43 Ontio Road The Kingsbury-Curtis House | Tuxedo Park, NY. An extraordinary historic estate in the private, gated community of Tuxedo Park, commanding elevated vistas over both Wee Wah Lake and Tuxedo Lake, with the Ramapo Mountains and a partial New York City skyline forming a dramatic backdrop. Nestled on a prominent summit, this distinguished residence c.1886 is crafted in fieldstone, brick, and limestone and showcases exceptional period detail throughout. A gracious entrance hall, enriched with classic stone moldings and wrought-iron balustrades, leads to thoughtfully scaled living spaces. The main level includes a lake-view living room with a wood-burning fireplace opening to a south-facing terrace, a library with fireplace and expansive sunroom exposures, and a formal dining room adjacent to a custom eat-in kitchen with an outdoor porch. The second floor hosts a generous primary suite with a private sitting room and bath, a large en-suite guest bedroom, two additional bedrooms, multiple baths, a powder room, and a laundry area. The third level offers exceptional flexibility with additional bedrooms, baths, storage rooms, a bright recreation space, and a separate reading room. The scale and layout of the home allow for multiple dedicated home offices, fitness or wellness rooms, creative studios, and comfortable accommodations for extended guests or live-in staff, providing versatility for both full-time living and weekend retreat use. A partially above-ground lower level includes a paneled room with fireplace along with service and support areas. The gated estate includes a garage, a pool house, and a distinctive swimming pool designed in the shape of Tuxedo Lake - a subtle architectural homage to its setting. For buyers seeking a historic luxury estate in the Hudson Valley, this exceptional offering combines architectural pedigree, dual lake views, and the privacy of Tuxedo Park's gated community. Just over an hour from Manhattan, the Kingsbury-Curtis Estate presents opportunity for a full-time residence or refined weekend retreat in one of Orange County's most storied enclaves.