Mercer Island Half Marathon

Join thousands of competitive athletes, recreational runners, walkers and active families for the Spring kick-off event to Puget Sound’s running season! All monies raised support awareness for both Colon Cancer prevention and for local and international Rotary endorsed charities.

Schedule:

- 6:30am – Day-of-event registration begins

- 7:30am – Swedish Cancer Institute Half Marathon Walk Start

- 8:00am – Orthodontic Associates of Mercer Island Kids’ Dash Start

- 8:30am – BMW Seattle 10K Run Start

- 9:00am – Swedish Cancer Institute Half Marathon Run Start

- 9:30am – Overlake Medical Center 5K Run/Walk Start

Course:

At a top level, here’s how the courses are laid out:

Half Marathon Course:

Half Marathon follows E., W. and N. Mercer Way around Mercer Island

Click Here For Half Marathon Course Map

10k:

10K heads east across Mercer Island’s north end, then cuts back to the west side, then back to the start

Click Here For 10k Course Map

5k:

5K heads east side across Mercer Island’s north end, then back to the start

Click Here For 5k Course Map

Click Here For Register