Located on the north shore of Ennis Lake in McAllister, Montana, this legacy property presents a rare opportunity to acquire just over 2,700+/- acres in one of Montana's most desirable valleys. The offering combines lake frontage, agricultural production, equestrian infrastructure, conservation or development potential, and a fully operational commercial component. Showing by appointment only. A working ranch with residential, livestock, and infrastructure elements in place, Lost Heart Ranch anchors the entire offering. It is subdivided into 45 legal parcels, making if a great candidate for a conservation easement, possible development, and generational use. Includes 2,500± SF 4BD/3BA main residence (1994), 2,400± SF equipment shop with attached 2BD/1BA residence (2004), 3,100± SF livestock barn, and 1400± feet of lake frontage. A rare, turnkey 23.18 acre equestrian facility located on the lake, this component of the offering includes a 6,344+/- SF luxury home with a pool, lake frontage, and full horse infrastructure. The commercial asset of this property, Lake Shore Lodge offers a strong base for hospitality, storage, and lakefront access with expansion potential. Features 42 full-service RV sites (50 amp), office/store and bathhouse with laundry, 3 dry cabins and 3 additional 4 season rental cabins, room for employee housing, marina with 10 docks and seawall. 2 drain fields and 7 holding tanks with room for expansion. Excellent potential for income generation or private estate repurposing. With panoramic views in every direction-Lone Peak to the east, the Centennial Mountains to the south, and the rugged Tobacco Root Mountains to the west-the property features diverse topography including productive pasture, riparian corridors, and juniper-covered hillsides. Comprising three primary components-Lost Heart Ranch, Lake Shore Equestrian Estate, and Lake Shore Lodge-this property supports year-round ranching, recreation, and income generation, all just minutes from Ennis and under an hour to Bozeman.