Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433
900 5TH Avenue #12A
Interested in this property?
Active For Sale Co-op

$7,495,000

900 5TH Avenue #12A

Lenox Hill, Manhattan

MLS® #RLS20089921

RLS at REBNY

Listing by Corcoran Group

2

Bedrooms

2.5

Baths

N/A

Sq. Ft.

1959

Year Built

Quick Summary

Bedrooms 2
Bathrooms 3 full, 1 half
Year Built 1959
Ownership Co-op
Maintenance $10,617/mo
Parking Garage
Neighborhood Lenox Hill
Floor 12 of 20

Property Highlights

  • Views: City, Park Greenbelt
  • Exposure: North,South,West facing
  • Parking: Private garage

Property Details

Type Co-op
Ownership Stock Cooperative
Total Rooms 6
Baths 2 Full, 1 Half
Floor 12 of 20
View City, Park Greenbelt
Exposure North,South,West
Pets Yes
Year Built 1959
Parking Garage Available
Structure Type HighRise
Basement Other
Parcel # 1386-0001-00900-000-000012A
Block/Lot 01386/0001

Listing History

Event Date Price Change
Listed May 8, 2026 $7,495,000 -
Currently May 8, 2026 $7,495,000 -

Description

FIFTH AVENUE'S FINEST
As you enter Apartment 12A from the attractive semi-private landing you sense that you have arrived at a very special home. The gracious entrance gallery opens onto a sprawling living room featuring spectacular views to the west over Central Park, North to the GW Bridge and South over the Frick gardens and beyond to the vibrant Manhattan skyline. It is gorgeous by day and magical at night. Every room of this home has fabulous views and is flooded with light. In addition to the grand living room, off the gallery and in a separate wing there are two bedrooms, each with an ensuite bath. It should be noted that the original layout included a third bedroom with full bath which can easily be reinstated. A large dining room, eat-in chef's kitchen, built in bar area and powder room complete the layout. Excellent closets, sound system throughout, central air and washer/dryer are just some of the many features to be found in this wonderful home. Every aspect of the total renovation was carried out to the highest standards, featuring the finest materials and quality workmanship. Apartment 12A with its unparalleled, protected views is an absolutely stunning home perfectly located on Fifth Avenue's "gold coast."



Built as a luxury cooperative in 1959, 900 Fifth Avenue is a white glove, full-service building with 24-hour doorman, resident manager, landscaped roof terrace, fitness center, bike room and on site garage. Pets are permitted with Board Approval. Monthly maintenance of $10,617.47 includes electric. Private storage conveys with the sale. There is a 2% flip tax payable by the purchaser and 50% financing is allowed.

Features & Amenities

Interior Features

Separate Formal Dining Room Building Other Washer Hookup In Unit

Exterior Features

Building Roof Deck

Building Amenities

Bike Storage Concierge

Appliances

Washer Dryer Allowed

Building Information

Building Data View Compliance & Permits
Total Units 50
Stories 20
Structure HighRise

Financial Details

Maintenance $10,617/mo

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

629

Median Asking Price

$1.77M

Median $/Sqft

$1,450

Avg Days on Market

N/A

New This Week

31

Price Reduced

35%

Sold (30 Days)

64

Median Sale Price

$1.35M

Live data from RLS at REBNY • Updated 5/8/26, 5:01 PM EST

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Location

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900 5TH Avenue #12A, Lenox Hill, New York County

Floor Plans

Floor Plan 1

Building Information

Official NYC property records for this building

1958
Year Built
68 years old
20
Floors
52
Residential Units
R10
Zoning District
Elevator Apartments Historic District: Upper East Side Historic District

Tax & Assessment

Assessed Value: $26,622,450
Land Value: $5,399,100
Exemptions: $59,890

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

Lot Area: 11,166 SF
Building Area: 170,106 SF
Built FAR: 15.23
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 $10,617 per month. Confirm the exact amount with the listing broker before making an offer.

This property has 2 bedrooms and 2 full bathrooms and 1 half bathroom.

According to MLS records, the building was constructed in 1959, making it approximately 67 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: Dogs under 25 lbs allowed,Building Pets Allowed Comments:Dogs under 25 lbs allowed. 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: RLS20089921
First Listed: 5/8/2026
On Market: 5/8/2026
Price Changed: 5/8/2026
Contract Date: 5/8/2026

Listing Courtesy of Corcoran Group - Abby B Levine

Listing Contact: (917) 612-3623

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 5/8/2026 at 9:01 PM UTC

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