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Routes
Hiking trails & Routes
United States
Texas
Culberson County

Permian Reef Trail

Hard

2.6

(1)

74

hikers

Permian Reef Trail

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

A

Start point

Parking

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1

2.48 km

Permian Reef Trail (Switchback Section)

Highlight (Segment) • Trail

This steep section of the Permian Reef Trail takes you up to the top of Wilderness Ridge through an ancient, fossilized reef known as the Capitan Reef. The trail was …

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2

7.55 km

After traversing the top of Wilderness Ridge, which grants you fantastic views of McKittrick Canyon from various viewpoints along its edge, you will reach a metal barbed-wire fence and "revolving …

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B

15.2 km

End point

Parking

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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

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

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.

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Frequently Asked Questions

What is the terrain like on the Permian Reef Trail?

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.

Is the Permian Reef Trail suitable for beginners?

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.

What makes the Permian Reef Trail unique?

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.

Where does the Permian Reef Trail start and where can I park?

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.

What is the best time of year to hike this trail?

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.

Do I need a permit or pay an entrance fee to hike the Permian Reef Trail?

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.

Is the Permian Reef Trail dog-friendly?

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.

What can I see along the route?

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.

Is the Permian Reef Trail a loop or out-and-back?

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.

Are there any facilities or campgrounds along the trail?

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.

What should I bring for a hike on the Permian Reef Trail?

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.

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5.0

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Hunter Peak and The Bowl Loop

06:17h

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860m

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