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

Saturday, January 19, 2019 - 10:00am

Upcoming Events


The Frozen Otter Ultra Trek is by far one of the toughest races in the Midwest and with roughly a 20% completion rate, possibly the country.