18 E 77TH Street #5AB
MLS® #RLS20093726
Listing by Serhant
3
Bedrooms
3.5
Baths
2,200
Sq. Ft.
1910
Year Built
Quick Summary
Property Highlights
- Views: City, Park Greenbelt
- Exposure: East,North,South facing
- Fireplace: 2 fireplaces
Property Details
Listing History
| Event | Date | Price | Change |
|---|---|---|---|
| Listed | May 27, 2026 | $5,600,000 | - |
| Currently | Jul 11, 2026 | $5,600,000 | - |
Description
Residence 5AB at 18 East 77th Street Perfectly positioned on one of the most coveted blocks on the Upper East Side, between Fifth and Madison Avenues and directly across from The Mark Hotel, Residence 5AB at 18 East 77th Street is an exceptionally rare 3-bedroom, 3.5-bathroom duplex penthouse with an impressive private terrace offering open views toward Central Park. Set within an intimate limestone-clad townhouse co-operative, the home offers a rare combination of classic pre-war character, townhouse-like privacy, and effortless indoor-outdoor living just off Central Park. The residence has a distinctly European sensibility, with gracious proportions, traditional detailing, and a warm, layered atmosphere throughout. The lower level opens through a central entry hall with tiled floors and a powder room. A spacious formal living room is anchored by a wood-burning fireplace, while French doors open to a skylit dining room wrapped in designer wallpaper. The windowed kitchen features a skylight, black marble floors, granite countertops, custom cabinetry, and stainless steel appliances. The primary suite is beautifully scaled and serene, with herringbone floors, a wood-burning fireplace, custom built-ins, three reach-in closets, and a charming window bench. The primary bathroom is finished with marble tilework, a pedestal sink, and a glass-enclosed rainfall shower. Two additional bedrooms offer flexibility for guests, family, or work-from-home needs, including a bedroom suite with two exposures and a windowed en-suite bath. Additional spaces on the lower level include a full bathroom, washer and dryer, den, and study, allowing for multiple configurations including a library, nursery, media room, or home office. The upper level is what makes the home truly special. A sun-filled lounge with custom built-ins and a butler's kitchen opens through three sets of French doors onto an expansive private terrace. Framed by lush planters and open exposures, the terrace offers exceptional space for outdoor dining, lounging, and entertaining, with views toward Central Park and the surrounding Upper East Side skyline. 18 East 77th Street is a discreet and elegant townhouse co-operative with an elevator, video intercom, and just five residences. The location is among the best in Manhattan, moments from Central Park, The Met, Museum Mile, Madison Avenue shopping, The Mark, The Carlyle, the Frick Collection, renowned restaurants, galleries, cafés, and neighborhood staples including Citarella, Butterfield Market, Eli's, and D'Agostino. A rare duplex penthouse combining the character and privacy of townhouse living with the convenience of a co-operative residence, all in one of the Upper East Side's most desirable locations.
Features & Amenities
Interior Features
Exterior Features
Building Information
Financial Details
About Lenox Hill
View All Lenox Hill ListingsLenox Hill occupies a residential section of the Upper East Side, defined by proximity to Central Park, major medical institutions (Memorial Sloan Kettering, Weill Cornell, Lenox Hill Hospital), and the Madison Avenue retail corridor. Housing stock ranges from large pre-war cooperatives to modern condominiums with East River and skyline views.
Lenox Hill Live Market Data
View NeighborhoodActive Listings
579
Median Asking Price
$1.55M
Median $/Sqft
$1,448
Avg Days on Market
N/A
New This Week
15
Price Reduced
36%
Sold (30 Days)
81
Median Sale Price
$1.26M
Live data from RLS at REBNY • Updated 7/11/26, 5:59 PM EST
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18 E 77TH Street #5AB, Lenox Hill, New York County
Floor Plans
Building Information
Official NYC property records for this building
Tax & Assessment
Note: Individual unit taxes may differ. Verify current tax bills with NYC DOF.
Source: NYC PLUTO (Primary Land Use Tax Lot Output), NYC Department of City Planning (data.cityofnewyork.us)
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Listing Data
RLS® at REBNY (Real Estate Board of New York) via Trestle API. Updated in real-time.
Building Data
NYC PLUTO (Primary Land Use Tax Lot Output), NYC Department of City Planning. Updated quarterly.
Market Data
RLS® at REBNY (Real Estate Board of New York). Live data updated in real-time.
Map & Location
OpenStreetMap contributors via Leaflet. Geocoding via Nominatim.
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Frequently Asked Questions
Common questions about this property
The current listed monthly maintenance are $7,673 per month. Confirm the exact amount with the listing broker before making an offer.
This property has 3 bedrooms and 3 full bathrooms and 1 half bathroom.
The listed interior living area is 2,200 square feet. Verify dimensions independently during due diligence.
According to MLS records, the building was constructed in 1910, making it approximately 116 years old.
This listing is a co-op (stock cooperative). Buyers purchase shares in a corporation rather than real property, and the board must approve all sales.
Pets are permitted at this property. Contact the listing broker for weight limits or breed restrictions.
At the current list price of $5,600,000 for 2,200 sq ft, the asking price per square foot is approximately $2,545. This figure is for reference only and may differ from appraised or assessed values.
To schedule a private showing, contact Milton Coste at (917) 416-7433 or mcoste@kwnyc.com. Per REBNY guidelines effective 2025, a Buyer Representation Agreement is required before a buyer's broker can show you properties. You may attend open houses independently without one.
Have a question not answered here?
(917) 416-7433Listing Courtesy of Serhant - Chase Landow
Listing Contact: (917) 524-0000
Listing information for certain New York City properties provided courtesy of the Real Estate Board of New York's Residential Listing Service (the "RLS"). The information contained in this listing has not been verified by the RLS and should be verified by the consumer. The listing information provided here is for the consumer's personal, non-commercial use. Retransmission, redistribution or copying of this listing information is strictly prohibited except in connection with a consumer's consideration of the purchase and/or sale of an individual property. This listing information is not verified for authenticity or accuracy and is not guaranteed and may not reflect all real estate activity in the market. ©2026 The Real Estate Board of New York, Inc., all rights reserved. This advertisement does not suggest that the broker has a listing in this property or properties or that any property is currently available.
Broker Commission Disclosure: Broker commissions are not set by law and are fully negotiable.
Buyer Notice: Planning to work with a buyer's broker? A Buyer Representation Agreement is required before your broker can show you properties, per REBNY/UCBA guidelines (effective 2025). You may attend open houses independently without one.
RLS Data display by Keller Williams NYC. Data last updated on 7/11/2026 at 9:59 PM UTC