Seattle Marathon
· starts 7:00 AM
Seattle, WA
Seattle Marathon is a road race of 26.2 miles (42 km) in Seattle, Washington. The next edition is on Sunday, November 29, 2026, starting at 7:00 AM. The race gives its climbing as 700 ft (213 m). Registration is open to all; registration opened on December 1, 2025. The field is about 5,000 runners.
There are 35 other upcoming marathons in Washington. Seattle Marathon climbs about 27 ft a mile (5 m per km), near the middle of the 476 marathons listed with their climbing.
Questions about Seattle Marathon
When is Seattle Marathon 2026?
Seattle Marathon 2026 is on Sunday, November 29, 2026, starting at 7:00 AM local time.
Where is Seattle Marathon?
Seattle Marathon is held in Seattle, Washington.
How long is Seattle Marathon?
Seattle Marathon is 26.2 miles (42 km).
How much elevation gain does Seattle Marathon have?
Seattle Marathon has 700 ft (213 m) of elevation gain, as the race states it.
How do you get into Seattle Marathon?
Seattle Marathon has open registration. Registration opened on December 1, 2025.
What is the weather usually like at Seattle Marathon?
Around Seattle Marathon's date, the day's high is typically about 49°F (9°C) and the low about 40°F (5°C), averaged over recent years.
How hilly is Seattle Marathon?
Seattle Marathon climbs about 27 ft a mile (5 m per km), near the middle of the 476 marathons listed with their climbing.
What other marathons are there in Washington?
Other upcoming marathons in Washington include Pullman Winter Ultras | December (December 5, 2026), Pullman Winter Ultras | December (December 5, 2026) and PIGTAILS RUN (December 12, 2026).
Other races in Washington
- Pullman Winter Ultras | December 25K · Dec 5, 2026
- Pullman Winter Ultras | December 38K · Dec 5, 2026
- PIGTAILS RUN Marathon · Dec 12, 2026
- Pullman Winter Ultras | January 38K · Jan 9, 2027
- Pullman Winter Ultras | January 25K · Jan 9, 2027
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