The Timberline Marathon and Half Marathon will be held on June 7 and 8, 2025.
Registration is OPEN.
Registration is OPEN.
SIGN UP AND RUN
Get ready for the most picturesque marathon and half marathon trail running course in the Pacific Northwest! The course completely circles shimmering Timothy Lake on single track trails that are absolutely a runner's dream. This gem is nestled at 3,227 feet in the high Cascades and the views of Mt. Hood across the lake are extraordinary.
The journey begins at the Clackamas Lake Historic Ranger Station and takes runners on a magical course that traverses three rustic bridges over sparkling tributaries that feed the deep blue waters of the lake. The ever changing scenery and terrain create an experience that is unparalleled. The Timberline Marathon and Half Marathon is a must for any runner's calendar! |
Cascadia Sports Timing, LLC is an equal opportunity provider which operates under a special uses permit with the Mt. Hood National Forest, USDA, Forest Service. In accordance with Federal law and U.S. Department of Agriculture policy, this institution is prohibited from discriminating on the basis of race, color, national origin, sex, age, or disability. To file a complaint of discrimination, write USDA, Director, Office of Civil Rights, Room 326-W, Whitten Building, 1400 Independence Avenue, SW, Washington, D.C. 20250-9410 or call (202) 720-5964 (voice and TDD). USDA is an equal opportunity provider and employer.