4
hikers
03:53
11.0km
590m
Hiking
Hike the challenging Castenea Boulder Field Loop, a 6.8-mile route with 1932 feet of elevation gain, offering panoramic views and rock scram
Last updated: February 26, 2026
Waypoints
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11.0 km
End point
Way Types & Surfaces
Way Types
10.2 km
807 m
Surfaces
10.9 km
< 100 m
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Elevation
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Sunday 10 May
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This route was planned by komoot.
The trail is located near Castanea, Pennsylvania, in Bald Eagle State Forest. While specific parking details aren't provided, hikers typically access trails within state forests via designated parking areas or trailheads. It's advisable to check local Bald Eagle State Forest maps for precise trailhead parking locations.
Yes, dogs are welcome on this trail. However, they must be kept on a leash at all times. Given the challenging and rocky terrain, ensure your dog is capable of handling the strenuous conditions, including rock scrambling.
The best times to visit are typically from March through October. During these months, the weather is generally more favorable for hiking, and you can fully enjoy the scenic views without the challenges of winter conditions.
As the Castenea Boulder Field Loop is located within Bald Eagle State Forest, there are generally no entrance fees or permits required for day-use hiking. However, it's always a good idea to check the official Pennsylvania DCNR website for any updated regulations or specific requirements for Bald Eagle State Forest before your visit.
This is considered a challenging route with significant elevation changes and notably rocky terrain. Hikers should be prepared for strenuous sections, including a difficult three-mile stretch to reach the boulder field and extensive rock scrambling over large boulders. Some sections, particularly the descent to the Kammerdiner Trail, can be quite steep.
On average, it takes about 3 hours and 42 minutes to complete the 6.9-mile loop. However, this can vary depending on your pace, the amount of time spent at viewpoints, and your experience with rock scrambling.
The trail offers spectacular views from ledges overlooking the valley, including the Susquehanna River winding through Lock Haven and Flemington, and the expansive ridges of the Pennsylvania Wilds. The most notable feature is the Castanea Boulder Field itself, a vast expanse of white rocks requiring extensive climbing and scrambling.
Hikers have noted that the trails are not always well-marked. It is highly recommended to carry an offline map, such as the one available on komoot, to ensure you stay on track and navigate safely through the loop.
The undisputed main highlight is the Castanea Boulder Field. This extensive field of boulders requires hikers to climb over and through a vast expanse of rocks, extending for 800 feet with an additional three-quarters of a mile of climbing once within the field. The challenging rock scramble and panoramic vistas make it a unique adventure.
Yes, the route also passes through sections of the Nittany Road trail.
Due to its significant elevation gain, rocky terrain, and extensive rock scrambling, this trail is generally not recommended for beginners. It requires a good level of physical fitness and experience with challenging hiking conditions.