Jack & Jill Downhill Marathon

JUL
25-26
2026
A USATF certified downhill marathon and half in North Bend, WA featuring the Snoqualmie Tunnel and about 1,000 feet of net descent. Many finishers achieve Boston qualifying times and the event offers professional timing and live tracking.
25-26 Jul 2026
26 miles 13 miles

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Jack & Jill Marathon & Half

Jack & Jill is a running event in North Bend, Washington, held across two days on 07/25/2026 and 07/26/2026. Distances offered include:

  • 26.2 miles marathon
  • 13.1 miles half marathon

The course is USATF certified and follows a rail-trail surface with approximately 1,000 feet of net downhill. The route includes the Snoqualmie Tunnel; participants are advised to bring a flashlight or headlamp to navigate the tunnel. The organizer notes that the downhill profile carries no Boston Qualifier time penalty and that about one in five finishers qualify for Boston. The event is ranked #35 Fastest Marathon in the U.S. by FindMyMarathon and is an Abbott World Marathon Majors Age Group World Rankings qualifier.

Timing is professional, with live tracking, detailed results, and printed results cards. Super pacers are provided for key Boston qualifying times. Organizers report over a decade of experience delivering this downhill event and that the race has sent many runners to Boston. Participant feedback often mentions Boston qualifying performances, personal records, the tunnel experience, and the finish-area atmosphere. Visit the organization's website for the most recent information.

26 mi
Marathon
13 mi
Half Marathon
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