About the event
Kicking off on September 13, 2025, the Spartan Beast Half Marathon pushes runners to the limits with its 21km course and 688 meters of elevation gain. Athletes will face steep hills, technical trails, and 30 Spartan obstacles, including the rope climb, barbed wire crawl, and spear throw. Known for its challenging nature, the Beast race is perfect for seasoned obstacle course racers looking for an intense experience. Spartan Race Inc. promises full support throughout the race, ensuring participants are well-prepared to take on this grueling challenge.
Date:
Sat
Sep 13
2025
Location:
Distance:
Elevation profile:
Hilly
Website:
LinkElevation gain:
Number of participants:
Other distances for this race
Seattle Spartan Trifecta Weekend Half Marathon
Seattle Spartan Trifecta Weekend Half Marathon
Seattle Spartan Trifecta Weekend Half Marathon
Seattle Spartan Trifecta Weekend Half Marathon
Seattle Spartan Trifecta Weekend Half Marathon
Seattle Spartan Trifecta Weekend Half Marathon
Seattle Spartan Trifecta Weekend Half Marathon
Seattle Spartan Trifecta Weekend Half Marathon
Find the best training plan for your goals and the distance you’re planning to run:
Stories from Runnas
The Seattle Spartan Beast Half Marathon on September 13, 2025, challenges participants with 688 meters of elevation gain and 30 obstacles over a demanding 21km course. Hosted by Spartan Race Inc., this race takes place in the scenic but rugged terrain of Snohomish, WA, offering a true test of endurance.
If you are an official race organiser with any questions about this page, please get in touch: races@runna.com
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