SM
Nov 29, 2026
Full Marathon, Half Marathon, Kids' Run, Virtual
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UW Medicine Seattle Marathon & Half Marathon
A Boston-qualifying marathon through Seattle's iconic urban landscape, one of the Pacific Northwest's oldest races since 1970.
Verified listing
Source: official site
Updated today
Official registration linked
Race facts
Core planning details from the race record.
- Race date
- Sunday, Nov 29, 2026
- Location
- Seattle, Washington, United States
- Distance
- Full Marathon, Half Marathon, Kids' Run, Virtual
- Price
- $105
- Registration
- Official registration linked
- Organizer
- Seattle Marathon Association
Distances
Full marathon
Half marathon
Planning timeline
- Registration opens
- Not published
- Registration closes
- Not published
- Race day
- Sunday, Nov 29, 2026
Not sure this race fits your season?
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- Before you register Talk through course fit, travel friction, timing, and whether this race belongs in your year.
- After you commit Use club rhythm to keep the training block moving after the exciting first week.
- When plans change Get a practical place to rethink the goal instead of dropping the plan silently.