Castle Quay Shopping Centre is a shopping centre in the town of Banbury, north Oxfordshire, England.The shopping centre is located in the centre of Banbury by the Oxford Canal, off Castle Street. Banbury Museum and Tooley's Boatyard are also located here. Close by is Spiceball Park. The museum is accessible over a bridge and from the Castle Quay Shopping Centre.Castle Quay Shopping Centre has over a hundred stores. Major shops (anchor stores) include BHS, Boots, Debenhams, Marks & Spencer, and W H Smith.