Set on a quaint and serene street, this brand-new Los Altos luxury residence offers an exceptional blend of scale, sophistication, and timeless design on an expansive 12,639 sq ft lot. Encompassing 4,368 total sq ft of living space, inclusive of the 3,570 sq ft main home and detached 798 sq ft guest house, the property delivers remarkable flexibility for modern living. From the moment you enter, formal living and dining rooms showcase refined architectural detail with tray ceilings, slat wall accents, and a built-in wine display that anchors the space. A private office just off the entry provides a refined workspace. The kitchen and family room form the heart of the home, showcasing custom white oak rift-cut cabinetry, a fully integrated Thermador appliance suite, waterfall-edge stone surfaces, and a separate wet bar. Seamless indoor-outdoor flow opens to an oversized covered patio and beautifully landscaped backyard, creating a serene and inviting setting for everyday living and entertaining. Upstairs, the primary suite offers a private retreat with a private balcony and spa-like bath, while all four bedrooms in the main residence are ensuite, including a desirable ground-floor suite. A mudroom off the garage and an upstairs laundry area add everyday functionality.