Designed for seamless indoor-outdoor living, 676 Tillyfour Road offers a rare & exceptional vantage point with sweeping views across the 5th & 6th fairways, the shimmering waters of the lake & the iconic Gallatin Mountain range beyond. From the moment you step through the front entry into the spacious foyer, panoramic views & thoughtful architectural design set an immediate tone of refined Montana luxury. The open-concept living, dining, & kitchen spaces flow effortlessly together, perfectly suited for both intimate evenings at home & elevated entertaining. At the heart of it all is a true chef's kitchen, appointed with stunning marble countertops, professional-grade Thermador appliances, dual sinks, a generously sized butler's pantry & custom cabinetry accented with character-rich reclaimed wood. Vaulted ceilings, exposed hickory beams & a striking Stuv wood-burning fireplace anchor the great room with warmth & architectural presence, while a fully equipped wet bar complete with a dedicated glassware dishwasher makes hosting effortless. The private primary suite has been thoughtfully separated for ultimate retreat & includes a spa-inspired bath, an expansive walk-in closet & direct patio access for quiet morning moments outdoors. Two additional bedrooms share a beautifully tiled bath, while a separate guest suite offers its own ensuite bathroom, custom tile work, a built-in Murphy bed & a private patio, ideal for visiting family or extended stays. A dedicated office with custom built-ins, patio access & tranquil water views provides a serene & inspiring workspace. Outdoor living truly takes center stage here, with the home backing directly to the golf course & an expansive covered patio featuring a custom gas fireplace, a built-in hot tub & unobstructed views that stretch toward the mountains. Additional highlights include a heated three-car garage, a beautifully appointed laundry room, a functional mudroom & a powder room, each thoughtfully finished with custom design details that reflect the home's overall craftsmanship. Ideally situated within the exclusive Black Bull Golf Community, residents enjoy access to a wealth of private amenities including the member restaurant, swimming pool, fitness center, cross country ski trails & championship golf course. Please inquire for a complete list of custom features or to schedule a private tour of this extraordinary residence. Some photos depict club amenities.