$45,000,000

One of the Upper East Side’s most distinguished addresses, 51 East 80th Street is a masterwork of architectural heritage and contemporary refinement. Built in 1899 and meticulously reimagined over generations, this magnificent single-family townhouse commands an unrivaled presence on one of Carnegie Hill’s most coveted tree-lined blocks. Spanning approximately 10,252… Read More square feet of interior space across six floors, plus 1,885 square feet of outdoor terraces and gardens, the residence is a true testament to the art of living well in New York City. Premium European-imported materials, custom ironmongery, and surfaces finished by expert French polishers set a tone of quiet luxury from the moment you arrive. Originally designed for private family use, every aspect of 51 East 80th has been preserved and enhanced with scholarly care. The bones and proportions remain true to the 1899 vision, while the infrastructure, systems, and finishes have been entirely rebuilt to contemporary standards of performance and luxury. Enter the home through the air-lock vestibule, an elegant and practical entry that provides enhanced privacy, energy efficiency, and air quality. The parlor level is the soul of this townhouse — a series of grand, luminous rooms designed for intimate gatherings or lavish entertaining. Soaring ceilings and oversized, high-specification windows draw abundant natural light across the rooms. The formal dining room is an exercise in refined restraint: custom cabinetry frames a stunning marble table, creating a room that feels museum-worthy. The adjacent living room is crisp and contemporary, anchored by a second gas fireplace and opening through pocket doors to a butler’s pantry, discreetly positioned for seamless service. Arched windows overlook 80th Street below, filtering the city through graceful curves that echo the home’s 19th-century origins. The sandstone staircase completes the parlor level’s sense of historic grandeur. On the ground level, a sophisticated sitting room is centered on a gas fireplace and a custom media center, offering an immediate sense of warmth and ease. The state-of-the-art chef’s kitchen features Sub-Zero and Wolf appliances, a full-sized pantry, and a breathtaking marble waterfall breakfast bar creating a space that is as beautiful as it is functional. Adjacent, a family dining room with its own Sub-Zero refrigerator and recessed lighting offers a relaxed counterpoint to the formal entertaining above, and opens onto a bamboo garden. An architectural staircase at the back of the garden rises to the parlor level, connecting the home’s two distinct worlds of daily life and formal entertaining. A generous mudroom and powder room complete the practical heart of this level. The entire second floor is devoted to the primary suite, an exercise in extraordinary comfort and craftsmanship. The master bedroom features handmade French carpets, a wood-burning fireplace, and a vast dressing room lined with a wall of custom closets. The ensuite bathroom boasts a sculptural marble soaking bathtub that commands the room, marble countertops and a double-sized glass-enclosed shower. An adjacent north-facing terrace offers a private outdoor retreat, perfectly positioned for morning coffee above the gardens. The third floor hosts two further bedroom suites. The north-facing room features its own large private terrace, a walk-in closet, and a marble ensuite with shower. The south-facing bedroom is finished in a custom linen wall covering and features an ensuite shower room. The fourth floor offers two spacious and beautifully appointed guest suites, each with its own ensuite bathroom and shower, ensuring absolute comfort and privacy for family and visitors alike. A smaller bedroom on this level — served by an adjacent full bathroom — functions ideally as a staff suite, discreetly integrated yet fully self-contained. An additional washer and dryer on this floor provides practical convenience for the upper levels of the home. The sixth floor boasts a large family room connected by a stylish kitchenette to a fully equipped gym. An adjacent terrace extends the living space outdoors. Crowning the home is a roof terrace with a remote-controlled pergola system that offers a setting of near-cinematic drama: open sky, city skyline, and total privacy. At the heart of this home’s singular character stands one of New York’s rarest surviving artifacts: a fully operational vintage Otis elevator, its original mechanics and decorative detailing intact. A preserved piece of engineering heritage, it moves through the house as it did more than a century ago — a living reminder of the craftsmanship and ambition of the Gilded Age. The home operates as a fully integrated smart residence, controlled via iPad from anywhere in the world. Every major system has been comprehensively upgraded: HVAC, plumbing, piping, windows, and radiant heated flooring are all new. In the cellar, a dedicated laundry room houses two washers and two dryers, supplemented by an additional washer-dryer set on the fourth floor. 51 East 80th Street is among the most considered and complete townhouses to come to market on the Upper East Side in recent memory. It offers the provenance of a historic landmark, the performance of a newly built home, and the soul of a residence designed with singular vision and absolute commitment to quality. Turnkey in every sense, yet infinitely adaptable to the vision of its next steward. Read Less

Listing Courtesy of: Adam D Modlin, Modlin Group LLC

Listing Snapshot

Days Online

Last Updated

Oct 9, 2026

Property Type

SingleFamilyResidence

Beds

Full Baths

Partial Baths

Square Ft.

10,252

Year Built

1899

MLS Number

RLS20119907

Additional Details

Building

Built in 1899, Living area: 10252.0, Living area units: SquareFeet, 5 stories

Fireplaces

Den, Gas, FamilyLivingGreatRoom, PrimaryBedroom, WoodBurning

Home Owner's Association

Association Fee: $0, Fee Frequency: Monthly

Laundry

BuildingLowerLevel, BuildingMultipleLocations, CommonArea, LowerLevel, LaundryRoom, MultipleLocations

Lot

Dimensions: 23.0 x 102.17

Pets Policy

Allowed: BuildingYes, Yes

Property

City, Skyline

Taxes

Parcel Number: 1492-0125, Annual Amount: $131,508, Tax Block: 01492, Lot: 0125

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