2.6
(1)
74
hikers
06:12
15.2km
710m
Hiking
Embark on the Permian Reef Trail for a challenging hike through Guadalupe Mountains National Park. This difficult 9.4-mile (15.2 km) route demands a significant effort, climbing 2338 feet (713 metres) over an estimated 6 hours and 12 minutes. As you ascend, you will experience a dramatic landscape, transitioning from barren…
Last updated: April 23, 2026
Waypoints
Start point
Parking
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2.48 km
Highlight (Segment) • Trail
Tip by
7.55 km
Highlight • Monument
Tip by
15.2 km
End point
Parking
Way Types & Surfaces
Way Types
14.4 km
294 m
255 m
187 m
Surfaces
14.9 km
226 m
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Elevation
Highest point (2,130 m)
Lowest point (1,520 m)
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Weather
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Tuesday 2 June
30°C
18°C
49 %
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Max wind speed: 9.0 km/h
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This route was planned by komoot.
The trail begins by crossing a wide wash, then climbs steeply up exposed, barren limestone slopes. As you ascend, the terrain becomes rockier and quite steep, with some switchbacks. You'll traverse below sheer cliffs of the Capitan Reef. After about three miles of climbing, it levels out along Wilderness Ridge, transitioning from desert to a more sparsely wooded, and eventually forested, plateau.
No, the Permian Reef Trail is considered moderate to strenuous. It involves a significant elevation gain of approximately 2,000 to 2,380 feet over 3.2 to 4.0 miles to reach the ridge top. The ascent is steady and often steep, with loose rock surfaces. It's best suited for experienced hikers or those in good physical condition.
The trail is an outdoor museum, showcasing the geological and fossil features of the ancient Capitan Reef from the Permian period. You can literally 'climb up the slope of the deep sea floor to the shallow reef and lagoon,' observing fossilized marine life like fusulinids and brachiopods. A detailed guide describing 30 numbered features is available at the visitor center.
The Permian Reef Trail starts at the mouth of McKittrick Canyon within Guadalupe Mountains National Park. Parking is available at the McKittrick Canyon trailhead. Be aware that the gate to McKittrick Canyon closes at 4:30 PM, so plan your hike accordingly.
The trail is best hiked during winter, spring, or fall. The south-facing slopes receive full sun all day, making summer hikes extremely hot and challenging. Cooler temperatures in the shoulder seasons and winter provide a more comfortable experience.
Yes, the Permian Reef Trail is located within Guadalupe Mountains National Park, which requires an entrance fee. You can find current fee information on the National Park Service website. Backcountry permits are required for overnight stays, such as at the primitive campground on the ridge.
No, dogs are generally not allowed on trails within Guadalupe Mountains National Park, including the Permian Reef Trail. Pets are only permitted in developed areas like campgrounds, picnic areas, and along roadsides, and must be on a leash.
You'll experience sweeping views into South McKittrick Canyon and across the Chihuahuan Desert. Along the way, you can observe desert plants like agave and cacti. Higher up, views extend towards Hunter Peak and other mountains. Notable points include the Permian Reef Trail (Switchback Section) and the Texas - New Mexico Border and Fence.
The Permian Reef Trail is primarily an out-and-back trail. The full hike to the New Mexico border can be up to 9.9 miles round trip, taking 5-7 hours, before returning the same way.
There is a primitive campground available on Wilderness Ridge, approximately 3-4 miles up the trail. This is a backcountry site requiring a permit for overnight stays. There are no other facilities like water sources or restrooms directly on the trail itself.
Given its challenging nature and exposure, you should bring plenty of water (there are no water sources on the trail), sturdy hiking boots, sun protection (hat, sunscreen), and trekking poles are highly recommended for stability on the steep, rocky sections. Layers of clothing are also advisable due to potential temperature changes between the canyon floor and the ridge.