Missouri 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.

Conquer the Gauntlet - Springfield

Springfield • 7 Jun 2025

Obstacle Run

The Conquer the Gauntlet - Springfield will take place in Springfield on Saturday 7 June 2025.

Mud Factor - St. Louis

Eureka • 14 Jun 2025

5 km

Mud Factor in St. Louis is a family-friendly 5K obstacle mud run held at Brookdale Farms in Eureka, MO. The event features adult and KIDZ Family Waves, offering a fun and challenging experience for participants of all ages.

Participants navigate various obstacles while running through muddy terrain, promoting fitness and outdoor adventure. The event emphasizes safety with required waivers and ID checks, and spectators can attend for a small fee. Registration is available online, with discounted rates for early sign-ups.

The event aims to provide a seriously fun, active experience for families and individuals alike. Visit the organization's website for the most recent information.