Discover refined living in this exceptional luxury residence located in the highly desired Sanctuary of Flower Mound and zoned to acclaimed Lewisville ISD. Offering 5,414 square feet on a nearly half-acre lot, this one-of-a-kind property delivers space, flexibility, and next-level entertaining potential. A dramatic entry welcomes you with a grand sweeping staircase, soaring ceilings, and elegant plantation shutters - creating a breathtaking first impression. A second, separate staircase off the family room adds convenience and effortless flow throughout the home. The chef's kitchen is a true showstopper featuring a generous butcher-block island, THREE ovens, gas cooktop, dishwasher, beverage frig, microwave, abundant cabinetry, and ample prep space, all overlooking the sparkling pool and expansive backyard - perfect for hosting unforgettable gatherings. from the Kitchen and Breakfast Room, the adjoining family room offers warm, inviting space for everyday living, while a private study provides an ideal work-from-home retreat. A media room and gameroom upstairs enhances the home's entertainment appeal. Adding exceptional value is the fully separate 811-square-foot guest house, complete with its own living room, kitchen, bedroom, bathroom, washer dryer connections and private fenced turfed yard-ideal for multigenerational living, long-term guests, studio use, or rental potential. Step outside to your private backyard oasis featuring a sparkling pool, expansive yard, and an outdoor living and kitchen area-perfect for summer evenings, weekend gatherings, and year-round entertaining. The primary suite is a serene retreat with spa-inspired bath and generous closet space. Secondary bedrooms are designed for comfort and privacy. This rare Sanctuary property blends elegance, functionality, and flexibility - an extraordinary opportunity in one of Flower Mound's most sought-after communities. Two homes. One unforgettable address. Easy to show and fall in love with!