Races Marathon · Seattle, USA
Seattle Marathon
Seattle Marathon is a hilly marathon in Seattle, USA, held each November. A late-season city course with genuine climbs — flat it is not. Late November is cold and frequently wet, 3-9C. Seattle's hills change the plan itself: expect hill repetitions and long runs that rehearse the course's shape.
Last updated 2026-07-03 · confirm dates & entries on the official race site
When
November
every year
Course
hilly
Marathon
Conditions
Late November is cold and frequently wet, 3-9C.
Racing this course well
A late-season city course with genuine climbs — flat it is not.
Seattle's hills change the plan itself: expect hill repetitions and long runs that rehearse the course's shape.
Pick your goal for Seattle
Pace charts, weekly structure and timelines for the most common marathon goals:
Asked often
- When is the Seattle Marathon?
- It is held each November in Seattle, USA. Check the official Seattle Marathon site for the exact date and entry windows.
- Is the Seattle Marathon course flat?
- A late-season city course with genuine climbs — flat it is not.
- How should I train for the Seattle Marathon?
- Train specifically for Seattle — terrain, conditions, goal pace — and let the plan flex around real life. That's exactly what RunV's engine does after every run you log.
Not sure what to target? Predict your marathon time from a recent race →
More marathon races
Build for Seattle — around your actual life
RunV engineers your block backwards from race day in November — and rebuilds it every time training doesn't go to script.
