TOP 25 BOSTON QUALIFIER

Logo for Jack & Jill's Downhill Marathon and Half Marathon featuring a stylized green pine tree and text in white and gray.

July 26 & July 27, 2025

North Bend, WA

We are in the world’s top 25 fastest courses!

JACK AND JILL'S DOWNHILL MARATHON is a 2-DAY EVENT.

You can choose to register for either day...or both...if you're crazy.

Both the full and half marathon will be offered on both days. USATF certified and Boston qualifiers!

Elevation chart for the Jack and Jills Downhill Marathon showing a steady descent from maximum elevation of 2603 feet to minimum elevation of 521 feet over 26 miles, with elevation gain of 76 feet and loss of 2116 feet.
I can’t believe how good this course felt. It was so gradual it never felt like I was running downhill. It just felt like I was having a REALLY FAST long run day.
— Dave M.
  • MARATHON

    07-26 / 07-27 - 6:00AM - 1:00PM

    This marathon is a fast, scenic course with a gentle 2,000-foot drop over 26.2 miles, ideal for setting a Boston-qualifying time or new PR.

  • HALF-MARATHON

    07-26 / 07-27 - 6:30AM - 1:00PM

    The half-marathon offers runners a beautiful descent, finishing strong on a memorable course along Washington's scenic trails.