Seattle Marathon

Seattle Marathon and Half Marathon, Seattle, WA, is the UW Medicine Seattle Marathon and Half Marathon, the city’s hometown race and oldest in the Pacific Northwest. Held on Thanksgiving weekend (Sunday, Nov 30, 2025), the course features rolling hills with views of Seattle’s bridges, waterways and architecture. Races include in-person full and half marathons, plus virtual options, with an expo.

All participants receive a long-sleeve shirt, bib and finisher medal. The event supports fundraising for several charities; elite entries may be comped. It runs rain or shine with no race-day registration or changes and no bib pickup on race day. Visit the organization's website for the most recent information.