Closed For Sale • Co-op

$1,726,000

$1,409 per sq ft

4 W 21st Street #7A

Flatiron, Manhattan

4W21

MLS® #RLS10056509

Listing by The Corcoran Group

2

Bedrooms

2

Baths

1,225

Sq. Ft.

2005

Year Built

Quick Summary

Bedrooms 2

Bathrooms 2

Living Area 1,225 sq ft

Year Built 2005

Ownership Co-op

Maintenance $3,550/mo

Neighborhood Flatiron

Floor 7 of 17

Property Highlights

• Views: City
• Exposure: South facing
• Climate Control: Wall Units

Property Details

Type Co-op

Ownership Stock Cooperative

Total Rooms 4

Baths 2 Full

Floor 7 of 17

View City

Exposure South

Cooling Wall Units

Pets Yes

Cross Street 5 AVENUE and AVENUE OF THE AMERICAS

Year Built 2005

Living Area 1,225 sq ft

Parcel # 0822-0045-00004-000-000007A

Description

Located in the heart of the Flatiron district, this modern and loft like 1,225 sq ft, 2 bedroom, 2 bath home features 9.5' ceilings, floor to ceiling windows with southern light and oak hardwood floors. The living/dining room is open to a chef's kitchen with custom Poliform Varenna cabinets, Sub Zero refrigerator, Miele appliance suite and garbage disposal. The quiet and spacious master bedroom features a large walk-in dressing closet and luxurious en suite bathroom with ceasarstone dual vanity, large soaking tub and glass shower. A second bedroom/library is connected to the living space with pocket doors. The home has an additional full bathroom, generous closet space and a vented washer/dryer. 4 West 21st Street is a full service condop building with 24-hour doorman, fitness center, landscaped terrace, kids playroom, garage and live-in super. Pet friendly. Close to Madison Square Park, Eataly, great restaurants and major​​‌​​​​‌​​‌‌​​‌​​‌​​​​‌‌​​‌‌​​​‌​​‌‌​‌​​ transportation.

Features & Amenities

Interior Features

Separate Formal Dining Room Building Washer Dryer Install Allowed Common Area

Building Information

Building 4W21

Total Units 56

Stories 17

Financial Details

Maintenance $3,550/mo

Original Price $1,850,000

Sale Price $1,726,000

Previous Price $1,850,000

About Flatiron

View All Flatiron Listings

The Flatiron District is a vibrant intersection of history, technology, and luxury living. Named after the iconic Flatiron Building, the neighborhood is centered around Madison Square Park and is a hub for the city's 'Silicon Alley.' The real estate market is famous for its grand cast-iron loft buildings with high ceilings and expansive floor plans, alongside ultra-luxury glass towers that offer modern amenities and central Manhattan convenience.

Flatiron Live Market Data

View Neighborhood

Active Listings

121

Median Asking Price

$2.29M

Median $/Sqft

$1,678

Avg Days on Market

N/A

New This Week

7

Price Reduced

31%

Sold (30 Days)

11

Median Sale Price

$2.80M

Live data from RLS at REBNY • Updated 3/26/26, 10:03 AM EST

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Location

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4 W 21st Street #7A, Flatiron, New York County • Near 5 AVENUE and AVENUE OF THE AMERICAS

NYC Zoning • Google Maps • Street View

Floor Plans

Data Sources & Methodology

Listing Data

RLS® at REBNY (Real Estate Board of New York) via Trestle API. Updated in real-time.

Market Data

RLS® at REBNY (Real Estate Board of New York). Live data updated in real-time.

Map & Location

OpenStreetMap contributors via Leaflet. Geocoding via Nominatim.

All data is provided for informational purposes only and should be independently verified. See our Data Sources Policy for more information.

MLS® ID: RLS10056509

First Listed: 2/16/2016

Price Changed: 6/16/2016

Closed: 6/16/2016

Contract Date: 2/16/2016

Listing Courtesy of The Corcoran Group - Robby Browne

Listing Contact: (212) 893-1728

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.

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RLS Data display by Keller Williams NYC. Data last updated on 3/26/2026 at 2:03 PM UTC