Appalachian Trail: Peters Mountain to Clark's Ferry
Appalachian Trail: Peters Mountain to Clark's Ferry
4.9
(6788)
6,789
hikers
05:46
20.6km
400m
Hiking
Prepare for a challenging hike on the Appalachian Trail from Peters Mountain to Clark's Ferry. This difficult route spans 12.8 miles (20.6 km) and involves a significant climb, gaining 1304 feet (398 metres) in elevation. You can expect to spend around 5 hours and 46 minutes navigating its rocky terrain,…
Last updated: April 23, 2026
Waypoints
Start point
Parking
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6.28 km
Highlight • Mountain Hut
Tip by
16.3 km
Viewpoint
Viewpoint
20.6 km
End point
Way Types & Surfaces
Way Types
20.5 km
< 100 m
< 100 m
Surfaces
20.4 km
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Elevation
Highest point (410 m)
Lowest point (160 m)
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Tuesday 19 May
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This route was planned by komoot.
This section of the Appalachian Trail, particularly from Clark's Ferry up Peters Mountain, is known for its challenging terrain. You'll encounter a steep initial climb with significant elevation gain, often involving switchbacks. The footing throughout is very rocky, earning it the nickname "Rocksylvania," and some parts may even involve rock scrambles. Appropriate hiking footwear and careful attention are essential.
You can easily access the trailhead from the Clark's Ferry Park and Ride. It's conveniently located at the junction of US-22 and PA-147. From there, you'll cross railroad tracks to reach the Appalachian Trail.
Yes, this section of the Appalachian Trail is generally dog-friendly. However, be aware that the terrain is very rocky and includes steep ascents and rock scrambles, which can be challenging for some dogs. One hiker reported needing assistance for their dog during a scramble. Always keep your dog on a leash and ensure they are capable of handling the difficult footing.
The best time to hike this trail depends on your preference. While beautiful year-round, winter months often offer the most expansive views due to the lack of foliage. Spring and fall provide pleasant temperatures and vibrant scenery, though fall foliage can be particularly stunning. Summer can be hot and humid, but the views are still rewarding.
No, you do not need a permit or have to pay an entrance fee to hike this section of the Appalachian Trail.
You can expect stunning panoramic views, especially as you ascend Peters Mountain. You'll see impressive vistas of the Susquehanna River and the confluence of the Juniata River with the Susquehanna. Notable viewpoints include Kinter View and Table Rock Overlook. On clear days, you might even spot the "Lady Liberty of the Susquehanna" to the south, as well as views of Sherman's Creek and Duncannon.
Yes, there are two shelters along this stretch of the Appalachian Trail: the Clarks Ferry Shelter and the Peters Mountain Shelter. Both offer amenities such as privies for hikers.
Yes, for those looking for a shorter outing, a loop trail can be formed by combining parts of the Appalachian Trail with the blue-blazed Susquehanna Trail. This Susquehanna Trail offers an alternative that bypasses some of the more difficult sections of the AT.
This section holds historical significance as it's connected to Earl Shaffer, the first Appalachian Trail thru-hiker. The original Peters Mountain Shelter was built by him. Additionally, a pedestrian bridge built in 2003 over Route 225 significantly improved safety for hikers by eliminating the need to cross the dangerous highway directly.
Be prepared for an immediate and aggressive climb when starting from the Clark's Ferry area. The initial ascent up Peters Mountain is steep and demanding. Ensure you have appropriate hiking footwear with good ankle support, as the trail is very rocky. Taking your time and being mindful of your footing will make the climb more manageable.
Yes, the route follows the Appalachian Trail and the Appalachian National Scenic Trail for its entirety. It also briefly intersects with sections of the BicyclePA Route J and the Susquehanna Trail.