Collection O Grey Castle Inn is located in Mussoorie, within 1.8 miles of Gun Hill Point, Mussorie and a 7-minute walk of Mussoorie Library. Featuring a shared lounge, the 3-star hotel has air-conditioned rooms with free WiFi, each with a private bathroom. The property provides a shared kitchen, room service and luggage storage for guests. At the hotel, each room includes a desk. Guest rooms at Collection O Grey Castle Inn are equipped with a seating area and a flat-screen TV with satellite channels. Staff at the accommodation are always available to provide guidance at the reception. Mussoorie Mall Road is a 10-minute walk from Collection O Grey Castle Inn, while Camel's Back Road is 1.3 miles away. Dehradun Airport is 32 miles from the property.