Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433
550 PARK Avenue #16C

For Sale · Listing by Brown Harris Stevens Residential Sales LLC

550 PARK Avenue #16C

Lenox Hill, Manhattan

$4,250,000

Interested in this property?
Active For Sale Co-op

$4,250,000

$1,604 per sq ft

550 PARK Avenue #16C

Lenox Hill, Manhattan

550 Park Ave Corp

MLS® #RLS20113829

RLS at REBNY

Listing by Brown Harris Stevens Residential Sales LLC

3
Bedrooms
2
Baths
2,650
Sq. Ft.
1917
Year Built

Quick Summary

Bedrooms 3
Bathrooms 2
Living Area 2,650 sq ft
Year Built 1917
Ownership Co-op
Maintenance $11,487/mo
Neighborhood Lenox Hill
Floor 16 of 17

Property Highlights

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

Property Details

Type Co-op
Ownership Stock Cooperative
Total Rooms 6
Baths 2 Full
Floor 16 of 17
View City
Exposure East,North,South
Cooling Varies By Unit
Pets Yes
Year Built 1917
Living Area 2,650 sq ft
Structure Type HighRise
Basement Other
Block/Lot 01376/0037

Listing History

Event Date Price Change
Listed Sep 9, 2026 $4,250,000 -
Currently Sep 10, 2026 $4,250,000 -

Description

PARK AVENUE GRANDEUR Grand, sun-flooded 3 bedroom residence with soaring 10+ foot ceilings and panoramic skyline views of Park Avenue and beyond -- reaching all the way to the East River. This elegant home is abound with classic pre-war details featuring: crown, dental and chair rail moldings, beautiful herringbone floors, oversized windows and copious closet space. One enters from the semi-private elevator landing into a stately formal entry gallery where a paneled archway leads to the 27-foot, expansive corner living room, with multiple seating areas and a marble-mantled gas fireplace. The traditional formal dining room is accessed from the living room through pocket doors, making this sublime home perfect for large or intimate entertaining. Off the dining room is a spacious windowed kitchen with glass-front cabinets and granite countertops replete with a sizeable walk-in pantry. On the far side of the gallery is the well-appointed library lined with custom bookcases, built-ins and a charming dry bar. The shared en-suite bath connects to the spacious second bedroom with light-filled Eastern views. A long, private hallway lined with mirrored floor-to-ceiling wardrobes accesses the enormous corner primary bedroom with walk-in closet and a luxurious en-suite bath. There is central air in the public rooms and a basement storage unit is included. Can be combined with neighboring apartment 16AE to create a full floor residence.

Features & Amenities

Interior Features

Separate Formal Dining Room High Ceilings Walk In Closets Building Other Fireplace (1)

Exterior Features

None

Building Amenities

Storage

Appliances

Dishwasher Washer Dryer Allowed

Building Information

Financial Details

Maintenance $11,487/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

465

Median Asking Price

$1.40M

Median $/Sqft

$1,527

Avg Days on Market

N/A

New This Week

70

Price Reduced

32%

Sold (30 Days)

82

Median Sale Price

$1.35M

Live data from RLS at REBNY • Updated 9/9/26, 8:23 PM EST

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Location

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550 PARK Avenue #16C, Lenox Hill, New York County

Floor Plans

Floor Plan 1

Building Information

Official NYC property records for this building

1917
Year Built
109 years old
17
Floors
35
Residential Units
R10
Zoning District
Elevator Apartments Historic District: Upper East Side Historic District

Tax & Assessment

Assessed Value: $20,205,450
Land Value: $4,149,000
Exemptions: $21,600

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

Lot Area: 11,715 SF
Building Area: 156,390 SF
Built FAR: 13.35
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 $11,487 per month. Confirm the exact amount with Milton Coste before making an offer.

This property has 3 bedrooms and 2 full bathrooms.

The listed interior living area is 2,650 square feet. Verify dimensions independently during due diligence.

According to MLS records, the building was constructed in 1917, making it approximately 109 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 Milton Coste for weight limits or breed restrictions.

At the current list price of $4,250,000 for 2,650 sq ft, the asking price per square foot is approximately $1,604. 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 milton@miltoncoste.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) 416-7433
MLS® ID: RLS20113829
First Listed: 9/9/2026
On Market: 9/9/2026
Price Changed: 9/9/2026
Contract Date: 9/9/2026

Listing Courtesy of Brown Harris Stevens Residential Sales LLC - Jill Roosevelt

Listing Contact: (212) 906-9340

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 9/10/2026 at 12:23 AM UTC

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Lenox Hill Market Update

82 sales last 30 days · $1.40M median · 5.7 months supply

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New listings in this building

Quick Facts

Status Active Type Co-op Neighborhood Lenox Hill Borough Manhattan
County New York
Floor 16 of 17
Year Built 1917
First Listed 9/9/2026
Living Area 2,650 sqft
Maintenance $11,487/mo

Monthly Costs Estimate

Down Payment 20%

$850,000

Interest Rate Loading...

Source: Freddie Mac PMMS

Loan Term 30 years

Est. Monthly Payment

$0

Principal & Interest $0
PMI (under 20% down) $0
Maintenance $11,487
Total Monthly $0

Estimates only. Consult a lender for exact figures.

Mansion tax applies at this price point

New York State charges the buyer a mansion tax on residential purchases at $1,000,000 or more. At this asking price the tier is $3M to $4,999,999 at 1.50%, applied to the whole purchase price. It is due in cash at closing and cannot be financed.

Estimated mansion tax at asking

$63,750

Run the numbers on a different offer price

Estimate based on the asking price. Confirm your own obligation with your real estate attorney.

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