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Routes
Hiking trails & Routes
United States
Pennsylvania
Cumberland County

Flat Rock Trail

Moderate

4.8

(2229)

7,259

hikers

Flat Rock Trail

01:28

4.11km

360m

Hiking

Embark on the Flat Rock Trail for a moderate hiking experience that takes you through a lush forest. This 2.6-mile (4.1 km) route involves a continuous uphill climb, gaining 1182 feet (360 metres) in elevation. You will navigate rugged and rocky terrain, with sections of loose gravel and arranged stones…

Last updated: April 23, 2026

Waypoints

A

Start point

Parking

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4.08 km

Flat Rock

Peak

B

4.11 km

End point

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Way Types & Surfaces

Way Types

3.76 km

310 m

< 100 m

Surfaces

4.05 km

< 100 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (590 m)

Lowest point (250 m)

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Weather

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Today

Wednesday 20 May

31°C

18°C

90 %

Additional weather tips

Max wind speed: 16.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

What is the overall difficulty and terrain like on this trail?

The Flat Rock Trail in Colonel Denning State Park is considered moderately difficult and rugged. You'll encounter rocky terrain, sections with loose gravel, and arranged stones. While some parts are semi-flat, there are significant ascents, including a continuous uphill climb with an elevation gain of approximately 360 meters (1,181 feet). The final 0.4 miles to the viewpoint are particularly steep, and some vertical sections may require using your hands for balance. Proper hiking shoes with good support are highly recommended.

How long does it typically take to hike the Flat Rock Trail?

The full out-and-back trek to Flat Rock Vista is approximately 5 miles round trip. While the komoot route covers about 4.1 km (2.5 miles) and takes around 1 hour 27 minutes, completing the entire trail to the vista and back will generally take longer, depending on your pace and how much time you spend at the viewpoint.

What kind of views and natural features can I expect to see?

The primary draw of this trail is the breathtaking panoramic views of the Cumberland Valley from Flat Rock Vista, a natural rock outcrop. The hike also takes you through a lush forest setting. Birdwatchers might particularly enjoy the vista, as large flocks of buzzards can often be seen soaring through the valley.

Is the Flat Rock Trail a loop or an out-and-back route?

The Flat Rock Trail in Colonel Denning State Park is primarily an out-and-back trek to the Flat Rock Vista. However, it does join the Tuscarora Trail at the top of Blue Mountain, offering options for longer, intersecting routes if you wish to extend your hike.

Are dogs allowed on the trail?

Yes, dogs are generally permitted on trails within Pennsylvania State Parks, including the Flat Rock Trail, but they must be kept on a leash no longer than six feet and under control at all times. Please remember to clean up after your pet.

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

The trail can be enjoyed in various seasons. Spring offers lush greenery and wildflowers, while autumn provides spectacular fall foliage views of the Cumberland Valley. Summer is also popular, but be prepared for warmer temperatures. Winter hiking is possible, but conditions can be challenging with ice and snow, requiring appropriate gear.

Do I need a permit or is there an entrance fee for Colonel Denning State Park?

No, there are typically no entrance fees or permits required for day use at Colonel Denning State Park, which includes access to the Flat Rock Trail. However, always check the official Pennsylvania DCNR website for any updated regulations or specific requirements before your visit.

Where does the trail start and what are the parking options?

The Flat Rock Trail is located within Colonel Denning State Park. Parking is available at designated areas within the park. For specific trailhead access points and parking information, it's best to consult the park's official map or website, such as visitcumberlandvalley.com, which may provide details on access points.

Does the Flat Rock Trail intersect with other hiking paths?

Yes, the route also passes through sections of the Tuscarora Trail and the Tuscalachian Loop. Additionally, parts of the Old Flat Rock Trail and Lehman Trail are in the vicinity, offering opportunities to connect to other routes for longer or varied hiking experiences.

What should I wear or bring for this hike?

Given the rugged and rocky terrain, proper hiking shoes with good ankle support are essential. Layers of clothing are advisable to adapt to changing weather conditions. Bring plenty of water, especially during warmer months, as there are no water sources directly on the trail. Snacks, a map, and a first-aid kit are also recommended.

Is this trail suitable for families with young children?

Due to its challenging and rugged nature, with significant uphill climbs and steep sections, this trail may not be suitable for very young children or those unaccustomed to strenuous hiking. It's generally considered moderately difficult, so families with older, experienced hikers should be fine, but caution is advised for beginners or those with limited mobility.

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