Welcome to this extraordinary custom estate in the heart of Louisville, Tennessee — a home designed to bring everyone together while still offering privacy and flexibility. At its heart is a fabulous, fully equipped guest casita, perfect for visiting family, multi-generational living, or extended stays with friends. This thoughtfully designed additional living space features its own private entrance, an open-concept kitchen and great room, two bedrooms, a full bath, a dedicated laundry room, and premium finishes throughout. Whether hosting long-term guests, offering short-term accommodations, or creating a private studio or office retreat, this casita adds unmatched versatility to the property.Set on just over an acre with no homes planned behind it, the estate offers rare privacy and an exceptional outdoor living experience. The main residence spans more than 3,600 square feet and showcases a split floor plan with two generous guest suites, each with a private bath and walk-in closet, plus a stylish powder room. The owner's retreat is a true sanctuary with dual walk-in closets, a private water closet, and a spa-inspired bath featuring a freestanding soaking tub and an oversized, floor-to-ceiling tiled shower with rain, handheld, and wall-mounted shower heads. French doors lead directly to the covered back patio for a private retreat feel.At the heart of the home, an expansive great room with a dramatic 10-by-16-foot sliding glass wall seamlessly opens to the patio and centers around a cozy gas fireplace. A formal dining room, dedicated office, mudroom, and bright breakfast nook provide both elegance and functionality. The chef's kitchen is an entertainer's dream, showcasing an oversized island, floor-to-ceiling custom cabinetry with soft-close features, a walk-in pantry, and a premium Wolf & Sub-Zero appliance package — including a 48-inch gas cooktop, built-in convection oven and microwave, 48-inch refrigerator and freezer, Cove dishwasher, and undercounter ice maker. A spacious laundry room with built-in sink and cabinetry that matches the kitchen completes the main level. Thoughtful details like custom wood ceiling beams in the great room, dining room, office, and owner's suite pair beautifully with crown molding, eight-foot solid-core doors, seven-inch baseboards, designer lighting, and wide engineered wood floors throughout.The estate also includes an oversized four-car garage with nearly 2,000 square feet of space, epoxy floors, insulated walls and ceilings, belt-driven openers, and spray-foam insulation for comfort and energy efficiency. Additional highlights include two HVAC systems, a Navien tankless water heater with soft-water system, and energy-conscious 2x6 construction with spray-foam insulation throughout. The exterior impresses with natural stone, king-size brick, and stucco accents, an oversized mahogany and glass double front door, Windsor Pinnacle wood-clad windows, and a 50-year Tamko Titan XT roof. Outdoor living is equally refined, with a covered back patio featuring a tongue-and-groove ceiling and gas fireplace, plus gas and electric prepped for a future outdoor kitchen. A Pebble Creek concrete driveway and professional landscaping complete the grounds.Conveniently located in the quiet and picturesque beauty of rolling hills, natural spring fed ponds, and the lazy winding Tennessee river, Lashbrooke is only minutes away from three surrounding cities - Knoxville, Maryville, and Alcoa. Amenities include a workout facility, swimming pool, outdoor pavilion, tennis court, basketball court, playground, private marina, and natural spring fed ponds for those who love being on or around the water. With over 8,300 total square feet under roof — including the main home, private casita, and expansive garage — this property delivers thoughtful luxury, multi-generational living potential, and exceptional craftsmanship.