The full marathon takes you along the river before ascending onto the South Downs Way, where you’ll climb the iconic Chanctonbury and Cissbury Rings before returning to Shoreham. The 50K ultra follows the same route with additional trails winding along the South Downs Way ridge, rewarding runners with breathtaking views stretching as far as Brighton and the Isle of Wight.

With a fully measured course, themed aid stations, and bespoke finishers’ medals, The River Run is designed for trail enthusiasts of all levels. Enjoy a fully marshalled route, clear UKTC event signage, and the chance to be part of the inaugural River to Ridge adventure. Don’t miss your chance to experience this unforgettable day of running and scenery!