Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433

SOLD FOR $1,950,000

· Closed March 31, 2016

434 W 23RD Street #E
Closed For Sale Co-op

$1,950,000

434 W 23RD Street #E

Chelsea, Manhattan

MLS® #RLS10477534

RLS at REBNY

Listing by CORE Group Marketing, LLC

2

Bedrooms

0.5

Baths

N/A

Sq. Ft.

1920

Year Built

Quick Summary

Bedrooms 2
Bathrooms 2 full, 1 half
Lot Size 2,485 sq ft
Year Built 1920
Ownership Co-op
Maintenance $1,393/mo
Neighborhood Chelsea

Property Highlights

  • Style: Prewar architecture
  • Character: Pre-war building (1920)

Property Details

Type Co-op
Ownership Stock Cooperative
Total Rooms 6
Baths null Full, 1 Half
Pets Yes
Year Built 1920
Architectural Style Prewar
Lot Size 2,485 sq ft
Parcel # 0720-0064-00434-000-000000E

Listing History

Event Date Price Change
Listed Sep 14, 2017 $1,750,000 -
Currently May 14, 2026 $1,950,000 +11.4%

Description

A gorgeous south-facing private terrace is but one of the many unique features of this stunning duplex home. Nestled in West Chelsea, unit E at 434 West 23rd Street is located in the stylish and historic Fitzroy Townhouse. Upon entry, the first level boasts an open kitchen with white marble countertops, equipped with high-end Sub-Zero and Viking appliances. The living/dining area includes a powder room, a wood burning fireplace, high ceilings and three oversized windows overlooking lush treetops. Perfect for entertaining, the home is wired with a Bose surround sound system. The beautifully designed upper level includes a master bedroom with a wood burning fireplace, custom built closets and home office area. The luxurious master bathroom includes Axor fixtures, a Zuma soaking tub, Robern medicine cabinets and custom lighting. An additional north facing bedroom and a Bosch washer/dryer complete this well-conceived layout. The newly renovated expansive private terrace with Ipe wood decking, an irrigation system and customized lighting faces an unobstructed southern view that receives sunlight all day long. The private terrace also includes storage for furniture and a refrigerator.

Building Information

Building Data View Compliance & Permits
Total Units 5
Stories 6
Style Prewar

Financial Details

Maintenance $1,393/mo
Original Price $1,750,000

Chelsea is the epicenter of New York’s contemporary art world and a hub for innovative architecture. Home to the High Line and Chelsea Market, the neighborhood mixes industrial history with modern luxury. The real estate market here is dominated by high-end condominium developments designed by world-renowned architects, alongside historic pre-war lofts and historic townhouses in the Chelsea Historic District.

Chelsea Live Market Data

View Neighborhood

Active Listings

318

Median Asking Price

$1.72M

Median $/Sqft

$1,734

Avg Days on Market

N/A

New This Week

19

Price Reduced

32%

Sold (30 Days)

32

Median Sale Price

$2.00M

Live data from RLS at REBNY • Updated 5/14/26, 11:59 AM EST

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Location

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434 W 23RD Street #E, Chelsea, New York County

Floor Plans

Floor Plan 1

Building Information

Official NYC property records for this building

1854
Year Built
172 years old
6
Floors
5
Residential Units
R7B
Zoning District
Walk-Up Apartments Historic District: Chelsea Historic District Extension

Tax & Assessment

Assessed Value: $1,494,000
Land Value: $411,300
Exemptions: $0

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

Lot Area: 2,485 SF
Building Area: 7,331 SF
Built FAR: 2.95
Allowed FAR: 3

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 $1,393 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 1920, making it approximately 106 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: RLS10477534
First Listed: 9/14/2017
Closed: 3/31/2016
Contract Date: 4/1/2015

Listing Courtesy of CORE Group Marketing, LLC - Patrick Mills

Listing Contact: (917) 657-5607

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 5/14/2026 at 3:59 PM UTC

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