Whitehorse Half Marathon
Arlington, United States • 28 Mar 2026
Event overview
The Whitehorse Oso Strong Half Marathon is the first Whitehorse Half Marathon, scheduled for Mar 28, 2026, in Arlington, WA. The race is an out-and-back 13.1-mile course held at the Fortson Mill Trailhead. The organizer describes the event as honoring resilience, remembrance, and the spirit of the Stillaguamish Valley.
Race format and services
The event is chip-timed and provides finishers with a medal. Registrations completed by March 15 include an event T-shirt. Post-race refreshments will be available in the finish area. Awards are given to the top three overall male and female finishers. Results can be posted automatically on race day if a participant connects a Twitter account.
Registration, policies, and discounts
All registration fees are non-refundable. Transfer options may be available under the event refund and transfer policy. The event is open to runners and walkers of all levels. Promotional discounts listed include 10% off for the first 10 registrants with code "FIRST10" and a $5 early bird discount with code "EARLYBIRD" for registrations completed by January 31, 2026. Only one promo code may be used per registration. Visit the organization's website for the most recent information.