Wisconsin 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.

Abominable Snow Race

Lake Geneva • 31 Jan 2026

1/4 - 1/2 Mile | 7+ Obstacles - Lil Yeti's Course 5k | 15+ Obstacles - Fun Run 10k | 25+ Obstacles - Elite/ag 20k | 50+ Obstacles - Fun Run

The Abominable Snow Race, held at Lake Geneva Ziplines & Adventures in Lake Geneva, Wisconsin, is the Midwest's premier winter obstacle race. Scheduled for January 31, 2026, this event offers a variety of challenges for all ages, including a 5K and 10K fun run with 15+ and 25+ obstacles respectively, a 20K Yeti's Challenge featuring over 50 obstacles, and a LiL Yeti's course for children aged 4-11 with 7-10 obstacles. The race balances family fun, fitness, and competition, with elite categories offering cash prizes. Participants enjoy a festive outdoor basecamp with food trucks, craft beverages, fire pits, and live music, making it a unique winter adventure experience. Visit the organization's website for the most recent information.