A distinctive and approachable Mid-century Modern by renowned architect Roy Sigvard Johnson, 543 Scarborough Road is an extraordinary modern classic. The open floor plan and expansive windows offer breathtaking views of the two-acre plus grounds that blend into the Old Croton Aqueduct. The scale is ideal for grand entertaining and intimate gatherings. A sunken living room, anchored by a striking brick fireplace with custom wood storage insets, creates an attractive focal point to enjoy the outdoors through floor-to-ceiling windows. The light-filled gourmet kitchen features premium Wolf and Miele appliances and flows seamlessly to an al fresco stone dining terrace for seasonal outdoor living. The primary suite comes with a spa bath, two custom California Closets and additional storage. Two additional upstairs bedrooms put you amidst the surrounding forest canopy. Luxuriate in your outdoor sanctuary with organic gardens, a private trail to the aqueduct and a heated in-ground spa. Miles of scenic walking trails through the Old Croton Aqueduct and Rockefeller State Park are just steps away, while Scarborough Metro-North station is walking distance and provides direct access to Grand Central Terminal. A first-floor office/bedroom with a full bath provides flexibility, while the lower level has over 900 sf of bonus space for a gym or recreation room. Countless updates and modern conveniences have been added to make the home ultra-efficient and modern-user friendly. The recently built two-car garage is EV charger-ready and features an upgraded electrical panel, fully-integrated with a whole-home backup generator. This one-of-a-kind Briarcliff Manor home perfectly balances modern sophistication with natural serenity—an architectural masterpiece designed for inspired living.