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Rocky Mountain Milestone Challenge

Name: Rocky Mountain Milestone Challenge
Start: 2026-08-19T06:00:00.000Z
End: 2026-08-19T06:00:00.000Z
Location: 1101 Co Rd 53, Granby, CO 80446, USA

From $1,799

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Rocky Mountain Milestone Challenge

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About

Push yourself further than ever before at the Rocky Mountain Milestone Challenge. Athletes will take on a beautiful 10-Mile trail loop, and see how many times they can complete it in 60hrs. 50 miles? 100 miles? More?! This all-inclusive event (lodging, meals, support crew, recovery, etc.) will explore the beautiful mountain range from Snow Mountain Ranch in Granby, CO.

Runners must complete the challenge within the 60 hour time limit, but can choose when to run and when to relax and refuel, taking advantage of the all-inclusive food and drinks options and amazing facilities at the ranch.

Rocky Mountain Milestone Challenge and Yosemite Trail Races

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Wed, Aug 19, 2026 - Sat, Sep 12, 2026

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Granby, United States

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Where and when

Location

1101 Co Rd 53, Granby, CO 80446, USA

Start times

Wednesday, Aug 19, 2026

Rocky Mountain Milestone Challenge: 2:00 PM

Saturday, Sep 12, 2026

Yosemite Trail Races: 6:00 AM

Event summary

Here are the distances available for Rocky Mountain Milestone Challenge

Rocky Mountain Milestone Challenge

100mi

$1,799

Yosemite Trail Races

50mi

free

Route information

Athletes taking on the Rocky Mountain Milestone Challenge will complete as many laps of the 10-mile loop as possible within a 60-hour time period and earn the finisher medal for whichever milestone they reach. The loop consists of dirt roads, OHV trails, mountain biking trails and equestrian trails with varying terrain including single and double tracks, hard-packed dirt and rock.

The loop is still being finalized, but will have an elevation gain of about 1,200 ft. You'll run through fields, forests, aspens, and enjoy views from mountain peaks.

Organizer route images

What's included

4 Nights Accommodation - choose between different options at the beautiful Snow Mountain Ranch.
All Food & Drinks - including continental style breakfast, lunch, dinner, hydration and fuel at aid stations (plus snacks, smoothies, tea and coffee throughout the day)
Training program - curated by qualified coaches to help you best prepare for the big day. We will also have group calls, Q&A sessions with coaches, and other community building opportunities leading up to the challenge.
Recovery Options - including massage therapy, compression boots, yoga, massage guns, foam rollers etc.
Supportive Community - discuss the event and receive support with access to an online community
Event Swag
Priceless Memories… and More!

How to get there

1101 Co Rd 53, Granby, CO 80446, USA

Get full directions

The event will be based out of Snow Mountain Ranch, located in Granby, CO. The ranch spans 5,000 acres and is just under 2 hours from Denver.

By Plane

There are 3 regional airports near Granby - Grand County (GNB), Steamboat Springs (HDN), and Eagle County (EGE), however these airports have less flight options than Denver. Flights can be more expensive as a result.

Denver International Airport (DEN) is the closest international airport with many great flight options which can be cheaper.

By Car

There is no shuttle service available for this event so whether participants are flying or not, they will need to drive the final part of their journey to Snow Mountain Ranch. The best address to input into a GPS is: 1101 County Road 53, Tabernash, CO 80461.

Parking

There will be plenty of parking at the ranch for all participants of this event.

Event day logistics

Wednesday (August 19th)

2:00pm Check In

4:00pm Opening Ceremonies

6:00pm Welcome Dinner

Thursday (August 20th)

5:00am Course Opens and Challenge Begins

Saturday (August 22nd)

5:00pm Course Closes and Challenge Ends

6:00pm Closing Ceremonies and Awards Dinner Begins

Sunday (August 23rd)

10:00am Check Out

Accommodation Options

This event is based out of the amazing Snow Mountain Ranch which offers comfortable accommodation and great facilities and amenities. Perfect for athletes to relax and recharge before and during the event. The standard lodging option is included in the base price of entry - a shared room (two queen beds) in a large cabin with a private bathroom. There are various modifications available with adjusted pricing. See the accommodation options below.

Note: Lodging options with no en-suite bathrooms will have access to showers and restrooms with individual stalls nearby. Twin beds are either stand-alone OR bunk beds.

Private Room - athletes can reserve an entire room for themselves (+ $650).

Private Yurt - stay in a cozy glamping yurt on the property. This provides some separation and privacy (though is less convenient). LIMITED AVAILABILITY (+ $450).

Shared Yurt - shared accommodation in the properties cozy yurt. LIMITED AVAILABILITY (- $50).

Campsite - basic private campsite with fire ring and picnic table. Athletes must bring their own camping equipment, including a tent. LIMITED AVAILABILITY (- $350).

Milestones

Covering 100-miles is a mammoth challenge, requiring athletes to push themselves beyond their limits of physical and mental endurance. Milestone Events is determined to support their participants by offering professional training programs, an encouraging community and round-the-clock support to ensure that everyone has the best chance to achieve their goal of completing the Milestone Challenge.

At this event, each iconic race distance leading up to 100 miles will be celebrated as a Milestone. These include 13.1, 26.2, 50k, 50 Miles, 100k and of course 100 Miles (or beyond). Participants will run laps of the 10-mile trail loop, marking each lap on a progress board. Specific race distance markers will be set out on the course. Between each lap, participants have the option to fuel and recover, by eating provided meals and snacks, resting in their rooms or using one of the recovery options available.

The course is open and closed at specific times, but the running schedule is flexible to the individual's needs. Just keep in mind, runners have 60 hours to reach their finish line!

More event information will be available closer to the event date.