Decathlon – Kensington High Street – Opening Hours & Store Details You will find Decathlon situated at an ideal position at 146-158 Kensington High Street, approximately 2.90 miles west from the centre of London, in Kensington (near to Kensington Central Library and The Roof Gardens). This store is an added feature to the areas of South Kensington, Hammersmith, Paddington, Westbourne Green, North Kensington, Knightsbridge, Shepherd’s Bush and Kensington. Today (Friday), you can stop by 9:00 am until 8:00 pm. This page includes information for Decathlon Kensington High Street, including the open hours, local map and phone details.