Seattle Marathon
Sunday, 29 November 2026In 49 days · Start 07:30
A Thanksgiving-weekend race that starts near Seattle Center, uses the I-90 floating bridge and Lake Washington Boulevard, and finishes at Pier 66 on the waterfront.
Something out of date? Suggest a correction · Organizer of this race?
Facts checked 10 Oct 2026 against seattlemarathon.org, haid.app.
Course map
A detailed route is not available for this race yet. The marker shows the race location.
Elevation profile
Race-day weather
Race day in past years
Historical averages for 29 November ±3 days, 2016–2025, from 07:30 for 5 hours (70 days sampled). Source: Open-Meteo / ERA5.
Share this race
Organizing this race? Add it to your website
Show your runners the course facts and race-day weather. Paste this code into your site; it displays the badge below and links to this page. It updates automatically when the race details change.
Plan your trip
Searches are set for Seattle and the race weekend.
Gear for this race
Some of these are affiliate links: if you book or buy through them we may earn a commission, at no extra cost to you.