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Running

Grandmaster Ultras 2027

Date
February 26–28, 2027
Distance
100 Miler · 100 KM · 50 Miler & more
Register →

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

Events

100 MilerFri, Feb 26 · 7 AMRegister →
100 KMFri, Feb 26 · 7 AMRegister →
50 MilerSat, Feb 27 · 7 AMRegister →
50 KMSat, Feb 27 · 7 AMRegister →

Weather

Typical Conditions

It's too far out for a forecast, so here's what weather on this date is normally like in the area. A race day forecast will replace this as race week approaches.

Typical High

68°

Typical Low

37°

Chance of Rain

12%

Based on US Climate Normals data from Bunkerville, 4 mi from the venue.

Sunrise 6:12 AMSunset 5:28 PMDaylight 11h 16m

Host City

About Mesquite, NV

Population

21,314

as of 2023

Nearest Airport

SGU

St George Regional Airport · 35 mi

Major Hub

LAS

Harry Reid International Airport · 78 mi

Time Zone

Pacific Time

From Endurance Grid

A mid-size host city. Enough lodging and amenities to keep race weekend easy, without big-city sprawl.

Race Location

Your Next Start Line

What Are You
Waiting For?

Every finish line starts with a single decision. Claim your spot at Grandmaster Ultras 2027, put it on the calendar, and turn “someday” into a start date.

263

Days to train

Race
Grandmaster Ultras 2027
Date
February 26–28, 2027

From Endurance Grid

About This Sport

Endurance Grid is here to help you understand the sport, decide if it's the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer's event page.

With running, there's a distance for every fitness level, a community at every start line, and nothing beats the feeling of crossing a finish line you trained for.

Running is an endurance sport that rewards consistency, and showing up every week compounds in ways that will surprise you.

Read the Guide

Running

From 5K to marathon, running races are the most accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.

Frequently Asked Questions (FAQs)

What is the Grandmaster Ultras 2027?
Grandmaster Ultras 2027 is a running race held in Mesquite, Nevada on February 26, 2027. It is one of the many endurance events listed on Endurance Grid, a multi-sport endurance event calendar covering running races, triathlons, HYROX, and more endurance sports across the United States. Find more running races near you or explore our sports guides to learn what race day actually feels like.
When and where is the Grandmaster Ultras 2027?
Friday, February 26, 2027 in Mesquite, Nevada at 501 Hillside Dr, Mesquite, NV. Check the event page for exact start times and wave schedules.
How do I register for the Grandmaster Ultras 2027?
Registration is handled through the event's registration page. Confirm pricing and distances there, and sign up.

Grandmaster Ultras 2027

Feb 26, 2027

Register →