Oregon
Oregon Obstacle Race Calendar 2026-2027
Monthly updates for Oregon
Get new running races (and updates) in your inbox every month.
Explore the best obstacle runs in Oregon for 2026-2027! Our updated list features 6 exciting races across the region. Find your next race in Oregon below and join the running community at these great events!
May 2026
Mud Factor MEDFORD is a 5K obstacle run at Moto541 in Central Point, Oregon on May 9, 2026, with Kidz family waves and adult waves. Participants must bring a signed waiver and adults must show photo ID; spectators pay an admission fee.
June 2026
Mud Factor returns to Eugene MX Park on June 27, 2026 with a 5K obstacle run offering Kidz Family and adult waves, required signed waivers, and spectator festival access with a $10 cash admission for adults.
Mud Factor runs at Wooden Shoe Tulip Farm in Woodburn, OR on June 28, 2026, with Select Adult and KIDZ Family waves, discounted entry prices, a $10 spectator fee for festival area access, and a strict no refund policy.
August 2026
Experience a 5k mud run and garden party at the Wooden Shoe Tulip Farm. This annual event combines an adventurous obstacle course with a vibrant flower festival to support local charitable community projects.
Boise Spartan Trifecta Weekend in Payette, Idaho features Sprint, Super and Beast obstacle races across rugged high desert terrain. The program also includes a kids race, an obstacle workshop, a 4 hour Hurricane Heat and spectator access.
September 2026
A 3.1 mile obstacle course in Happy Valley with 22 symbolic obstacles supporting Guardian Group’s work against human trafficking, featuring live music, food carts, and an event T-shirt for registered participants.