The Grand Summit Hotel & Conference Center, located slope side to Moonstruck Trail near the White Cap Base area, is Sunday River's original luxury hotel. With 230 guest rooms, the Summit is the largest slope side hotel in the East. Amenities include a health club, heated outdoor pool, Legends Restaurant, Moonstruck Cafe, on-site childcare, game room, valet parking, and conference facilities for up to 900 people. Most units have full kitchens and home entertainment systems.

Studio DeluxeGuest room includes sleeping arrangements for two guests one queen size sleep sofa and one queen size Murphy bed with kitchenette and full bath. Various views are available upon request and are based on availability. Rooms are equipped for physically disabled and are accessible without stairs.Standard RoomGuest room includes sleeping arrangements for two guests on two queen size beds with full bath. Various views are available upon request and are based on availability. Rooms are equipped for physically disabled are are accessible without stairs.One Bedroom SuperiorGuest room includes sleeping arrangements for up to four guests on one queen size bed and one queen size sleep sofa with full kitchen and full bath. Various views are available upon request and are based on availability. Rooms are equipped for physically disabled and are accessible without stairs.Studio SuperiorGuest room includes sleeping arrangements for two guests on one queen size Murphy bed with kitchenette and full bath. Various views are available upon request and are based on availability. Rooms are equipped for physically disabled and are accessible without stairs.