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United States
Pennsylvania
Dauphin County

Appalachian Trail: Peters Mountain to Clark's Ferry

Routes
Hiking trails & Routes
United States
Pennsylvania
Dauphin County

Appalachian Trail: Peters Mountain to Clark's Ferry

Hard

4.9

(6788)

6,789

hikers

Appalachian Trail: Peters Mountain to Clark's Ferry

05:46

20.6km

400m

Hiking

The Appalachian Trail section from Peters Mountain to Clark's Ferry is a demanding but highly scenic hike, offering classic Pennsylvania AT terrain. You'll navigate notoriously rocky footing and steep climbs, but your efforts are rewarded with expansive views of the Susquehanna and Juniata Rivers, especially from viewpoints like Kinter View. This difficult 12.8-mile (20.6 km) route, with 1304 feet (398 metres) of elevation gain, is a true test of endurance and typically takes around 5 hours and 46 minutes.

To tackle this challenging route, start at the Clark's Ferry Park and Ride, crossing railroad tracks to reach the trailhead. Good footwear and trekking poles are highly recommended due to the rocky and sometimes slippery conditions, including rock scrambles. For enhanced panoramic views of the river confluence and surrounding landscape, consider hiking during the colder months when the trees have shed their leaves.

This segment of the Appalachian Trail is known for its significant elevation changes and the stony ridge at the crest of Peters Mountain. You'll pass the Clark's Ferry Shelter and the newer Peters Mountain Shelter, a nod to the trail's rich history. The route also features a pedestrian bridge over Route 225, a crucial safety improvement for hikers accessing this popular section.

Last updated: June 9, 2026

Waypoints

A

Start point

Parking

Get Directions

1

6.28 km

Clarks Ferry Shelter

Highlight • Mountain Hut

This is one of many simple, three-sided wooden shelters along the Appalachian Trail, free for all to use. You can tag it and turn around for a day hike, or just rest for a minute (or a night) before you continue on the trail.

Tip by

16.3 km

Viewpoint

Viewpoint

B

20.6 km

End point

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Way Types & Surfaces

Way Types

20.5 km

< 100 m

< 100 m

Surfaces

20.4 km

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Elevation

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Highest point (410 m)

Lowest point (160 m)

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Weather

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Saturday 18 July

27°C

18°C

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Frequently Asked Questions

What is the terrain like on this section of the Appalachian Trail?

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.

Where can I park to access the Appalachian Trail near Clark's Ferry?

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.

Is this section of the Appalachian Trail dog-friendly?

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.

What is the best time of year to hike this trail?

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.

Do I need a permit or pay an entrance fee for this hike?

No, you do not need a permit or have to pay an entrance fee to hike this section of the Appalachian Trail.

What kind of views can I expect along the 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.

Are there any shelters or facilities along the route?

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.

Are there options for a shorter loop hike?

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.

Are there any notable historical or unique features on this trail?

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.

What's an important tip for tackling the Peters Mountain ascent?

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.

Does the trail intersect other well-known paths?

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.

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