This incredible, gated property offers a fully equipped 551sf private guest apartment totaling 4,600 sf of living space, six garage spaces, and exceptional versatility for entertaining, multigenerational living, or hobbyists seeking unmatched space. Soaring ceilings, gorgeous hardwood floors, quartz counters, plantation shutters, and solid-core doors throughout. A two-story foyer welcomes you to this thoughtfully designed custom home with a private office, formal dining room, wet bar, first-floor guest bedroom and full bath, and a grand living room with vaulted ceilings, dramatic floor-to-ceiling corner fireplace, and a wall of windows overlooking the beautifully landscaped backyard. The gourmet kitchen features a large center island with seating, KitchenAid six-burner range, soft-close cabinetry, built-in oven, walk-in pantry, and spacious breakfast room with sliding doors to the covered patio with sun-blocking electric shades. Tucked away for privacy, the primary suite offers a sitting area and spa bath with soaking tub, extended vanity with double sinks, oversized walk-in shower with rain head and dual benches, and direct access to the laundry room through the custom walk-in closet. Upstairs includes a large game room, media room, three bedrooms, and full bath. The oversized detached three-car garage with insulated doors sits behind a new solar-powered electric gate and is ideal for a workshop, recreational equipment, or the car enthusiast. Above, the beautifully finished apartment offers the comfort and privacy of a second residence with a full kitchen, dining area, living room, bedroom, full bath, separate HVAC system, and endless flexibility for guests, live-in caregivers, private office, or extended-stay visitors. Ultraviolet HVAC air purification, heat-reducing window film, automatic sprinkler system, and floored attic storage. Situated on a premium one-acre corner lot adjacent to a protected multi-acre reserve, fully fenced, and just minutes to Lake Lavon.