Red Rock Canyon Ultra

NOV
14
2026
Trail ultras near Red Rock Escarpment outside Las Vegas with 100k, 50k and 17k routes, aid stations every 5.5 to 8.5 miles and a 200 runner cap.
Sat 14 Nov 2026
100 kilometers 50 kilometers 17 kilometers

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Red Rock Canyon Ultras

The Red Rock Canyon event is a trail endurance series held in the Red Rock Escarpment area just outside Las Vegas, Nevada. Courses start at the Red Rock Visitor Center and travel through Aztec sandstone canyons and washes, across sandstone quarries, and around limestone formations that are millions of years old. The 100k route traverses the full distance of Red Rock and Cottonwood Valley, reaches the bottom of Satan's Escalator, and returns to the town of Blue Diamond. The 50k follows many of the same early sections, then climbs over Hurl, crosses a Joshua tree forest to Mud Springs aid station, and finishes in Blue Diamond. A shorter 17k course is also offered.

Course sections named on the route include Calico 1, Sandstone Quarry, Grand Circle Loop, SMYC, Dale's, Knoll, South Oak Creek, Landmine, Hurl, Black Velvet, Late Night, and Red Valley. Pacers may join runners at Late Night (mile 44) or at Red Valley (mile 48.25) before a remote section of the 100k course.

Aid stations are placed roughly 5.5 to 8.5 miles apart and provide prepackaged fruit and snacks, GU energy gels, and hydration mix. Due to BLM group size limits, the field is capped at the first 200 registered runners; later registrants are placed on a waitlist. Course maps and GPS files are provided for each distance. Visit the organization's website for the most recent information.

100 km
100k
50 km
50k
17 km
17k

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A multi-day ultrarunning festival at Cornerstone Park offering 48, 24, 12, and 6 hour races plus 100 mile, 100K and 50 mile events including the USATF 100 Mile Championship.
Six hour trail challenge where runners complete a 5K each hour, earn patches and a medal for six laps, and compete for leaderboard spots and cash prizes.
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