Mud Factor - St. Louis
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Event overview
Mud Factor St. Louis is a mud and obstacle run held at Brookdale Farms in Eureka, Missouri on June 6, 2026. The course is billed as a 5K obstacle run and includes separate adult waves and KIDZ Family Waves. The event includes a festival area for spectators and offers professional event photos after the race.
Practical details
The venue address is Brookdale Farms, 8004 Twin Rivers Road, Eureka, MO 63025. Early pricing listed on the event page shows $35 for adult waves and $29 for KIDZ Family Waves, with higher regular prices shown as $75 and $65 respectively. Spectator admission is $10 cash at the event for festival area access; children 14 and under are admitted free. The event policy states no refunds under any circumstances. All participants must print, sign and bring a liability waiver. Adult participants must bring a photo ID to the registration tent. Prices, event date and location are listed as subject to change. Professional event photos are available, with a listed first 48-hour price of $3.99 after upload. Visit the organization's website for the most recent information.