5.0
(1)
32
riders
4
rides
Gravel biking in Jenny Jump State Forest offers routes through a landscape shaped by ancient glaciers, featuring rolling terrain, rocky outcroppings, and mature hardwood forests. The area provides diverse environments for gravel cyclists, from multi-use trails to unpaved roads. Riders can expect varied elevations and scenic views across the Highlands and Kittatinny Mountains. This region's geology includes prominent glacial boulders and ancient rock formations, contributing to its rugged character.
Last updated: June 29, 2026
17
riders
95.2km
07:20
500m
500m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
8
riders
67.2km
04:28
450m
450m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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5
riders
55.0km
03:39
360m
360m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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The Sussex Branch Trail is a 21-mile-long trail that runs from Branchville to Byram. This section of the trail runs through Allamuchy State Park and is mostly flat. The trail passes through some beautiful woodlands and several lakes.
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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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As an older total noob, the iron mine section was far too challenging on the climb and definitely anything but easy on the descent. Maybe I should stick to gravelπ€£π€£π€
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A short uphill trail that connects Jefferson Lake with the White Trail.
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The Sussex Branch Trail is unpaved and traverses roughly 20 miles through farmland, forest and towns in Sussex County. The trail goes through many quiet areas and is pretty flat.
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The bridge allows you to ride over the Delaware River. The views are pretty here!
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Riding surfaces get even more diverse here but a joy to ride.
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There are several gravel biking opportunities within and around Jenny Jump State Forest. Our guide features 4 routes, ranging from moderate to difficult, offering diverse experiences for gravel cyclists.
The terrain in Jenny Jump State Forest is characterized by rolling hills, rocky outcroppings, and glacial boulders, providing a rugged and scenic environment. While some trails are multi-use and suitable for gravel bikes, expect varied surfaces that can be challenging. The area also features unpaved roads around the forest that are excellent for gravel cycling.
While many trails in Jenny Jump State Forest can be quite rugged, the surrounding area offers some less-trafficked unpaved roads that might be more suitable for families. For a moderate-difficulty option, consider the Sussex Branch Trail β Whites Pond loop from Mount Olive, which covers about 55 km.
Jenny Jump State Forest is generally dog-friendly, but it's always best to check specific trail regulations before heading out. Most state parks in New Jersey allow leashed dogs on trails, but rules can vary. Ensure your dog is comfortable with varied terrain and longer distances if you plan to tackle the more challenging routes.
Jenny Jump State Forest is renowned for its panoramic views. The Summit Trail, though primarily a hiking trail, offers breathtaking vistas of the Highlands, Kittatinny Mountains, and the Great Meadows. You'll also encounter significant glacial formations, rocky outcroppings, and beautiful lakes like Ghost Lake and Mountain Lake throughout the forest.
Spring and fall are generally the best seasons for gravel biking in Jenny Jump State Forest, offering pleasant temperatures and vibrant foliage. Summer can be enjoyable, but be prepared for warmer weather and potential humidity. Winter riding is possible, especially for cross-country skiing on open terrain, but trail conditions can be unpredictable due to snow and ice.
Yes, for those seeking longer rides, our guide includes several extensive routes. The Paulinskill Valley Trail β Paulinskill Valley Trail loop from Portland is a challenging option spanning nearly 97 km, while the Sussex Branch Trail β Paulinskill Valley Trail loop from Mount Olive covers about 74 km.
Jenny Jump State Forest provides designated parking areas for visitors. The main park office and various trailheads typically have parking facilities. It's advisable to check the official park website or signage upon arrival for the most current parking information and any potential fees.
Beyond gravel biking, Jenny Jump State Forest offers a wide array of outdoor activities. You can enjoy hiking on its extensive trail network, camping at various sites, boating and fishing on Ghost Lake and Mountain Lake, and even stargazing at the Greenwood Observatory operated by the United Astronomy Clubs of New Jersey. Picnicking and wildlife viewing are also popular.
The area is highly rated by the komoot community, with an average score of 5.0 stars. Reviewers often praise the challenging and diverse terrain, the stunning panoramic views, and the opportunity to explore the rugged, glacial-carved landscapes of this unique New Jersey state forest.


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