Light at the End of the Tunnel Marathon and Half-Marathon
Snoqualmie Pass, Washington, United States
Jun 7, 2026 - Sunday
Half-marathon, Marathon
Video
Race Information
Set your new personal record and qualify for the Boston Marathon on this beautiful downhill course. Tunnel Marathons is rated 5 stars on FindMyMarathon.com, and it's the second-fastest course according to FindMyMarathon.com's 2018 course scores.
Related Events
Light at the End of the Tunnel Marathon and Half-Marathon
Date: Jun 7, 2026 - Sunday
Size: 500 - 1,000 participants
Location: Snoqualmie Pass, Washington
Tunnel Vision Marathon and Half-Marathon
Date: Aug 9, 2026 - Sunday
Size: 500 - 1,000 participants
Location: North Bend, Washington
Tunnel Light Marathon and Half-Marathon
Date: Sep 13, 2026 - Sunday
Size: 500 - 1,000 participants
Location: North Bend, Washington
Downhill Super Series 🪽
3 of the Fastest Boston Qualifier Courses in the U.S.
#22 Fastest | #35 Fastest | #5 Fastest 🇺🇸
Boston Marathon qualifying eligible with no downhill penalty! Marathon and half marathon distances un through the iconic Snoqualmie Tunnel.
💸 SAVE 10% | Choose Your Event | Use Code: RG10
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⛰️ Cascade Express Marathon & Half - Sept. 12th
These smooth rail-trail courses feature sustained net downhill profiles designed to help runners chase personal bests and Boston Qualifying times. Located along the Palouse to Cascades Trail, this historic rail tunnel offers cool temperatures and a unique running experience before the course continues downhill toward the finish.
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Race Facts
Race Size: 500 - 1,000
Elevation: Downhill
Course Type: Trail
Boston Qualifier: Yes
Kids Run: No
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