Welcome to 189 Beaver Dam Road in Katonah. A sophisticated custom-built 4 bedroom (lives as a 6) home nestled in a renowned estate area. Set upon 4.4 architecturally designed and meticulously landscaped acres, boasting perennial gardens, specimen trees, exterior lighting, and two inviting stone patios. Enhancing its allure is a multipurpose heated outbuilding, greenhouse, and putting green. Step inside to discover a main level that epitomizes luxury living featuring the primary suite, complete with a cozy sitting room, gas fireplace, dual walk-in closets, and a spacious ensuite bath. Three additional bedrooms on this level, accompanied by two full baths, ensure ample space for guests. Enjoy the living room's cozy wood-burning fireplace and sleek wet bar, or come together in the dining room beneath stylish coffered ceilings. Ascend to the second level, where a living room, executive office or library, full bath, guest room, and thoughtfully finished storage space await. The expansive eat-in kitchen leads to the serene back patio, complete with a Lynx Grill for alfresco dining. Fully finished walk out lower level provides living space, a well-appointed bar, wine cellar, gym, a guest suite and finished storage rooms. Conveniently located within 5 minutes of Katonah Village and Metro-North, with easy access to I-684 and the Saw Mill Parkway. Bordering the Bedford Riding Lanes and Beaver Dam Sanctuary, outdoor enthusiasts will delight in the proximity to hiking and riding trails. Within the esteemed Katonah-Lewisboro School District (Katonah Elementary) and moments from The Harvey School. Just one hour to NYC!