District of Columbia · United States
- Distance
- 33.4 km / 20.8 mi
- Elevation gain
- 199 m
- Typical duration
- 7 hr 49 min
- Mountain
- Waymarked route
The directory currently contains 12 quality-checked routes matching this guide near Washington. Their average mapped distance is 45.2 km and average recorded ascent is 360 m (1,181 ft); the longest route in the set is 173 km.
This subset represents 8% of the 146 quality-checked routes near Washington. Its average distance is 45.2 km, compared with 7.5 km across the full local set. Average recorded ascent is 360 m (1,181 ft), versus 73 m (240 ft) for all quality-checked routes in the same area.
These routes carry the mountain tag. Their measured distance and ascent are shown separately so the label is not used as a proxy for difficulty. Within this set, 2 routes (17%) are rated easy, 7 (58%) are rated hard or expert, and 0 (0%) are recorded as loops. Ratings are computed from available distance and elevation data and do not establish current terrain or access.
Data refreshed September 2026
Choose by the details
A closer look at the first 6 routes in this page’s default ordering. These comparisons describe this sample, not the entire destination or a field-tested recommendation.
5.2 km
Mountain Loop TrailCompare the climbing too; shortest does not necessarily mean easiest.
199 m
ADT - Maryland - Seg 36 of 6 have ascent data. Missing measurements are excluded.
0 recorded loops
Check start and finish for every option. An unknown shape does not mean a loop, and a loop does not establish access to its start.
Plan the return journey →Distances follow stored route lines; ascent and time are estimates. Current access, surface and technical difficulty need separate checks. How to turn a comparison into a shortlist.
District of Columbia · United States
Maryland · United States
Maryland · United States
Maryland · United States
Maryland · United States
Maryland · United States
Maryland · United States
Maryland · United States
Maryland · United States
District of Columbia · United States
District of Columbia · United States
Maryland · United States
The ten highest scoring routes on this page, so you can compare effort before opening any of them.
| Route | Distance | Ascent | Time | Difficulty | Best season |
|---|---|---|---|---|---|
| ADT - Maryland - Seg 3District of Columbia | 33.4 km | 199 m | 7 hr 49 min | Hard | April to October |
| ADT - Maryland - Seg 2Maryland | 69.1 km | 254 m | 16 hr | Expert | April to October |
| Patapsco Traverse (north hiking)Maryland | 51.5 km | 676 m | 12 hr | Expert | April to October |
| Patapsco Traverse (south hiking)Maryland | 51.9 km | 752 m | 13 hr | Expert | April to October |
| Patapsco Howard County Thru TrailMaryland | 50.0 km | 604 m | 12 hr | Expert | April to October |
| Mountain Loop TrailMaryland | 5.2 km | 210 m | 1 hr 23 min | Moderate | April to October |
| Hunting Ridge TrailMaryland | 0.6 km | 0 m | 7 min | Easy | April to October |
| Seneca Ridge TrailMaryland | 10.7 km | 179 m | 2 hr 30 min | Moderate | April to October |
| Liberty Reservoir Survivor ExpeditionMaryland | 86.9 km | 575 m | 21 hr | Expert | April to October |
| Potomac Heritage National Scenic Trail (right bank)District of Columbia | 173 km | 600 m | 41 hr | Expert | April to October |
ADT - Maryland - Seg 3, ADT - Maryland - Seg 2, Patapsco Traverse (south hiking) currently rank highest in this filtered set according to the directory score. Open an individual route to inspect its mapped line, elevation profile, data source and planning caveats. Check live access, conditions and local rules with an official source before travelling.
Choosing a route
Compare distance, climbing, route shape and missing information to build a shortlist that fits your day.
Read article →Understanding the map
Understand total ascent, net height change, profile scale and the section breakdown on each mapped route.
Read article →Planning your day
Separate moving time, climbing allowance and stops, then explore how changing your assumptions changes the plan.
Read article →Other shortlists covering the same area or the same kind of terrain.