Event Overview

The Grand Traverse Mountain Run is a point-to-point ultra marathon from Crested Butte to Aspen, Colorado. The course follows the route of the Grand Traverse Backcountry Ski race. In total, runners travel 40 miles across the Elk Mountains with over 6,000′ of elevation gain.



Registration Opening –
TBD Spring 2021

Due to the many uncertainties associated with the ongoing pandemic, we will delay the opening of 2021 Summer GT registration until the Spring.   We expect event planning can proceed with more confidence at that time.  Keep an eye on GT email updates, or check back in the spring for a link to register here.

INDIVIDUAL Registration Cost:

December-February ——–30% Discount ——— $105.00
March-May ———————20% Discount ——— $120.00
June-September 3rd ———– 10% Discount ——— $135.00
September 4th (walk-up) ——- 0% Discount ——— $150.00

Dual Sport – Individual Registration Cost:

December-February ——–20% Discount ——— $168.00
March-May ———————20% Discount ——— $192.00
June-September 3rd ———– 20% Discount ——— $216.00
September 4th (walk-up)——- 20% Discount ——— $240.00

Grand Traverse Triple Crown

Individuals who will be, or have completed the 2021 GT Ski, may enter themselves into the 2021 Triple Crown competition by registering as a Dual Sport competitor through either online summer registrations. Please reference your Ski confirmation #, or Team Name. 

The Racer Manual and this website outline all requirements, procedures, and policies for the Grand Traverse Mountain Run race on a regular year. Given the ever-evolving circumstances of the COVID-19 epidemic, all procedures and services are subject to change.

Racers should prepare for the following possible mandates and potential alterations to 2020 GT Mountain Run & Bike races:

  • Mandatory face coverings worn at Start Line & Aid Stations.
  • Multiple seeded wave starts with delineated start positions.
  • Outdoor socially distanced bib pick-up.
  • Virtual pre-race briefing held online.
  • Aid nutrition reduced to only pre-packaged items.
  • Possible elimination, or leisure time restricted Finish Expo.
  • Finish meal provided in a to-go fashion.
  • Possible elimination of Return Shuttle service.
  • Possible elimination, or reduced capacity of Sag Shuttles for cut-off racers.

Pandemic Cancellation Policy:
Should GT event permits be revoked at anytime due to Public Health mandates, we will offer a 50% refund on paid registration fees.

Deferred registration to future GT events (as was offered for the 2020 GT Ski event cancellation) will NOT be an option.


Summer 2020 FAQ

 43.5 Miles / 9,061 ft.


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Friday, September 4th, 2020

Bib Pick-up & Registration

1:00 PM – 6:00 PM
Crested Butte Nordic Center — 620 2nd Street in Downtown Crested Butte.

Racer Briefing

6:00 PM
Virtual Pre-Race Briefing
Conducted as Facebook Live Event

Saturday, September 5th, 2020


5:50 – 6:25 AM
Town Ranch Trailhead (998 9th Street – back side of Crested Butte Community School)
*NO spectatorship permitted

Finish Line

12:00 PM to 7:00 PM
Summit Drive, Mt. Crested Butte
*NO spectatorship permitted
Athletes served complimentary meal at 9380 Tavern


IMPORTANT:  All information is subject to change.  For the safety of racers and volunteers, weather conditions may require a change in the race start time or location, the official course, or race rules – or may lead to cancellation.


Return Shuttles

Return transportation may be booked through online race registration. Capacity is limited, no additional shuttles will be added once sold out.

Aspen to Crested Butte

$40/pp – Departing Saturday, 6:00 PM from Ajax Park.


Our Lodging Partners provide diverse lodging choices for our Grand Traverse racers.
Link to Lodging Partner page.

Course Details





An Event By

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