Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433

SOLD FOR $1,150,000

· Closed April 23, 2026

850 Park Avenue #1
Closed For Sale Co-op

$1,150,000

850 Park Avenue #1

Lenox Hill, Manhattan

MLS® #RLS20058931

RLS at REBNY

Listing by Compass

2

Bedrooms

2

Baths

N/A

Sq. Ft.

1924

Year Built

Quick Summary

Bedrooms 2
Bathrooms 2
Year Built 1924
Ownership Co-op
Maintenance $4,033/mo
Neighborhood Lenox Hill
Floor 1 of 12

Property Highlights

  • Exposure: South facing
  • Fireplace: 1 fireplace
  • Climate Control: Other

Property Details

Type Co-op
Ownership Stock Cooperative
Total Rooms 5
Baths 2 Full
Floor 1 of 12
Exposure South
Heating Forced Air
Cooling Other
Pets Yes, CatsOk, DogsOk
Year Built 1924
Structure Type MultiFamily
Flooring Hardwood, Marble, Stone
Furnished Unfurnished
Block/Lot 01391/0040

Listing History

Event Date Price Change
Listed Nov 7, 2025 $1,150,000 -
Currently May 6, 2026 $1,150,000 -

Description

Classic Elegance meets Modern Sophistication…. This serene residence boasts two large bedrooms along with two beautifully designed windowed baths. The property has ten foot plus ceilings, custom molding, hardwood floors and south facing oversized windows throughout. The separate dining area, decorative fireplace and wet bar in the main living area add to the home’s classic warm touch. A chef's dream, the windowed kitchen is done in custom mahogany cabinetry, classic granite counter tops and tailored backsplash plus custom Sub-Zero. The spacious baths are finished in marble and custom tile work. The property is situated in the rear of the elegant lobby and has its own landing creating a touch of graceful style upon entering the home's private foyer/vestibule. A service elevator opens into the foyer, so you can ring the porter from inside your apartment. The property can also have its own Washer/Dryer with board approval. This premier prewar white glove building located on the corner of 77th street and Park Avenue was constructed in 1929 by Rouse & Goldstone. The building amenities include Full Time Doormen, Resident Super, Service Staff, Fitness Center, Bicycle Room and Central Laundry. 30% Financing is permitted. The building is pet friendly and pied-a-terre buyers are permitted with board approval.

Features & Amenities

Interior Features

Wet Bar Built In Features Chandelier Crown Molding Granite Counters High Ceilings Recessed Lighting Sound System Bar Walk In Closets Building Washer Dryer Install Allowed Common On Floor Common Area Flooring: Hardwood, Marble, Stone Double Pane Windows Fireplace (1)

Building Amenities

Bike Storage Common Playroom Elevators Fitness Center Health Club Security System Security Guard

Appliances

Cooktop Dishwasher Gas Cooktop Gas Oven

Building Information

Building Data View Compliance & Permits
Total Units 51
Stories 12
Structure MultiFamily

Financial Details

Maintenance $4,033/mo
Sale Price $1,150,000

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

618

Median Asking Price

$1.56M

Median $/Sqft

$1,442

Avg Days on Market

N/A

New This Week

27

Price Reduced

35%

Sold (30 Days)

65

Median Sale Price

$1.32M

Live data from RLS at REBNY • Updated 5/6/26, 4:23 AM EST

Similar Listings in Lenox Hill

View All

Location

Loading map...

850 Park Avenue #1, Lenox Hill, New York County

Floor Plans

Floor Plan 1

Building Information

Official NYC property records for this building

1914
Year Built
112 years old
12
Floors
51
Residential Units
R10
Zoning District
Elevator Apartments Historic District: Upper East Side Historic District

Tax & Assessment

Assessed Value: $21,431,700
Land Value: $4,905,000
Exemptions: $6,870

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

Lot Area: 15,835 SF
Building Area: 149,056 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 $4,033 per month. Confirm the exact amount with the listing broker before making an offer.

The current listed annual property tax is $0, or roughly $0 per month. Verify the current assessment with your attorney before closing.

This property has 2 bedrooms and 2 full bathrooms.

According to MLS records, the building was constructed in 1924, making it approximately 102 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: Pets Permitted. Contact the listing broker for weight limits or breed restrictions.

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) 416-7433
MLS® ID: RLS20058931
First Listed: 11/7/2025
On Market: 11/7/2025
Price Changed: 11/7/2025
Closed: 4/23/2026
Contract Date: 9/29/2025

Listing Courtesy of Compass - THOMAS DIDOMENICO

Listing Contact: (646) 665-1544

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 5/6/2026 at 8:23 AM UTC

Buying a Co-op? Start Here

Co-op vs. Condo: Which Is Right for You?

Ownership structure, board approval, financing: the full comparison.

Read article

How to Ace Your Co-op Board Interview

What boards look for, common questions, and how to prepare.

Read article

HDFC Co-ops: Complete Guide

Income limits, resale caps, and how to qualify for affordable co-ops.

Read article

NYC Mansion Tax: 2026 Guide

How the tiered mansion tax works for purchases over $1M.

Read article

Interested in this property?

Your info is secure and never shared.

View Active Listings Call Milton