Trail Running
Mountain Biking

Welcome to Tri-Adventure

We are a small family run business and want to encourage you into the great outdoors. We offer a variety of events from adventure racing, 5k & 10 runs, obstacle races to duathlons, all in close proximity to London.

Whether you’re male or female, experienced or a beginner, our events cater for everyone, so come and try our adventure!

Click here for a Tri-Adventure taster…