4.5
(2)
32
riders
5
rides
Gravel biking in Swartswood State Park offers routes through a landscape shaped by glacial history, featuring pristine forests and unpaved multi-use trails. The park is characterized by its tranquil, rural setting, with the third-largest freshwater lake in New Jersey, Swartswood Lake, at its heart. Riders can expect varied terrain, including hilly sections and natural surfaces suitable for gravel bikes. This area provides a mix of easy to challenging paths for exploring its natural features.
Last updated: May 31, 2026
5.0
(1)
7
riders
58.8km
03:33
390m
390m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
11
riders
71.0km
05:33
450m
450m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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7
riders
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
6
riders
36.2km
02:38
270m
270m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
3
riders
15.6km
01:05
90m
90m
Easy gravel ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
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Paulinskill Lake was created after a dam was constructed across the river in Stillwater Township in the 1920s. From this point in the rail trail, there is a great view of the lake.
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The Paulinskill Valley Trail is a 27-mile trail that follows along a river of the same name. The trail is mostly gravel and dirt. This section runs alongside Paulinskill Lake and there are several points where you get a great view of the water.
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Lake Paulinskill is situated just west of the town of Newton. It is a long narrow 174-acre lake with full tree lined shores. The view here looking over the bridge on Swartswood Road is particularly nice.
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A tranquil escape for hikers, cyclists, and nature enthusiasts exploring the scenic Sussex Branch Trail. It's wildly popular for wildlife viewing and birding.
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Riding surfaces get even more diverse here but a joy to ride.
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resting spot with view over the Paulins Kill River
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Amazing single track that continues over long stretches. Watch out for horse tours.
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The Paulinskill Viaduct. Parking lot for cars to get to the trail head.
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Gravel biking in Swartswood State Park offers a mix of natural, unpaved surfaces. You'll find hilly sections, earthen paths, and some routes with steep, rocky terrain, particularly on trails like the Grist Mill Trail. Many trails are multi-use and feature natural surfaces suitable for gravel bikes, providing a varied riding experience.
Yes, there are options for easier rides. For instance, the Bear Claw Trail is an 0.8-mile earthen, hilly path that can be combined with the paved Duck Pond Trail for an easy to moderate loop. The park's network includes routes suitable for different ability levels, including some easier loops. One easy route is Whites Pond β Whites Pond loop from Drakes Pond, which is about 9.6 miles (15.5 km) long.
The park is rich in natural beauty. You'll encounter Swartswood Lake, New Jersey's third-largest freshwater lake, and the smaller Little Swartswood Lake, both formed by glaciers. The pristine forests offer opportunities for wildlife spotting, including a healthy bald eagle population. The Duck Pond Multi-Use Trail even features a bird blind for observation.
Swartswood State Park is a year-round destination. While specific trail conditions vary, the park offers beautiful scenery in spring, summer, and fall. Winter biking is also possible, with opportunities for cross-country skiing and ice fishing, but be prepared for seasonal trail conditions like snow and ice.
Generally, dogs are permitted on trails in New Jersey State Parks, but they must be kept on a leash no longer than six feet. Always check the latest park regulations before your visit to ensure compliance.
The area is highly rated by the komoot community, with an average score of 4.5 stars. Riders often praise the tranquil, rural setting, the pristine forests, and the diverse unpaved multi-use trails that offer a peaceful escape. The glacial lakes also add to the scenic beauty of the routes.
Yes, the area offers several longer routes. For example, the Paulinskill Valley Trail β Paulinskill Valley Trail loop from Newton is a challenging 44.1 miles (71.0 km) path, offering extensive riding along the Paulinskill Valley. Another option is the Sussex Branch Trail β Paulinskill Valley Trail loop from Newton, a moderate 36.5 miles (58.8 km) trail combining two historic rail trails.
Yes, many of the gravel biking opportunities in and around Swartswood State Park are designed as loops. For instance, the Paulinskill Valley Trail β View of the Paulins Kill River loop from Newton is a 33.7 miles (54.2 km) loop. The Grist Mill Trail within the park is also a 1.5-mile loop.
Swartswood State Park offers various parking areas for visitors accessing its trails and facilities. Specific trailheads often have designated parking lots. It's advisable to check the official park map or website for the most current information on parking locations and any potential fees.
Swartswood State Park is known for its remote, rural setting, so on-site dining options are limited. However, there are towns and communities nearby, such as Newton, where you can find cafes, restaurants, and other amenities to refuel after your ride.
The trails in Swartswood State Park range from easy to difficult. You'll find moderate routes like the Sussex Branch Trail β Paulinskill Valley Trail loop from Newton, and more challenging options such as the Paulinskill Valley Trail β Paulinskill Valley Trail loop from Newton. Some park trails, like the Grist Mill Trail, are noted for their steep and rocky sections.
The gravel bike routes in and around Swartswood State Park vary significantly in length. You can find shorter trails within the park, such as the Spring Lake Trail at 2.8 miles, or longer routes like the Paulinskill Valley Trail β View of the Paulins Kill River loop from Newton, which is about 33.7 miles (54.2 km).


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