Washington Mud Run & Obstacle Race Calendar 2025-2026

If you're an adrenaline junkie, fitness enthusiast, or simply seeking a thrilling outdoor adventure, you've arrived at the perfect destination. Our meticulously curated calendar is your gateway to the most exhilarating and challenging mud runs and obstacle races taking place in 2025 and 2026.

Prepare to conquer mud-slicked trails, scale towering walls, navigate through grueling obstacles, and push your physical and mental boundaries. Our mission is to provide you with all the essential information you need to plan your race year, including dates, locations, race details, and registration information.

The Seattle North Spartan Event Weekend, taking place at the scenic Meadow Wood Equestrian Center, offers participants a thrilling experience with a variety of obstacle course races. Set in a picturesque 900-acre venue, the event features a 5K Sprint with 20 obstacles, a 10K Super race with 25 obstacles, and a fun Kids Race ranging from 1 to 3 km. This iconic Pacific Northwest challenge is perfect for both beginners and seasoned athletes, providing a unique opportunity to embrace the rugged beauty of the region while testing physical limits. Join friends and family for an unforgettable weekend of adventure and competition. Visit the organization's website for the most recent information.

Loop the 'Lupe!

Seattle • 7 Jun 2025

Loop the 'Lupe! is an exciting running event taking place in Seattle, featuring a variety of activities suitable for all ages and skill levels. Participants can choose from several options, including the Elite Wave Obstacle Course 5K, Family Wave Obstacle Course 5K, a 5K Fun Run, a Senior Saunter, and a Youth Dash. This event not only promotes fitness and community engagement but also supports local families in need through race fees and donations. Join in for a fun-filled day of running, obstacles, and family-friendly activities! Visit the organization's website for the most recent information.

The Ultimate Ram OCR Challenge is an exciting obstacle course race set in the scenic backwoods of Spokane, Washington. Scheduled for June 14, 2025, this inaugural event features a challenging 4.5-mile course with over 30 obstacles designed to test participants' physical strength, grip, coordination, and mental sharpness. Both competitive and non-competitive entries are available, with prize money awarded to the top three finishers in the competitive division, along with age group prizes. Proceeds from the event will support Riverside High School Athletics through the Ram Nation Boosters. Visit the organization's website for the most recent information.

Paper Maker OCR

Camas • 16 Aug 2025

The Paper Maker OCR is an exciting obstacle course race taking place in Lacamas Park, Camas, WA. Scheduled for August 16, 2025, this event features a 4.5-mile course filled with 10 thrilling obstacles designed to challenge participants' endurance and speed. The race welcomes both competitive and open waves, with cash prizes for the top male and female racers. Attendees can enjoy local food vendors, music, and a post-race party, making it a festive occasion for all. This annual event supports small businesses and aims to create a memorable experience for both returning participants and newcomers. Visit the organization's website for the most recent information.

The Seattle Spartan Trifecta Weekend, taking place in September 2025, offers an exhilarating experience for obstacle course racing enthusiasts. Set against the stunning backdrop of the Pacific Northwest, participants can choose from various race distances, including a 5K Sprint with 20 obstacles, a 10K Super with 25 obstacles, and a challenging 21K Beast featuring 30 obstacles. There is also a Kids Race for younger participants. This event promises a blend of adventure and camaraderie, making it ideal for teams and families alike. Join the challenge and embrace the spirit of transformation through physical endurance and teamwork. Visit the organization's website for the most recent information.