This popular event returns to RunThrough in 2026. Join us for a challenging 5k, 10k & Half Marathon course in the heart of South London.

Each kilometre is accurately marked out with signposts and we have a great team of helpers to encourage you on your way to the finish line! The route is a looped course, with 1.5 laps for the 5k, 3 laps for the 10k and 6.5 laps for the Half Marathon.