Thunder Races - Where the adventure begins

Trail races organised by runners, for runners.

Explore the stunning Bedfordshire countryside on fast, undulating 10k, 25k and 50k trail runs. Our races are the prefect for both novice and experienced runners. Whether you are looking to try trail running for the first time or are a seasoned runner looking for your next PB, we provide all the ingredients for your perfect trail race.

Centrally located races are just 40 minutes by train from London, 50 minutes from Leicester and 45 minutes from Milton Keynes.