Hawaii 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.

Hawaii Spartan Trifecta Weekend

North Shore • 16-17 Aug 2025

Sprint 5k | 20 Obstacles Super 10k | 25 Obstacles Beast 21k | 30 Obstacles Ultra 50k | 60 Obstacles

The Hawaii Spartan Trifecta Weekend, held at Dillingham Ranch on Oahu's North Shore, offers a challenging obstacle course race set against stunning Hawaiian coastal views. Participants can choose from multiple race distances: Sprint (5K with 20 obstacles), Super (10K with 25 obstacles), Beast (21K with 30 obstacles), and Ultra (50K with 60 obstacles), plus a kids' race. The course features high-elevation climbs, river crossings, single-track trails, and demanding hill climbs through iconic terrain seen in films like "Lost" and "Pearl Harbor." The event emphasizes teamwork, endurance, and the unique experience of racing in a beautiful, tropical environment. Visit the organization's website for the most recent information.