210 official trails lie within 25 miles of Frederick — 453 miles in total, 182 rated easy and 7 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 1,063 ft; the median trail gains 112 ft.
| Trail | Miles | Climb | Difficulty | From town |
|---|---|---|---|---|
| Social Trail | 23.2 | 306 ft | Expert | 16 mi |
| Appalachian National Scenic Trail | 35.6 | 944 ft | Expert | 20 mi |
| Catoctin Trail | 6.1 | 386 ft | Hard | 9 mi |
| Stone Fort Trail (Blue Blaze) | 4.7 | 659 ft | Hard | 18 mi |
| Yellow Poplar | 5.7 | 296 ft | Hard | 5 mi |
| Big Red | 4.5 | 532 ft | Moderate | 14 mi |
| Catoctin National Recreation Trail | 3.2 | 727 ft | Moderate | 7 mi |
| Northern Peaks Trail | 3.2 | 507 ft | Moderate | 12 mi |
| TR-1 Chimney Rock/Wolf Rock Trail | 2.5 | 688 ft | Moderate | 14 mi |
| Seneca Ridge | 6.7 | 114 ft | Moderate | 22 mi |
| Bobs Hill | 1.6 | 1,063 ft | Moderate | 11 mi |
| TR-5 Blue Ridge Summit Trail | 2.1 | 629 ft | Moderate | 14 mi |
| Saddleback Horse Trail | 3.9 | 349 ft | Moderate | 12 mi |
| Seneca Bluffs Trail | 6.0 | 93 ft | Moderate | 21 mi |
| Wayne's Trail | 1.5 | 804 ft | Moderate | 7 mi |
| 3 Saws | 1.7 | 684 ft | Easy | 6 mi |
| Ten Mile Creek Trail | 5.5 | 90 ft | Moderate | 16 mi |
| Connector Trail | 2.9 | 457 ft | Moderate | 19 mi |
| Kubla Khan | 1.1 | 800 ft | Moderate | 6 mi |
| TR-2 Crows Nest Trail | 1.5 | 563 ft | Easy | 13 mi |
| Breezy Equestrian Trail | 4.6 | 167 ft | Moderate | 18 mi |
| Green Ash | 1.8 | 543 ft | Easy | 5 mi |
| Upper Ridge Trail | 3.0 | 374 ft | Easy | 10 mi |
| Thurston Griggs Trail | 1.4 | 659 ft | Easy | 14 mi |
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