This mint-condition single-family townhouse is perfectly positioned on a prime, tree-lined Chelsea block, bordered on all sides by charming low-rise townhouses, offering both privacy and serenity in the heart of Manhattan. Masterfully reimagined by Lang Architecture, the home underwent a comprehensive renovation and vertical expansion that seamlessly marries modern sophistication with historical character. The rear faade has been fully opened to bathe the interiors in natural light, while the addition of an elevator ensures effortless access across all six levels. The residence is in pristine condition, featuring state-of-the-art finishes that pay homage to its original architectural details. A beautifully designed central staircase, with a sweeping, sculptural railing from top to bottom, anchors the home with elegance and grace. The layout reflects a reverence for traditional design, offering a harmonious balance between formal spaces and an inviting, relaxed atmosphere. The bespoke kitchencentered around a stately marble islandflows naturally into the bluestone garden, a secluded oasis ideal for al fresco dining with barbecue and entertaining. Each interior floor is over 60 deep, allowing for graciously scaled rooms. The Parlor level features front and rear sitting rooms that can function formally and informally. Gracious ceiling height and south-facing light flood the rooms at all times of day. The home includes four spacious bedrooms, including an extraordinary full-floor primary suite on the third level. This sanctuary features a grand bedroom, two walk-in closets, direct elevator access, a midnight bar, and a luxurious full-width primary bath with double vanities, a solid marble freestanding soaking tub, and a large steam shower. Each additional bedroom includes an en-suite bath, and the home can be easily configured to accommodate a fifth bedroom. The English Basement features front and rear access to the outdoors. A bedroom in front functions as a perfect guest or staff quarters; the rear recreational room is multi-purpose and can access the rear garden. The top floor expansion has been framed with North and South full glass sliding doors and is presently used as a gym. Outdoor living is equally impressive, with a large north-facing terrace offering open views of Hudson Yards, the Empire State Building, and Lower Manhattan. The sun-soaked roof deck includes a south-facing exposure, outdoor shower, kitchenette, and built-in barbecuean ideal setting for entertaining or unwinding above the city. Blending timeless elegance with contemporary comfort, this residence stands as a rare offeringgracefully designed, rich in detail, and impeccably executed.