Set on 3.25 private acres of lush formal gardens and mature woodlands, this one-of-a-kind Chappaqua residence is a rare architectural treasure. Designed in the 1930s by renowned Westchester architect James Renwick Thomson, the home blends refined sophistication with warm, inviting charm—offering an unparalleled living experience just minutes from the heart of town. From Palladian windows and vaulted ceilings to Dutch doors, rough-hewn beams, copper gutters and exquisite custom woodwork, every detail speaks to the home's timeless character. Light floods the interiors through bay windows, while a second-floor terrace invites al fresco dining overlooking the serene landscape. Outdoors, the grounds are truly spectacular: meandering pebbled pathways wind through formal gardens with multiple sitting areas, two tranquil koi ponds, and a meandering stream. A red clay tennis court (easily restored) adds a resort-like touch, and the long, private driveway ensures a secluded retreat. Located with