This event has been cancelled.

  • Marathon 70 mile
  • XC 42 mile
  • Appetizer 25 mile
  • Two-person Marathon Team

breck 100 racer in the woodsEntry includes spectacular backcountry race course, fully stocked aid stations, custom race tee and socks to the first 200 registrants, post-race buffet, medical support, awards and raffle.

Two-Person Relay Team

Not ready for the whole enchilada by yourself? Pick a teammate and tackle the two-person Team competition. Each rider strategically chooses which loop they want to ride and races them relay style. Teams start with the solo racers and enjoy the beauty of this spectacular Marathon course without quite as much suffering!

On-site Registration:

On-site registration is available on Friday or Saturday.


breck 100 racer in alpine