Grandmaster Ultras 2027

Fri, Feb 26, 2027, 7:00 AM PST

Location: Mesquite, NV; 501 Hillside Dr, 89027
Type: ULTRA

At a glance

An epic desert ultrarunning adventure in the Arizona Strip, exclusively for runners 50+, featuring rugged trails and breathtaking views.

Fun
Scenic
Quirky

Great for

Masters (40+)

Embrace an unforgettable ultrarunning adventure at the Grandmaster Ultras, exclusively for runners aged 50 and above. Explore the warm, sun-drenched Arizona Strip, conquering rugged ATV trails, stunning desert vistas, and rocky canyons. This event offers a unique chance to test your endurance on remote, beautiful high desert terrain, with distances including 100 Miles, 100K, 50 Miles, and 50K. It's a true celebration of grandmaster runners pushing their limits in the scenic Southwest.

What to expect

Experience rugged ATV trails, rocky canyons, and stunning desert vistas. Navigate the challenging Thelma & Louise Loop, featuring a thrilling tunnel and iconic overlook. Find support at well-stocked aid stations with friendly volunteers.

Standout details

Exclusively for runners 50+
Rugged Arizona Strip desert terrain
Iconic Thelma & Louise Loop
Pacers for 70+ runners from the start

Auto-drafted from the public listing — confirm details on the official event page before signing up.

Distances & registration

4 options

Registration for all distances is through the official signup link above.

50K
Sat, Feb 27, 7:00 AM PST · From $149.40
Opens May 3, 2026, 8:00 PM PDT · Closes Feb 26, 2027, 6:59 PM PST
50 Miles
Sat, Feb 27, 7:00 AM PST · From $170.60
Opens May 3, 2026, 8:00 PM PDT · Closes Feb 26, 2027, 6:59 PM PST
100K
Fri, Feb 26, 7:00 AM PST · From $218.30
Opens May 3, 2026, 8:00 PM PDT · Closes Feb 25, 2027, 6:59 PM PST

+ 1 more option

100 Miles
Fri, Feb 26, 7:00 AM PST · From $250.10
Opens May 3, 2026, 8:00 PM PDT · Closes Feb 25, 2027, 6:59 PM PST

Vibe Check

Push Potential

The course

Hilly

From the organizer

🌵🏜️ Grandmaster Ultras: Arizona Strip Adventure – Exclusively for Runners 50+!

Escape to the warm, sun-drenched Arizona Strip for an unforgettable ultrarunning experience! Conquer miles of rugged ATV trails, stunning desert vistas, Joshua trees, rocky canyons, and endless blue skies. This is your chance to test your grit on remote, beautiful terrain in the heart of the high desert—where every step feels like a true adventure.

Event Highlights:

100 Miler & 100K : Epic loops with 48-hour cutoffs – start Friday 8:00 AM MST 50 Miler & 50K : Double the fun (or single for 50K) – start Saturday 8:00 AM MST with 24-hour cutoffs Pacers allowed for 100M/100K after the first lap or when darkness falls; 50K/50M pacers permitted if finishing in the dark. Runners 70+ get pacers from the start in ALL distances—because experience deserves every advantage! The Course – Pure Desert Magic

The heart of the event is the challenging 50K clockwise Thelma & Louise Loop (plus a 6.2-mile out-and-back) , with ~1,580 ft elevation gain/loss. Drop into a thrilling tunnel at mile 0.6, climb steep hills, cruise rocky ATV trails, and hit the iconic Thelma & Louise overlook at mile 19—breathtaking views of Beaver Dam Wash that feel straight out of a classic adventure film! Max elevation ~2,605 ft, min ~1,722 ft.

50 Miler : Double the Thelma & Louise Loop before heading home (~2,450 ft gain/loss) 100K : Two full 50K loops 100 Miler : Two full 50M loops for the ultimate endurance test Aid stations at Oasis, Cross Roads (water), Junction, Cattle Gate, Overlook, and more—stocked with friendly volunteers ready to fuel your journey.

Start/Finish Location : Lat 36.8272085438359, Long -113.997853251625 (just off Hwy 91, you can get there by regular car)

Garmin Course Profiles:

50K: https://connect.garmin.com/modern/course/257650669 50M: https://connect.garmin.com/modern/course/edit/257652206

This is more than a race—it's a celebration of grandmaster runners pushing limits in one of the most scenic, untamed corners of the Southwest. Register now and claim your piece of Arizona Strip glory! 💪🔥

Who's ready to run wild under the desert sun 🏜 ?

#GrandmasterUltras #ArizonaStripUltra #50PlusStrong #ThelmaAndLouiseLoop #DesertAdventure #UltraRunning

Also in this area

Similar vibe nearby

Races nearby with a similar atmosphere.

Easier options nearby

Lower-difficulty races in the same state.

More demanding options nearby

Higher-difficulty races in the same state.