Fat Otter Adventure Sports

Fat Otter Adventure Sports has been providing quality adventure races, training events, and group outings since 2006. Whether your passion is for running, paddling, orienteering, mountain biking, climbing, or even simple camping, we have an outing or event for you. Check out our events section to see what's coming up!

Featured Event

Friday, August 7, 2015 - 6:00pm

Upcoming Events


This week long adventure will begin with instruction and acclimation culminating in a 4 day backpacking trip in one of the most beautiful areas Colorado has to offer.


This is the perfect chance to get one last race in before the end of the season.


The Frozen Otter Ultra Trek is by far one of the toughest races in the Midwest and with roughly a 25% completion rate, possibly the country.