Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433

Under Contract – Backup offers may be accepted

555 PARK Avenue #9E
Interested in this property?
Pending For Sale Co-op

$3,995,000

555 PARK Avenue #9E

Lenox Hill, Manhattan

555 Park Ave

MLS® #RLS20030100

RLS at REBNY

Listing by Corcoran Group

3

Bedrooms

4

Baths

N/A

Sq. Ft.

1914

Year Built

Quick Summary

Bedrooms 3
Bathrooms 4
Year Built 1914
Ownership Co-op
Maintenance $10,411/mo
Neighborhood Lenox Hill
Floor 9 of 12

Property Highlights

  • Views: City
  • Exposure: East,North,South,West facing
  • Fireplace: 1 fireplace

Property Details

Type Co-op
Ownership Stock Cooperative
Total Rooms 8
Baths 4 Full
Floor 9 of 12
View City
Exposure East,North,South,West
Pets Yes
Year Built 1914
Structure Type HighRise
Basement Other
Block/Lot 01396/0071

Listing History

Event Date Price Change
Listed Jun 10, 2025 $4,250,000 -
Currently Jun 1, 2026 $3,995,000 -6.0%

Description

Welcome to Apartment 9E at 555 Park Avenue, a grand-scale, corner classic 8-room residence located in a premier white-glove cooperative on the Upper East Side's Gold Coast. Situated on a high floor with four exposures, this sun-filled home features three corner rooms-living room, library, and primary bedroom-with oversized windows that capture abundant natural light and offer open city views from nearly every room.

This elegant prewar apartment showcases timeless architectural details including coffered ceilings, pristine moldings, decorative built-ins, hardwood floors, pocket doors, and a wood-burning fireplace. With nearly 11-foot ceilings and an impressive layout, the residence seamlessly blends classic charm with modern comfort. Currently configured with two bedrooms and four full bathrooms, the flexible layout can easily accommodate up to four bedrooms. The spacious home office (formerly two staff rooms) includes built-in shelving and an en-suite bathroom, offering ideal space for remote work, guest accommodations or a private bedroom suite.

The expansive layout features a grand entry gallery with a private elevator landing, opening into a 40-foot formal entertaining expanse with side-by-side living and dining rooms and a stunning corner library. The enormous eat-in kitchen is ideal for everyday living and entertaining, equipped with a Viking 6-burner range, Thermador double wall ovens, a full-size Sub-Zero wine fridge, and an adjacent butler's pantry with additional Sub-Zero under-counter fridge, sink, and dishwasher.

The residents wing offers privacy with two well-proportioned bedrooms and three full bathrooms. The elegant primary suite features a wall of built-in closets, a dressing room, and a luxurious en-suite bath with a Jacuzzi tub. The second bedroom shares a Jack and Jill bathroom with the corner library, while also enjoying access to a private full bath.
Additional features include: Washer and dryer in unit, through-wall A/C, and abundant closet space and storage

Built in 1914 by renowned architects George & Edward Blum, 555 Park Avenue is an exclusive, full-service prewar co-op with only 25 apartments across 12 floors. Residents enjoy 24-hour doorman and concierge service, a live-in resident manager, fitness center, bicycle storage, and private storage. Pets are welcome. Located in the heart of the Upper East Side, moments from Central Park, Madison Avenue shopping, and top-tier education and restaurants, this exceptional home combines elegance, space, and location in one of Manhattan's most coveted buildings. 50% financing. Flip Tax: 3% paid by buyer

Features & Amenities

Interior Features

Separate Formal Dining Room High Ceilings Building Other Washer Hookup In Unit Fireplace (1)

Exterior Features

None

Building Amenities

Concierge Storage

Appliances

Dishwasher Washer Dryer Allowed

Building Information

Building 555 Park Ave
Building Data View Compliance & Permits
Total Units 25
Stories 12
Structure HighRise

Financial Details

Maintenance $10,411/mo
Original Price $4,250,000
Previous Price $4,250,000

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

650

Median Asking Price

$1.29M

Median $/Sqft

$1,348

Avg Days on Market

N/A

New This Week

30

Price Reduced

33%

Sold (30 Days)

43

Median Sale Price

$1.18M

Live data from RLS at REBNY • Updated 5/31/26, 11:26 PM EST

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Location

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555 PARK Avenue #9E, Lenox Hill, New York County

Floor Plans

Floor Plan 1

Building Information

Official NYC property records for this building

1913
Year Built
113 years old
12
Floors
25
Residential Units
R10
Zoning District
Elevator Apartments Historic District: Upper East Side Historic District

Tax & Assessment

Assessed Value: $12,882,150
Land Value: $2,821,500
Exemptions: $2,290

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

Lot Area: 10,165 SF
Building Area: 95,603 SF
Built FAR: 9.41
Allowed FAR: 10

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 monthly maintenance are $10,411 per month. Confirm the exact amount with the listing broker before making an offer.

This property has 3 bedrooms and 4 full bathrooms.

According to MLS records, the building was constructed in 1914, making it approximately 112 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.

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: RLS20030100
First Listed: 6/10/2025
On Market: 6/10/2025
Price Changed: 10/14/2025
Pending Since: 2/12/2026
Contract Date: 6/10/2025

Listing Courtesy of Corcoran Group - Deanna E Kory

Listing Contact: (917) 991-2657

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 6/1/2026 at 3:26 AM UTC

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