No better time to see Granby, CO than in the Fall! The September 23rd Snow Mountain Ranch Half Marathon, 10K, 5K will keep the runners surrounded by the changing colors and falling leaves, this sudo-flat course can be deceiving, but voted "Most Beautilful" on the ERS schedule.

If you dont know where the YMCA of the Rockies is located, then you are missing out on one of Colorado's hidden gems. Located 14 miles North of Winter Park, the Ranch offers more trails than anywhere else in Colorado. A full service resort includes mountain biking, a pool, horseback riding, fishing, archery, mini-golf, zip lining and more activities to create an exciting weekend for everyone in a beautiful mountain setting. 

Location: YMCA of the Rockies in Granby

Address: 1101 County Line Rd #53 

               Granby, CO  80446

Date: September 23, 2017

Type of Terrain: 80% Dirt Trail, 20% Single Track

Parking: Parking is available onsite adjacent to the Start/ Finish Line


Course Notes:

  • Non-techincal Course, great for all levels of runners
  • 3 Aid Stations on 10K Course
  • 7 Aid Stations on Half Course
  • Half Marathon is a 2 loop course of 10k


FAQ's: Answers to FAQ'S for this and other ERS events can be found HERE

Colorado's Largest Trail Race Series

Course Maps

Snow Mountain Half Marathon, 10K, 5K Presented by

Race Schedule

Race Details

Saturday September 23:

 7:00am- Race Day Registration Opens

 8:00am- Expo Opens

 9:00am- Half Marathon Starts

 9:10am- 10k Starts

 9:15am- 5k Starts

 9:30am- Food Tent Opens

10:30am- Kids Race Starts

10:45am- 5k and 10k Awards

11:00am- Half Marathon Awards

11:30am- Expo Closes

Please note that there is no pre-race packet pickup. We will be offering race day packet pickup and registration.