Arrowhead Half Marathon

A single 200 mile loop around Summit County, Colorado, at high altitude with about 40,000 feet of elevation change, live GPS tracking, limited field size, and multiple aid and sleep stations over a multi day schedule.

A trail race on the Frisco Peninsula offering 5k, 10k and half marathon courses with lakeshore finishes, chip timing, stocked aid stations, post-race food and beer, and marked single track and dirt trails.