UK Running Events Calendar 2026

Discover a growing list of running events and fun runs across the UK for 2026. Our calendar features a wide range of events, including Marathons, Half Marathons, 10km runs, 5km runs, Triathlons, Obstacle Course and Stair Climbing events. Whether you're in London, Birmingham, Edinburgh, or any other city, find the perfect event near you to challenge yourself and achieve your fitness goals.