128
runners
22
runs
Jogging in Round Valley Recreation Area offers diverse terrain around the vast Round Valley Reservoir, New Jersey's deepest lake. The area features trails through diverse woodlands, along the reservoir's shoreline, and up Cushetunk Mountain, which frames the landscape. Runners can expect a mix of flat packed dirt paths, gravel roads, and more rugged sections with rocks and roots, providing varied experiences for different fitness levels.
Last updated: May 16, 2026
6
runners
Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5
runners
10.2km
01:03
50m
50m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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8
runners
20.5km
02:08
110m
110m
Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
3
runners
11.8km
01:14
90m
90m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
11
runners
24.4km
02:33
180m
180m
Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Clinton Mills Dam, located on the South Branch Raritan River, holds historical significance as a former industrial site powering the Clinton Mills. Today, it captivates visitors with its scenic beauty and offers recreational opportunities such as fishing and birdwatching, preserving its legacy amidst natural splendor.
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Pine Hill Section Nature Reserve is a woodland area that strides the Raritan River. You can ride to the reserve using Hampton Road that takes you over the bridge near the dam. This is a beautiful ride, but be aware that this is a gravel road.
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Cushetunk Mountain is the name-giving peak of the Cushetunk Mountain Nature Preserve and lies at the shores of the Round Valley Reservoir. The Red Cushetunk Trail leads through beautiful forested areas up the mountain.
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Pine Hill Section Nature Reserve is a woodland area that strides the Raritan River. You can ride to the reserve using Hampton Road that takes you over the bridge near the dam. This is a beautiful ride, but be aware that this is a gravel road.
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Cushetunk Mountain is the name-giving peak of the Cushetunk Mountain Nature Preserve and lies at the shores of the Round Valley Reservoir. The Red Cushetunk Trail leads through beautiful forested areas up the mountain.
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Mannon-Sauerland Pond is a small pond right on the corer of Red Cushetunk Trail and Round Valley Youth Canter driveway. It is a pond surrounded by cattails and is a popular fishing spot for Scouts. There are a few benches for riders to sit and enjoy the calm waters.
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Covering 2,350 acres and reaching depths of about 180 feet, Round Valley Reservoir is set against the picturesque backdrop of the Cushetunk Mountains. It's important to note that swimming is only permitted in designated areas.
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Round Valley Recreation Area offers a diverse selection of over 20 running routes. These include a mix of easy, moderate, and challenging trails, with 15 routes rated as moderate and 6 as difficult, ensuring options for various fitness levels.
The trails in Round Valley Recreation Area feature a wide variety of surfaces. You'll find everything from flat, packed dirt paths and multi-use gravel roads to more rugged sections with rocks, roots, and steep ascents, particularly on trails like the Cushetunk Trail. Some areas also have paved sections.
Yes, for a more relaxed experience, the Family Hike & Bike Trail (White Trail) and the Pine Tree Trail (Green Trail) are both approximately one-mile-long loops. These are ideal for casual jogging, families, and birdwatchers, passing through pleasant pine woodlands.
Joggers can enjoy stunning views of the vast Round Valley Reservoir, New Jersey's largest reservoir, from various points along the trails. The Little Round Top Trail offers excellent vistas of the reservoir, Landsdown Meadows, and Jugtown Mountain. Keep an eye out for bald eagles soaring above Cushetunk Mountain, and in late July, you might even find raspberries along the trails.
Absolutely. For a significant challenge, consider the Round Valley Reservoir β Round Valley Reservoir loop from Clinton Township. This difficult 13.1-mile route features substantial elevation gain and panoramic views. Another demanding option is the Clinton Mills Dam β Pine Hill Section loop from Echo Hill Park, which covers over 12 miles with notable elevation changes.
While the guide does not explicitly state dog-friendly policies for all trails, many state parks in New Jersey allow leashed dogs on trails. It's always best to check the official Round Valley Recreation Area website or signage at the trailhead for the most current regulations regarding pets.
Yes, many of the routes are designed as loops. Popular options include the challenging Round Valley Reservoir β Round Valley Reservoir loop from Clinton Township, the moderate Pine Hill Section loop from Allerton, and the Running loop from Clinton. These provide varied distances and difficulties for a complete running experience.
The running routes in Round Valley Recreation Area are highly regarded by the komoot community, holding an average rating of 5.0 stars. Runners often praise the diverse landscapes, from dense woodlands to expansive reservoir views, and the variety of terrain that caters to different preferences.
Yes, Round Valley Recreation Area is well-equipped with parking facilities. Specific trailheads and access points typically have designated parking areas for visitors. It's advisable to check a park map for the most convenient parking for your chosen route.
The trails are accessible year-round. Fall offers spectacular foliage, making it a particularly scenic time for a run. Spring and summer provide lush greenery, while winter can offer opportunities for cross-country skiing on some trails, though conditions may vary.
For longer runs, the Round Valley Reservoir β Round Valley Reservoir loop from Clinton Township is an excellent choice, spanning 13.1 miles. Another substantial option is the Clinton Mills Dam β Pine Hill Section loop from Echo Hill Park, which is 12.7 miles long.
Yes, the Cushetunk Mountains form a picturesque backdrop to the recreation area. The Cushetunk Trail (Red Trail) specifically traverses the ridge of Cushetunk Mountain, offering views and a challenging run through forested areas, rising 500 feet above the shoreline.


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