Castleton Hotel London Easytobook. This London hotel offers a prime location right in the city centre, very close to Hyde Park and Paddington Station. Castleton Hotel London enjoys an unbeatable location in the heart of London, making it the perfect base to explore this amazing city. Breakfast is available for free at Castleton Hotel. All guests can enjoy access to a restaurant, which is available for common use here. A concierge service is part of the services here, and so are a luggage storage and a fax service. 46 rooms can be chosen from.