Arizona 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.

Phoenix Spartan Trifecta Weekend

Avondale • 22-23 Nov 2025

Kids Race Sprint Super Beast

The Phoenix Spartan Trifecta Weekend is a challenging obstacle course race event held at Phoenix Raceway in Avondale, Arizona, on November 22-23, 2025. Participants can choose from various race distances, including the Sprint (5K with 20 obstacles), Super (10K with 25 obstacles), and Beast (21K with 30 obstacles). The event also features a Kids Race with obstacles for younger participants. The course runs through trails and wildlife areas surrounding the raceway, offering a fast and rugged terrain. The event encourages team participation and offers discounts for service members, making it a fun and demanding experience for OCR enthusiasts and families alike. Visit the organization's website for the most recent information.