5.0
(7249)
13,508
riders
02:01
29.9km
230m
Mountain biking
The Porcupine Rim Trail offers a classic mountain biking experience in the high desert landscapes of the Sand Flats Recreation Area. You will navigate challenging rocky terrain, often along cliff edges, providing dramatic glimpses into Jackass Canyon below. This difficult route covers 18.6 miles (29.9 km) with an elevation gain…
Last updated: April 23, 2026
Tips
Your route passes through protected areas
Please check local regulations for:
Waypoints
Start point
Parking
Get Directions
3.04 km
Castle Valley Overlook 1
Viewpoint
4.24 km
Castle Valley Overlook 2
Viewpoint
5.44 km
Castle Valley Overlook 3
Viewpoint
18.3 km
Highlight • MTB Park
Tip by
21.5 km
Highlight • Trail
Tip by
24.2 km
Highlight • Rest Area
Tip by
29.9 km
End point
Parking
Way Types & Surfaces
Way Types
21.1 km
7.26 km
838 m
209 m
205 m
150 m
132 m
Surfaces
21.2 km
7.50 km
706 m
394 m
< 100 m
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Elevation
Highest point (2,220 m)
Lowest point (1,210 m)
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Weather
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Today
Friday 8 May
24°C
11°C
0 %
Additional weather tips
Max wind speed: 17.0 km/h
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This route was planned by komoot.
This trail is rated as expert technical and Black Diamond difficulty, making it unsuitable for beginners. It demands advanced technical skills and good physical condition. Riders will encounter rocky ledges, drops, and slickrock sections, often along significant cliff edges. Dual-suspension bikes are highly recommended due to the constant jarring terrain.
While the exact duration can vary based on skill level and stops for views, the riding time for the Porcupine Rim Trail itself is approximately 2 hours. This is based on a duration of 7259 seconds (about 2 hours) for the 29.8 km route.
The trail offers a diverse and demanding landscape. You'll encounter rocky ledges, slickrock, dirt, and sandy sections. The ride starts with a moderate climb on a wide-track trail, followed by a significant downhill descent characterized by advanced technical elements, including numerous small rocky ledges and drops. The final three miles are particularly challenging singletrack along cliff edges.
Yes, the Porcupine Rim Trail is located within the Sand Flats Recreation Area, which requires an entrance fee. You will need to pay a fee to access the area. Check the official Sand Flats Recreation Area website for current fee structures and any specific permit requirements.
The ideal times to ride are typically spring (March to May) and fall (September to October) when temperatures are more moderate. Summers can be extremely hot, and winters may bring snow or ice, making conditions challenging or impassable.
Parking is generally available at trailheads accessing the route. Given its popularity as a downhill ride, many riders utilize shuttle services that drop them off at the upper trailheads, allowing for a continuous descent. The route often finishes near the Colorado River, requiring a shuttle back to your starting point or vehicle.
You'll be treated to stunning panoramic vistas of the Colorado River, the majestic La Sal Mountains, and the striking spires of Castle Valley. The singletrack sections near the end offer dramatic glimpses into Jackass Canyon. The route also passes by the Technique Segment - Porcupine Rim Single Track and near the Grandstaff Canyon Trailhead.
Information regarding dog-friendliness for this specific trail is not explicitly provided. However, as it's a highly technical mountain biking trail, it may not be suitable for dogs, especially given the cliff-side exposure and challenging terrain. It's best to check with the Sand Flats Recreation Area management for their specific regulations regarding pets on the trail.
Yes, the route intersects with several other paths. It covers significant portions of the Porcupine Rim 4x4 Trail and the Porcupine Rim Single Track. It also briefly touches sections of the Moab Canyon Pathway, ADT - Utah - R - Seg 1, and Kokopelli's Trail.
The Porcupine Rim Trail is considered a classic for its thrilling, long, and technical descent combined with dramatic cliff-side exposure and unforgettable views. It's often ridden as the final, most technical section of "The Whole Enchilada" and is renowned for its continuous rock drops, challenging slickrock, and exhilarating singletrack, all set against unparalleled canyon and river views.
Given the trail's technical nature and remote sections, it's crucial to pack essentials. This includes plenty of water, snacks, a repair kit for your bike (including tubes, pump, and multi-tool), a first-aid kit, sun protection (sunscreen, hat, sunglasses), and appropriate riding gear. A helmet is mandatory, and knee/elbow pads are highly recommended.