Washington · Marathon · Half Marathon · 50K

Seattle Ghost Marathon, Half & 50K

Seattle Ghost Marathon, Half & 50K is a marathon, half marathon and 50K event held in Seattle, Washington. Its next confirmed date is Saturday, November 28, 2026. About 450 runners take part across all distances.

Race day
November 28, 2026
Location
Seattle, WA
Field size
~450 runners

Race details

Date
Saturday, November 28, 2026
Distances
Marathon, Half Marathon, 50K
Field size
About 450 runners
Course
Very flat; under ~300 ft total gain per runner reports, no official published profile
Registration
runsignup.com
Official website
nwultras.com

Registration, course & weather

Registration status
Open
Start time
7:00 AM PST
Course profile
Loop course; Road surface; USATF certified; Boston qualifier
Typical race-day weather
about 41°F at the start, 79% humidity, 6 mph wind (based on the 2025 race day, measured near the city center rather than the exact start line; Open-Meteo, checked September 25, 2026)

About the Seattle Ghost Marathon, Half & 50K

2026 Seattle Ghost Marathon.

More marathons in Washington

Coming up next, by confirmed date.

More races in Seattle

More upcoming races in Washington

Keep exploring

Guides from the RaceRove blog

Seattle Ghost Marathon, Half & 50K: common questions

When is the Seattle Ghost Marathon, Half & 50K?
The next confirmed date is Saturday, November 28, 2026.
Where is the Seattle Ghost Marathon, Half & 50K held?
In Seattle, Washington.
What distances does the Seattle Ghost Marathon, Half & 50K offer?
Marathon, Half Marathon and 50K.
How many people run the Seattle Ghost Marathon, Half & 50K?
About 450 runners across all of its distances. That figure is an estimate of the field size, not an entry cap.
How do I register for the Seattle Ghost Marathon, Half & 50K?
Registration is handled by the organiser at runsignup.com. Entry fees, caps and deadlines are set there.
Is registration open for the Seattle Ghost Marathon, Half & 50K?
Yes — registration is open. Listed fee for the longest distance, $150 (from nwultras.com, checked September 25, 2026).
What time does the Seattle Ghost Marathon, Half & 50K start?
7:00 AM PST.
What is the course like at the Seattle Ghost Marathon, Half & 50K?
Loop course; Road surface; USATF certified; Boston qualifier.
What is race-day weather usually like at the Seattle Ghost Marathon, Half & 50K?
about 41°F at the start, 79% humidity, 6 mph wind (based on the 2025 race day, measured near the city center rather than the exact start line; Open-Meteo, checked September 25, 2026).