Rat Race obstacle races, mud run, and OCR information, distance, cost, dates, calendar, discounts, obstacles, reviews, and more

Rat Race Dirty Weekend is bringing its monster builds, phenomenal after party and brutal course back to Burghley House. The world’s biggest OCR offers up 20 miles jampacked with 200 obstacles designed to smash your limits and give you the best obstacle racing weekend away with your mates.

Upcoming Rat Race Events

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Browse our calendar of previous mud runs, mud races & obstacle races for Rat Race

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