Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433
303 E 77TH Street #15AB
Interested in this property?
Active For Sale Condo

$4,225,000

$1,276 per sq ft

303 E 77TH Street #15AB

Lenox Hill, Manhattan

The Isis Condominium

MLS® #RLS20057329

RLS at REBNY

Listing by Christies International Real Estate Group LLC

5

Bedrooms

4.5

Baths

3,312

Sq. Ft.

2008

Year Built

Quick Summary

Bedrooms 5
Bathrooms 5 full, 1 half
Living Area 3,312 sq ft
Year Built 2008
Ownership Condo
HOA/Common Charges $6,246/mo
Property Taxes Contact for details
Neighborhood Lenox Hill
Floor 15 of 18

Property Highlights

  • Views: City
  • Exposure: East,North,South,West facing
  • Outdoor Space: None, Balcony

Property Details

Type Condo
Ownership Condominium
Total Rooms 7
Baths 4 Full, 1 Half
Floor 15 of 18
View City
Exposure East,North,South,West
Cooling Other
Pets Yes
Year Built 2008
Living Area 3,312 sq ft
Structure Type HighRise
Basement Other
Block/Lot 01452/1026

Listing History

Event Date Price Change
Listed Oct 29, 2025 $5,000,000 -
Price Reduced Mar 17, 2026 $4,695,000 -6.1%
Currently May 4, 2026 $4,225,000 -10.0%

Description

Exquisite Full-Floor Residence with Panoramic Views on the Upper East Side

Perched high above the city on the 15th floor of an exclusive boutique condominium, this remarkable five-bedroom, four-and-a-half-bathroom home offers the pinnacle of Upper East Side luxury living. With four open exposures and floor-to-ceiling windows throughout, every room is bathed in natural light and showcases expansive city and skyline views.

Occupying the entire floor, this residence combines privacy, space, and sophistication. A gracious private elevator landing offers a choice of entrances to the home. Door 15A opens into an expansive great room designed for both grand entertaining and relaxed living. The large eat-in kitchen is a chef's dream-featuring custom cabinetry, premium appliances, and an inviting breakfast area with beautiful eastern light.

The primary suite is a serene retreat, offering generous proportions, a luxurious en-suite bathroom, and ample closet space. Four additional bedrooms provide flexibility for guests, family, or home office needs, each designed with comfort and style in mind. A private balcony offers a tranquil outdoor escape for morning coffee or evening sunsets.

This boutique condominium is known for its attentive staff, 24-hour doorman, and beautifully landscaped roof decks, creating an intimate yet full-service living experience. Perfectly positioned in the heart of the Upper East Side, residents enjoy proximity to Central Park, world-class museums, top schools, and fine dining.

Experience full-floor living at its most refined - a rare opportunity to own a truly exceptional home in one of Manhattan's most distinguished neighborhoods.

Features & Amenities

Interior Features

Building Other Washer Hookup In Unit

Exterior Features

Balcony Building Roof Deck Private Outdoor Space Under60 Sqft None Balcony

Building Amenities

Bike Storage Concierge Elevators

Appliances

Dishwasher

Building Information

Financial Details

Common Charges $6,246/mo
RE Taxes Contact for details
Original Price $5,000,000
Previous Price $4,695,000

Lenox 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 Neighborhood

Active Listings

608

Median Asking Price

$1.18M

Median $/Sqft

$1,315

Avg Days on Market

N/A

New This Week

19

Price Reduced

34%

Sold (30 Days)

55

Median Sale Price

$1.29M

Live data from RLS at REBNY • Updated 5/3/26, 10:56 PM EST

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Location

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303 E 77TH Street #15AB, Lenox Hill, New York County

Floor Plans

Floor Plan 1
Floor Plan 2

Building Information

Official NYC property records for this building

1929
Year Built
97 years old
3
Floors
4
Residential Units
R6B
Zoning District
Primarily Residential Mixed Use

Tax & Assessment

Assessed Value: $554,850
Land Value: $8,100
Exemptions: $0

Note: Individual unit taxes may differ. Verify current tax bills with NYC DOF.

Lot Area: 2,500 SF
Building Area: 5,000 SF
Built FAR: 2
Allowed FAR: 2

Source: NYC PLUTO (Primary Land Use Tax Lot Output), NYC Department of City Planning (data.cityofnewyork.us)

Want help estimating ownership costs or understanding building compliance? Let's discuss

Frequently Asked Questions

Common questions about this property

The current listed common charges are $6,246 per month. Confirm the exact amount with the listing broker before making an offer.

This property has 5 bedrooms and 4 full bathrooms and 1 half bathroom.

The listed interior living area is 3,312 square feet. Verify dimensions independently during due diligence.

According to MLS records, the building was constructed in 2008, making it approximately 18 years old.

This listing is a condominium. Buyers receive a deed to their individual unit and own their space outright, subject to condo association rules.

Pets are permitted at this property: Case By Case,Building Pets Allowed Comments:Case By Case. Contact the listing broker for weight limits or breed restrictions.

At the current list price of $4,225,000 for 3,312 sq ft, the asking price per square foot is approximately $1,276. 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 [email protected]. 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) 416-7433
MLS® ID: RLS20057329
First Listed: 10/29/2025
On Market: 10/29/2025
Price Changed: 3/17/2026
Contract Date: 10/29/2025

Listing Courtesy of Christies International Real Estate Group LLC - Michele Fox

Listing Contact: (917) 715-0927

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 at REBNY

RLS Data display by Keller Williams NYC. Data last updated on 5/4/2026 at 2:56 AM UTC

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