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.

Apache County Mud Run

Saint Johns • 23 Aug 2025

5 km

The Apache County Mud Run is an annual 5K mud race held in Saint Johns, Arizona, as part of the Apache County Fair. The event features both competitive and family race categories, encouraging participants to join individually or in teams, with discounts for groups of five or more. The race course includes muddy obstacles, providing a fun and challenging experience for runners of all ages. Registration includes a race shirt and medals, and the event offers prizes aligned with its "Come One Come All" theme. The race takes place near the grandstands at 485 4th North, fostering a lively and community-oriented atmosphere. Visit the organization's website for the most recent information.

Phoenix Spartan Trifecta Weekend

Avondale • 22-23 Nov 2025

Kids Race Sprint Super Beast

The Phoenix Spartan Trifecta Weekend, held at Phoenix International Speedway in Avondale, Arizona, offers a challenging obstacle course race experience set against the rugged terrain and arid climate near Estrella Mountain Regional Park. Participants can compete in three race distances: the Sprint (5K with 20 obstacles), Super (10K with 25 obstacles), and Beast (21K with 30 obstacles), plus a Kids Race featuring 1-3 km with obstacles. The course is relatively fast, incorporating trails and wildlife areas, and includes classic Spartan obstacles like the Atlas Carry, Rope Climb, Spear Throw, and Fire Jump. The event fosters a spirited atmosphere with a festival vibe, team racing options, and finisher medals and apparel. Visit the organization's website for the most recent information.

Horseshoe Bend OCR

Page • 18 Apr 2026

7-8 Mile Course

The Horseshoe Bend OCR is a thrilling obstacle course race held in Page, Arizona, near the iconic Horseshoe Bend scenic overlook. The event features a rugged 7–8 mile course that challenges participants with over 20 adrenaline-pumping obstacles, including five new ones introduced in 2026. Set against breathtaking desert terrain with sand and slickrock, the race offers a unique and inspiring experience for athletes seeking more than just a run. Since 2019, the event has grown to include new trails and obstacles, making it a memorable racecation destination. Registration includes a finisher medal, limited edition shirt, and refreshments at the finish line. Visit the organization's website for the most recent information.