Petites Gap, Highcock Knob, and Sulphur Spring Loop
Petites Gap, Highcock Knob, and Sulphur Spring Loop
4.5
(3566)
9,113
hikers
04:08
13.4km
500m
Hiking
You can hike the Petites Gap, Highcock Knob, and Sulphur Spring Loop for a moderate adventure through diverse landscapes. This route covers 8.3 miles (13.4 km) and climbs 1645 feet (501 metres) in elevation, typically taking about 4 hours and 8 minutes to complete. As you hike, you will pass…
Last updated: April 23, 2026
Tips
Your route passes through protected areas
Please check local regulations for:
Waypoints
Start point
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17 m
Petites Gap
Mountain Pass
1.82 km
Highlight • Summit
4.75 km
Highlight • Viewpoint
Tip by
5.12 km
Viewpoint
Viewpoint
13.4 km
End point
Way Types & Surfaces
Way Types
9.13 km
4.24 km
Surfaces
9.13 km
4.25 km
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Elevation
Highest point (920 m)
Lowest point (450 m)
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Weather
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Friday 29 May
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This route was planned by komoot.
The komoot tour data suggests this hike takes approximately 4 hours and 9 minutes to complete. However, this is an estimate and actual times can vary based on your fitness level, pace, and how long you spend enjoying the viewpoints.
The terrain is varied, featuring a mix of dirt paths, some rocky sections, and a portion on a gravel forest road. You'll encounter significant climbs, especially on the Appalachian Trail section, and descents, with some parts winding through rhododendron tunnels and alongside a stream in Sulphur Spring Hollow.
The trail typically starts at Petites Gap. Parking is generally available there, though it's always a good idea to arrive early, especially on busy days, to secure a spot.
Yes, the trail is generally dog-friendly. However, as it's located within the Jefferson National Forest, it's important to keep your dog on a leash and practice Leave No Trace principles, including packing out all waste.
The loop offers diverse scenery. Along the Appalachian Trail, you might catch partial views of Thunder Ridge and Terrapin Mountain. A campsite just before the AT descends from Highcock Knob offers northeast views. The Sulphur Spring Hollow segment provides a pleasant walk alongside a running stream, and the Sulphur Springs Trail Overlook offers expansive views of the Arnold Valley framed by mountains.
Spring is excellent for wildflowers, especially in the rhododendron tunnels. Early December, after leaf fall, can offer better partial views. While accessible year-round, be prepared for potential snow and ice in winter and lush foliage in summer that might obscure some distant views.
Generally, there are no permits or entrance fees required for day hiking in the Jefferson National Forest. However, always check the official U.S. Forest Service website for the latest regulations, especially if planning an overnight stay or using specific facilities.
Yes, the route incorporates sections of several other paths. A significant portion follows the iconic Appalachian Trail, and it also utilizes parts of the Sulphur Spring Trail, Piney Ridge Trail, and Glenwood Horse Trail.
Hikers starting at Petites Gap and heading southbound on the Appalachian Trail will encounter an immediate and significant climb, gaining nearly 700 feet in the first mile. If you prefer to tackle the steepest ascent early, this direction is suitable. Otherwise, consider hiking the loop in the opposite direction for a potentially more gradual initial climb.
Yes, there are several camping opportunities. You'll find campsites along the trail, including at Marble Spring, and some spots along Petites Gap Road that are suitable for car camping, making it an option for overnight trips.
The trail is known for its wildflowers in the spring, particularly within the rhododendron tunnels. As it's in a wilderness area, you might encounter various forest wildlife, though sightings are not guaranteed. Always be aware of your surroundings and respect the natural habitat.