General Info

Colorado Mountain School (CMS) offers courses and privately guided group and individual adventures in rock climbing, mountaineering, skiing, avalanche training and ice climbing throughout Colorado. We are based locally in Boulder and Estes Park. CMS is the largest guide service in Colorado and has more American Mountain Guides Association certified Guides than any other guide service in the state. Our Estes Park Adventure Hostel is located in Estes Park, Colorado, and is the perfect basecamp for your adventures.Colorado Mountain School (CMS) offers courses and privately guided group and individual adventures in rock climbing, mountaineering, skiing, avalanche training and ice climbing throughout Colorado. We are based locally in Boulder and Estes Park. CMS is the largest guide service in Colorado and has more American Mountain Guides Association certified Guides than any other guide service in the state. Our Estes Park Adventure Hostel is located in Estes Park, Colorado, and is the perfect basecamp for your adventures.