Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433

SOLD FOR $2,945,000

· Closed April 28, 2023

51 W 81ST Street #6KL
Closed For Sale Co-op

$2,945,000

51 W 81ST Street #6KL

Upper West Side, Manhattan

The Galaxy

MLS® #RLS10844855

RLS at REBNY

Listing by Brown Harris Stevens Residential Sales LLC

4

Bedrooms

3

Baths

N/A

Sq. Ft.

1905

Year Built

Quick Summary

Bedrooms 4
Bathrooms 3
Year Built 1905
Ownership Co-op
Maintenance $3,820/mo
Neighborhood Upper West Side
Floor 6 of 13

Property Highlights

  • Style: Prewar architecture
  • Character: Pre-war building (1905)

Property Details

Type Co-op
Ownership Stock Cooperative
Total Rooms 7
Baths 3 Full
Floor 6 of 13
Pets Yes
Cross Street Columbus Avenue
Year Built 1905
Architectural Style Prewar

Listing History

Event Date Price Change
Listed Jul 18, 2022 $3,750,000 -
Price Reduced May 2, 2023 $3,250,000 -13.3%
Currently May 4, 2026 $2,945,000 -9.4%

Description

Mint condition duplex in the best location on the Upper West Side!

The only duplex in the building, this over 2300 square foot, four bedroom, three bathroom home was recently renovated and features gorgeous custom finishes and soaring ceilings. The entry foyer opens up into an airy and grand great room, with a sun flooded Western exposure onto Columbus Avenue. The oversized, open chef's kitchen boasts a fabulous island, two sinks, a Bertazonni oven and range, two Bosch dishwashers, and a Jenn Air refrigerator. Adjacent to the kitchen is a beautifully renovated full bathroom. Also on this floor, nicely separated from the entertaining space, are the three secondary bedrooms. The oversized second bedroom has a built-in desk, two large closets, and is right next to updated bathroom with a glass stall shower.

The lower level comprises the massive, luxurious, primary suite. The 23 foot long primary bedroom has nearly 10 foot ceilings and two windows looking out onto Columbus Ave. There is also a bedroom size dressing room, and a spa like bathroom with a double vanity, glass shower, and luxurious soaking tub.

The entire apartment features high ceilings, 3 zones of central AC, and fabulous storage including beautiful custom built-ins along the staircase.

Built in 1905, The Galaxy is a full service cooperative with a doorman, a live-in superintendent, and laundry on each floor. Situated right across the street from the Museum of Natural History and down the block from Central Park, the building is also close to all of the best restaurants, shops, and entertainment that the Upper West Side has to offer.

Building Information

Financial Details

Maintenance $3,820/mo
Original Price $3,750,000
Sale Price $2,945,000
Previous Price $3,250,000

The Upper West Side (UWS) is celebrated for its cultural richness and architectural grandeur. Set between Central Park and Riverside Park, the neighborhood provides direct access to green space within the urban grid. Residents enjoy easy access to Lincoln Center, the American Museum of Natural History, and a popular culinary scene. The real estate landscape is famous for its historic brownstones and iconic 'white-glove' apartment buildings along Central Park West and Riverside Drive.

Upper West Side Live Market Data

View Neighborhood

Active Listings

581

Median Asking Price

$1.61M

Median $/Sqft

$1,479

Avg Days on Market

N/A

New This Week

34

Price Reduced

27%

Sold (30 Days)

80

Median Sale Price

$1.85M

Live data from RLS at REBNY • Updated 5/4/26, 6:24 PM EST

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Location

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51 W 81ST Street #6KL, Upper West Side, New York County • Near Columbus Avenue

Floor Plans

Floor Plan 1

Building Information

Official NYC property records for this building

1920
Year Built
106 years old
2
Floors
3
Residential Units
R4
Zoning District
Walk-Up Apartments

Tax & Assessment

Assessed Value: $91,860
Land Value: $11,160
Exemptions: $0

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

Lot Area: 2,400 SF
Building Area: 2,520 SF
Built FAR: 1.05
Allowed FAR: 1

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 $3,820 per month. Confirm the exact amount with the listing broker before making an offer.

This property has 4 bedrooms and 3 full bathrooms.

According to MLS records, the building was constructed in 1905, making it approximately 121 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 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: RLS10844855
First Listed: 7/18/2022
Price Changed: 5/2/2023
Closed: 4/28/2023
Contract Date: 7/18/2022

Listing Courtesy of Brown Harris Stevens Residential Sales LLC - Lisa Lippman

Listing Contact: (212) 588-5606

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 10:24 PM UTC

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