An Exceptional Riverfront Masterpiece at The Chatsworth! Co-op with Condo Rules! This 4 bed, 2,751-square-foot gem perfectly blends classic 19th-century Beaux-Arts architecture with an exquisite modern renovation, offering an unparalleled living experience. With stunning panoramic views of Riverside Park through five oversized windows, this residence is the most breathtaking four-bedroom home you'll find. Upon entering, you're welcomed by a refined entry foyer leading to a grand living room. The home's four exposures-West, North, South, and East-flood it with natural light. Coffered ceilings, elegant crown moldings, solid herringbone floors, and impeccable custom millwork evoke the grandeur of mansion living. The spacious 29-foot living/dining room, ideal for entertaining, flows seamlessly into a beautiful den/study (which can serve as a fourth bedroom), both offering full views of Riverside Park and the Hudson River. The stunning, windowed designer kitchen is a chef's dream, equipped with top-of-the-line appliances, including a Wolf gas range, Gaggenau refrigerator, Miele dishwasher, and speed oven. Custom high-gloss lacquer cabinetry, Cambridge mesh accents, and oversized slabs of pearl grey quartzite countertops and backsplash make this kitchen both functional and stylish. The luxurious master suite boasts a massive walk-in closet and an opulent windowed en-suite bath finished in Carrera and Bardiglio stone, with Kallista fixtures, radiant heated floors, a glass-enclosed shower, and a stand-alone resin tub. The second spacious bedroom also features an en-suite bath and dressing area, while the third bedroom is accompanied by a striking guest bath. All secondary bathrooms are beautifully finished with large-format porcelain tiles, Walker Zanger mosaic tile accents, and Bianco Dolomiti marble. Additional features include solid core doors throughout, a Bosch washer/dryer, and a dedicated HVAC system. Situated in the heart of the Upper West Side, with Riverside Park at your doorstep, this residence offers the best in luxury living, surrounded by premier shopping, dining, cultural attractions, and transportation options. With 24-hour doorman and concierge services, the building features over 17,000 square feet of modern amenities, including a state-of-the-art fitness center, yoga studio, playroom, game room, lounge, catering kitchen, screening room, business center, and a serene garden patio. Bike room, and private storage units are available for purchase. Originally built in 1904, The Chatsworth is a historic Beaux-Arts building that has been meticulously renovated to maintain its timeless elegance while incorporating every modern amenity. This iconic pre-war co-op offers condo-like ownership ease and is located at the edge of Riverside Park, offering residents unmatched access to green space. For those seeking the pinnacle of luxury, The Chatsworth offers an extraordinary lifestyle in one of the Upper West Side's most coveted buildings.