4625 Walnut Hill Lane Experience modern luxury redefined in this extraordinary Preston Hollow estate, set on a private, tree-lined acre behind a tall aluminum fence and surrounded by more than 100 mature trees for exceptional privacy and seclusion. A dramatic 6'x9' ceramic pivot door welcomes you into this sleek architectural masterpiece, where sophisticated design and modern luxury define every space. Inside, ceilings soar from 12 to 24 feet, and dramatic floor-to-ceiling windows create a grand yet inviting atmosphere, complemented by exquisite marble and premium hardwood flooring that runs throughout the home. The chef's kitchen embodies contemporary luxury with high-end European cabinetry, professional-grade Thermador appliances, and energy-efficient designer lighting. The expansive primary suite is a modern-day sanctuary, featuring a large dry sauna and a marble-clad spa bath, tucked away for maximum tranquility. The home's state-of-the-art media room offers a true cinematic escape, while a separate game room with custom bar delivers effortlessly modern entertaining, whether hosting an intimate gathering or a large-scale event. Outdoors, indulge in resort-caliber luxury with a custom-designed salt water pool and spa surrounded by granite decking, a fully equipped outdoor kitchen, and pool house - the ultimate setting for sophisticated, modern living year-round. A granite-paved driveway leads to an oversized five-car garage, outfitted with contemporary aluminum-glass doors, metallic epoxy flooring, and an integrated EV charging station. This is new construction delivered without compromise - modern architecture, true privacy, and elevated luxury brought together on one of Preston Hollow's most exceptional acre lots, in one of Dallas's most established and sought-after neighborhoods.