Nestled within the prestigious 24-hour guard-gated community of Altair, this Toll Brothers estate offers approximately 5,000 square feet of luxury living on an 8,742-square-foot lot. Featuring 5 bedrooms and 5.5 bathrooms, the home blends sophisticated design with exceptional functionality. A dramatic two-story foyer welcomes you inside, where a sweeping curved staircase, designer lighting, and elegant architectural detailing create an unforgettable first impression. Wide-plank white oak flooring flows throughout the open-concept living spaces, while walls of sliding glass doors seamlessly connect the indoors with the resort-inspired outdoor setting, embracing the essence of California living. The chef's kitchen features dual oversized islands, waterfall porcelain countertops, Wolf appliances, a built-in Sub-Zero refrigerator, custom cabinetry, and an oversized walk-in pantry. A fully equipped secondary prep kitchen with its own cooktop, refrigerator, dishwasher, and microwave provides added convenience for entertaining. The great room includes a custom media wall, built-in fireplace, and integrated whole-home audio system. A private courtyard with a cascading water feature and Feng Shui-inspired landscaping creates a peaceful retreat, while the backyard features a basketball half-court, multiple entertaining areas, and hillside views with no rear neighbors. The primary suite enjoys scenic hillside views and features a spa-inspired bath with dual vanities, a freestanding soaking tub, an oversized walk-in shower, and a custom walk-in closet. Each secondary bedroom includes an ensuite bath, while a first-floor guest suite and upstairs loft provide flexible living space. Additional highlights include a whole-house water softener, built-in garage cabinetry, designer finishes, and meticulous craftsmanship throughout. Residents of Altair enjoy exclusive resort-style amenities including a clubhouse, swimming pools, spa, tennis courts, playgrounds, and beautifully maintained parks, all within the award-winning Irvine Unified School District and just minutes from premier shopping, dining, and major transportation corridors. Offering an exceptional combination of luxury, privacy, thoughtful design, and breathtaking hillside views, this is a rare opportunity to own one of Altair's finest residences.