Tunnel Light Marathon

Tunnel Light Marathon is a marathon in Washington state, running from Snoqualmie Pass to North Bend. It is a point-to-point, USATF Boston Certified course (WA21010RMB) with a downhill grade of about 2.2% and a total elevation loss of just over 2,000 feet, making it one of the fastest courses in the country and a popular Boston-Qualifier on the original Tunnel course. Runners begin at Snoqualmie Pass, pass through a lit tunnel, and finish in North Bend, enjoying mountain and waterfall scenery and crisp Washington air.

The event, organized by the Tunnel Marathons Team since 2007, emphasizes a high-quality, supportive marathon experience. Visit the organization's website for the most recent information.