Jack & Jill Downhill Marathon
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Jack & Jill Marathon & Half
Jack & Jill Marathon & Half takes place July 24–25, 2027 at Iron Horse State Park, Hyak Trailhead in Snoqualmie Pass, Washington. The event offers a marathon and a half marathon on a rail-trail course.
- 26.2 Miles Marathon
- 13.1 Miles Half Marathon
The course is USATF Certified and provides roughly 1,000 feet of net downhill. The surface is a smooth rail-trail intended for steady descending efforts. The route includes the Snoqualmie Tunnel; participants are advised to bring a flashlight or headlamp to navigate the tunnel safely.
The event is an Abbott World Marathon Majors Age Group World Rankings qualifier and is professionally timed with live tracking, detailed results, and printed results cards. Super pacers are provided for key Boston qualifying times. Registration fees listed in the event information are $129 for the marathon and $109 for the half marathon.
The organizer notes more than a decade of delivering this downhill race and cites a high rate of Boston qualifiers among past finishers. Rankings and participant statistics provided by the organizer include a national ranking and BQ performance figures. Visit the organization's website for the most recent information.
