Mountain Lakes 100

One of the country’s most beautiful 100 mile races starts at Olallie Lake and runs along more than 25 mountain lakes. This race features the best trail running Oregon has to offer – technical and rocky sections, views of mountain peaks in every direction, and 60 miles of luscious sections of the Pacific Crest Trail. 

Course has 87.8 miles of single-track trails, 9 miles of gravel roads, 3 miles of jeep roads and 25 miles of pavement.