Grandmaster Ultras 2026

Mesquite, Nevada
Grandmaster Ultras 2026 official race logo - running event in Mesquite, Nevada
DATE:
TIME:
LOCATION:
Mesquite, Nevada
PRICE:
Free
DISTANCES:
4 Events: 100 Miles, 100K, 50 Miles, 50K

About Grandmaster Ultras 2026

Welcome to the warm and sunny Arizona strip! Come and enjoy miles of ATV trails and beautiful scenery in the desert. 100 miles and 100k have 48 hours cutoff. 50K and 50 miler runners start on Saturday, they will have 24 hours to finish the race.

 

Pacers are allowed for 100 miles and 100k after first lap or when it gets dark. For 50K and 50M runners,  you can also have pacer if you finish in the dark. Pacer can start pacing from any crew accessible aid station. For any runners over 70 years old, pacers are allowed from the start for all races.

 

Start/finish area is located at lat 36.8272085438359, long 113.997853251625

 

The main course is a 50K, featuring clockwise Thelma Louise loop, and 6.2 mile out-and-back, elevation gain and loss of 1580 feet, minimum elevation is at 1722 feet, maximum at 2605 feet, at mile 19, you will reach Thelma Louise site.

 

50 miler course will run Thelma Louise loop twice before returning to start/finish, total elevation gain and loss 2450 feet.

 

100 miler runners will run 50 miler course twice. 

 

100K runners will run 50K course twice.



From Start, running downhill, at mile 0.6 enter a tunnel, at mile 1, turn right, climb up a short but steep hill, at mile 1.5, take left fork and reach Oasis aid station (36.84685, -114.00539) at mile 1.9.

From Oasis, another 4 miles of rocky ATV trail to Cross Roads (36.90197, -114.01001) water stop at mile 6.2. Go STRAIGHT for about 3.6 to reach Junction (36.95429, -114.00749) aid station at mile 9.8.

 

From Junction aid station, turn LEFT going towards Stateline for about 2 miles, turn RIGHT, go along power line for 1.9 miles, turn RIGHT, go another 0.3 mile, turn LEFT, there will be a water stop (36.96749, -114.00545) at 13.8, follow ATV trail for 3.2 miles, to reach Cattle Gate aid station (36.93249, -114.00167) at mile 17.2.

 

From Cattle Gate, turn LEFT, follow ATV trail along the fence for about 1.8 miles to Thelma and Louise site at mile 19, turn RIGHT, go about 1 mile, turn RIGHT at water tank, go about 1 mile, turn LEFT, go about 1.2 miles to main dirt road, turn RIGHT, climb up dirt road for 1.5 miles to Overlook (36.89964, -113.99236) aid station at mile 23.7.

 

From Overlook, go STRAIGHT, 1 mile to Cross Roads water stop, 50M/100M turn RIGHT to repeat Thelma Louise Loop, then follow rest of 50K course, 50K/100K runners turn LEFT, follow 4 miles of rocky ATV trails to unmanned Oasis. Go straight, then take RIGHT fork, go about 0.9 mile, turn LEFT at the bottom of the hill, go about 0.4 mile, go through the tunnel, another 0.3 mile, turn LEFT, back to start/finish.

50M course profile on Garmin Connect: https://connect.garmin.com/modern/course/edit/257652206

Google Map: 50M course map

View 50M course map on Google Earth

 

50K course profile on Garmin Connect: https://connect.garmin.com/modern/course/257650669

Google Map: 50KM course map

View 50KM course map on Google Earth

Grandmaster Ultras 2026Welcome to the warm and sunny Arizona strip! Come and enjoy miles of ATV trails and beautiful scenery in the desert. 100 miles and 100k have 48 hours cutoff. 50K and 50 miler runners start on Saturday, they will have 24 hours to finish the race.   Pacers are allowed for 100 miles and 100k after first lap or when it gets dark. For 50K and 50M runners,  you can also have pacer if you finish in the dark. Pacer can start pacing from any crew accessible aid station. For any runners over 70 years old, pacers are allowed from the start for all races.   Start/finish area is located at lat 36.8272085438359, long 113.997853251625   The main course is a 50K, featuring clockwise Thelma Louise loop, and 6.2 mile out-and-back, elevation gain and loss of 1580 feet, minimum elevation is at 1722 feet, maximum at 2605 feet, at mile 19, you will reach Thelma Louise site.   50 miler course will run Thelma Louise loop twice before returning to start/finish, total elevation gain and loss 2450 feet.   100 miler runners will run 50 miler course twice.    100K runners will run 50K course twice. From Start, running downhill, at mile 0.6 enter a tunnel, at mile 1, turn right, climb up a short but steep hill, at mile 1.5, take left fork and reach Oasis aid station (36.84685, -114.00539) at mile 1.9.From Oasis, another 4 miles of rocky ATV trail to Cross Roads (36.90197, -114.01001) water stop at mile 6.2. Go STRAIGHT for about 3.6 to reach Junction (36.95429, -114.00749) aid station at mile 9.8.   From Junction aid station, turn LEFT going towards Stateline for about 2 miles, turn RIGHT, go along power line for 1.9 miles, turn RIGHT, go another 0.3 mile, turn LEFT, there will be a water stop (36.96749, -114.00545) at 13.8, follow ATV trail for 3.2 miles, to reach Cattle Gate aid station (36.93249, -114.00167) at mile 17.2.   From Cattle Gate, turn LEFT, follow ATV trail along the fence for about 1.8 miles to Thelma and Louise site at mile 19, turn RIGHT, go about 1 mile, turn RIGHT at water tank, go about 1 mile, turn LEFT, go about 1.2 miles to main dirt road, turn RIGHT, climb up dirt road for 1.5 miles to Overlook (36.89964, -113.99236) aid station at mile 23.7.   From Overlook, go STRAIGHT, 1 mile to Cross Roads water stop, 50M/100M turn RIGHT to repeat Thelma Louise Loop, then follow rest of 50K course, 50K/100K runners turn LEFT, follow 4 miles of rocky ATV trails to unmanned Oasis. Go straight, then take RIGHT fork, go about 0.9 mile, turn LEFT at the bottom of the hill, go about 0.4 mile, go through the tunnel, another 0.3 mile, turn LEFT, back to start/finish. 50M course profile on Garmin Connect: https://connect.garmin.com/modern/course/edit/257652206 Google Map: 50M course map View 50M course map on Google Earth   50K course profile on Garmin Connect: https://connect.garmin.com/modern/course/257650669 Google Map: 50KM course map View 50KM course map on Google Earth
Mesquite, NV

Race Events & Distances

Choose from 4 race distances available for Grandmaster Ultras 2026 in Mesquite, NV. Registration includes timing, finisher medals, and post-race refreshments.

100 Miler

100 Miles
Distance
100 Miles
Start Time
Registration Fee
$0.00
https://schema.org/EventScheduledhttps://schema.org/OfflineEventAttendanceMode
Mesquite, NV
MesquiteNV
Grandmaster Ultras 2026 Organizers

Frequently Asked Questions about 100 Miler

How long is the 100 Miler?
The 100 Miler covers 100 Miles.
What time does the 100 Miler start?
The 100 Miler starts at 7:00:00 AM.
How much does it cost to register for the 100 Miler?
Registration for the 100 Miler costs $0.00.
Where is the 100 Miler located?
The 100 Miler takes place in Mesquite, NV.

100 KM

100K
Distance
100K
Start Time
Registration Fee
$0.00
https://schema.org/EventScheduledhttps://schema.org/OfflineEventAttendanceMode
Mesquite, NV
MesquiteNV
Grandmaster Ultras 2026 Organizers

Frequently Asked Questions about 100 KM

How long is the 100 KM?
The 100 KM covers 100K.
What time does the 100 KM start?
The 100 KM starts at 7:00:00 AM.
How much does it cost to register for the 100 KM?
Registration for the 100 KM costs $0.00.
Where is the 100 KM located?
The 100 KM takes place in Mesquite, NV.

50 Miler

50 Miles
Distance
50 Miles
Start Time
Registration Fee
$0.00
https://schema.org/EventScheduledhttps://schema.org/OfflineEventAttendanceMode
Mesquite, NV
MesquiteNV
Grandmaster Ultras 2026 Organizers

Frequently Asked Questions about 50 Miler

How long is the 50 Miler?
The 50 Miler covers 50 Miles.
What time does the 50 Miler start?
The 50 Miler starts at 7:00:00 AM.
How much does it cost to register for the 50 Miler?
Registration for the 50 Miler costs $0.00.
Where is the 50 Miler located?
The 50 Miler takes place in Mesquite, NV.

50 KM

50K
Distance
50K
Start Time
Registration Fee
$0.00
https://schema.org/EventScheduledhttps://schema.org/OfflineEventAttendanceMode
Mesquite, NV
MesquiteNV
Grandmaster Ultras 2026 Organizers

Frequently Asked Questions about 50 KM

How long is the 50 KM?
The 50 KM covers 50K.
What time does the 50 KM start?
The 50 KM starts at 7:00:00 AM.
How much does it cost to register for the 50 KM?
Registration for the 50 KM costs $0.00.
Where is the 50 KM located?
The 50 KM takes place in Mesquite, NV.

Registration Information

Registration is typically available online until race day (subject to capacity). Early registration is recommended for guaranteed entry and potential early bird pricing. Check with race organizers for specific event details and included amenities.

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February 14, 2026