March 21, 7:00AM

Mercer Island Community and Event Center - 8236 SE 24th St., Mercer Island, WA

Every year, thousands of runners and walkers cross the finish line at the annual springtime running of Mercer Island Rotary’s Half Marathon which includes 10K and 5K races along with a Kids’ Dash, all designed to help raise funds and awareness to fight colon cancer and to benefit an array of other charitable causes.