Nuclear Race Rush

Prepare for the ultimate muddy obstacle course race at Nuclear Rush. Choose your challenge on our 6k or 12k courses; there’s over 40 obstacles on our 6k course and over 70 obstacles on the 12k course, including our famous Deathslide and para-plunge zip lines.

Our exciting courses are designed to test every fitness level, whether you’re a beginner, a seasoned mud racer, an individual, Rookie or family. This event is a must-do race.

Date: Saturday 9th May 2026

Location: Brentwood, Essex

Registration fee: 6k £40, minimum sponsorship target £200, 12k £50, minimum sponsorship target £200