-sourced.
The biggest climb nearby gains 1,967 ft; the median trail gains 104 ft.
| Trail | Miles | Climb | Difficulty | From town |
|---|---|---|---|---|
| Beaver Brook Trail | 8.2 | 1,235 ft | Expert | 23 mi |
| Black Bear Trail | 5.9 | 1,164 ft | Hard | 21 mi |
| Belcher Hill Trail | 4.5 | 1,751 ft | Hard | 20 mi |
| East/West Regional Trail | 9.7 | 665 ft | Hard | 19 mi |
| Castle Trail | 3.8 | 1,759 ft | Hard | 19 mi |
| Bear Creek Trail | 6.7 | 957 ft | Hard | 23 mi |
| North Table Loop | 7.2 | 661 ft | Hard | 19 mi |
| Green Mountain Trail | 6.3 | 757 ft | Hard | 15 mi |
| Mount Morrison Trail | 1.7 | 1,967 ft | Hard | 19 mi |
| C-470 Trail | 8.9 | 436 ft | Hard | 17 mi |
| Ralston Creek Trail | 8.8 | 595 ft | Hard | 13 mi |
| Mesa Trail | 4.1 | 865 ft | Moderate | 23 mi |
| Goat Mountain Trail | 1.6 | 1,549 ft | Hard | 23 mi |
| Rooney Valley Trail | 4.2 | 766 ft | Moderate | 16 mi |
| Rawhide Trail | 5.1 | 469 ft | Moderate | 22 mi |
| Chimney Gulch Trail | 2.3 | 1,147 ft | Moderate | 19 mi |
| Plymouth Creek Trail | 2.3 | 1,109 ft | Moderate | 21 mi |
| Big Dry Creek Trail | 9.9 | 347 ft | Moderate | 15 mi |
| Dutch Creek Trail | 6.3 | 540 ft | Moderate | 18 mi |
| Mt Carbon Loop | 6.5 | 273 ft | Moderate | 16 mi |
| Waterton Canyon Trail | 6.4 | 315 ft | Moderate | 22 mi |
| Willow Creek Trail | 6.3 | 352 ft | Moderate | 15 mi |
| Chavez Trail | 1.8 | 918 ft | Moderate | 23 mi |
| Ralston Creek Equestrian Trail | 5.1 | 462 ft | Moderate | 19 mi |
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