3.1
(8)
45
hikers
01:22
4.81km
100m
Hiking
The Pebble Loop Trail offers a rewarding hike through the varied landscapes of Allamuchy Mountain State Park, New Jersey. You'll navigate a mix of singletrack and doubletrack paths, winding through wooded sections and open fields. The trail's defining feature is its rocky terrain, with numerous scattered stones and noticeable climbs…
Last updated: June 9, 2026
Waypoints
Way Types & Surfaces
Way Types
4.81 km
Surfaces
3.25 km
1.53 km
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Elevation
Highest point (320 m)
Lowest point (240 m)
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Tuesday 30 June
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This route was planned by komoot.
The Pebble Loop Trail is approximately 4.8 kilometers (3.1 miles) long. Hikers generally complete it in about 1 hour and 20 minutes, depending on pace and stops.
The trail features a varied terrain with a mix of single and doubletrack paths. You'll encounter numerous scattered rocks and frequent 'rock gardens,' along with a rolling landscape that includes both gradual and moderately steep ascents and descents. Sections can be rocky with moss-covered stones, and it crosses two small streams.
The Pebble Loop Trail is located within Allamuchy Mountain State Park. While specific parking details aren't provided, access is often via the Waterloo/517 Trail. It's advisable to check the official Allamuchy Mountain State Park website for the most current parking information and trailhead access points.
The most distinctive feature is the 'Pebble' itself, a large and impressive glacial erratic found at approximately 1.3 miles into the loop at its summit. This geological point of interest gives the trail its name. The trail also offers a scenic forested loop and views along the ridgeline above the Musconetcong River.
Yes, the trail is generally dog-friendly. However, it's always recommended to keep dogs on a leash and to follow all park regulations regarding pets within Allamuchy Mountain State Park.
Generally, there are no entrance fees for Allamuchy Mountain State Park. However, it's always a good idea to check the official New Jersey State Park website (nj.gov) for any updated information on permits or fees before your visit.
The trail can be enjoyed year-round. Spring offers lush greenery and blooming flora, while autumn provides vibrant fall foliage. Summer is pleasant due to the dense, shady forest. Winter hiking is possible, but be prepared for potentially icy or snowy conditions on the rocky sections.
Yes, the route overlaps with sections of the Waterloo-517 Trail and the Highlands Trail. It also briefly touches parts of the Ranger Trail and the 9-11 Trail (New Jersey thru route), providing connections to a larger network within the park.
The Pebble Loop Trail is generally rated as easy to moderate. While the overall difficulty is manageable, some sections, particularly when accessed via the Waterloo/517 Trail, begin with a sustained, strenuous, and rocky climb. The rocky terrain requires careful footing, making it a bit more challenging than a flat, smooth path.
The wooded habitat provides opportunities to observe a variety of wildlife. Hikers have reported seeing deer, swans, great blue herons, and beavers. Keep an eye out for various bird species and other forest creatures.
Allamuchy Mountain State Park is a natural area, so there are no cafes directly on the trail. However, nearby towns like Stanhope and Netcong offer various amenities, including cafes, pubs, and accommodation options, a short drive from the park.
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