Ramapo-Dunderberg and Timp-Torne Trail Loop
Ramapo-Dunderberg and Timp-Torne Trail Loop
3.1
(27)
28
runners
01:40
12.0km
400m
Running
The Ramapo-Dunderberg and Timp-Torne Trail Loop offers a truly diverse jogging experience, blending runnable sections with challenging, rocky ascents. You'll navigate everything from old railway beds to steep, technical climbs, all while being treated to incredible panoramic views of the Hudson River and surrounding mountains from summits like Bald Mountain and The Timp. This difficult 7.5-mile (12.0 km) route, with its 1307 feet (398 metres) of elevation gain, is perfect for experienced runners seeking a rewarding workout that takes about 1 hour and 40 minutes.
To tackle this loop, you'll typically start from a trailhead within Bear Mountain or Harriman State Parks, often combining the red-blazed Ramapo-Dunderberg Trail with the blue-blazed Timp-Torne Trail. Given the popularity of these parks and the trail's challenging nature, planning an early start is a good idea to ensure parking and to enjoy the route before it gets too busy. Always carry enough water and be prepared for varied terrain.
Beyond the natural beauty, this trail loop offers a fascinating glimpse into history, incorporating remnants of the never-completed Dunderberg Spiral Railway from 1890. As you jog, you'll encounter historical features like old railway beds, a stone-arch tunnel, and even partially-dug tunnels, adding a unique layer of exploration to your adventure. It's a standout route in the region for its blend of strenuous activity, stunning vistas, and historical intrigue.
Last updated: June 9, 2026
Waypoints
Start point
Parking
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4.86 km
Highlight • Summit
Tip by
6.94 km
Highlight • Summit
Tip by
12.0 km
End point
Parking
Way Types & Surfaces
Way Types
11.8 km
148 m
Surfaces
11.7 km
235 m
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Elevation
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Saturday 11 July
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72 %
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This route was planned by komoot.
This loop is considered difficult and strenuous for jogging. It features significant elevation changes, including steep climbs and occasional scrambles. While it offers a rewarding experience, it's best suited for experienced joggers looking for a demanding workout.
For jogging, the loop typically takes around 1 hour and 40 minutes to complete. However, this can vary based on your pace and how often you stop to enjoy the views.
The terrain is diverse and often demanding. You'll encounter well-worn paths, but also sections with moderately-sized loose rocks, steep ascents, and some scrambles. Portions of the trail follow old rail beds from the never-completed Dunderberg Spiral Railway.
Joggers are treated to expansive views, especially from Dunderberg, Bald Mountain, and The Timp. You can expect panoramic views of the Hudson River, the Bear Mountain Bridge, and on clear days, even the Manhattan skyline in the distance. The remnants of the Dunderberg Spiral Railway, including stone-arch tunnels, are also notable historical features.
Specific parking information for this loop often points to trailheads within Bear Mountain and Harriman State Parks. It's advisable to check the official park websites or local trail guides for the most current parking locations and any associated fees or regulations.
Generally, dogs are permitted on trails within Bear Mountain and Harriman State Parks, but they must be kept on a leash at all times. Given the challenging terrain and potential scrambles, ensure your dog is fit enough for the strenuous conditions.
Spring and fall are often considered the best times due to milder temperatures and vibrant foliage. Summer can be hot and humid, while winter brings the possibility of ice and snow, making the already difficult terrain even more challenging.
There are typically no specific permits required to jog this trail itself. However, as it's located within Bear Mountain and Harriman State Parks, standard park entrance fees or parking fees may apply depending on the access point and time of year. Always check the official park website for current fee schedules.
Yes, as part of Bear Mountain State Park, visitors should be aware of park regulations. These often include rules regarding littering, pet leashing, and staying on marked trails. There may also be parking fees, especially during peak seasons. It's always best to consult the official New York State Parks website for the most up-to-date information on rules and fees.
Yes, the route primarily combines sections of the Ramapo-Dunderberg Trail (marked with red blazes) and the Timp-Torne Trail (marked with blue blazes). It also passes through smaller sections of other paths such as the Jones Trail and the 1777 Trail.
Many experienced hikers and joggers suggest taking the Ramapo-Dunderberg Trail first. This approach allows you to get the steepest part of the elevation gain out of the way early in your journey, potentially making the latter half of the loop feel more manageable.
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