Blue Mountain Retreat CenterVisit WebsiteGet Directions Details Amenities Details Hours See website for hours. Location1032 Hoffmaster RdKnoxville, MD21758Get DirectionsContact Local Phone: 301-834-4096EmailMapWestern Maryland Amenities Number of Rooms68Restaurants and Attractions NearbyAttractionsKennedy Farmhouse (John Brown Raid HQ)Learn MoreAttractionsRiver & Trail OutfittersLearn MoreSee More For Western Maryland