SOLD FOR $2,200,000
· Closed April 16, 2015
4 W 21st Street #5-B
MLS® #RLS10408838
Listing by Nest Seekers International
2
Bedrooms
3
Baths
1,500
Sq. Ft.
2006
Year Built
Quick Summary
Property Highlights
- Views: City
- Exposure: North,South facing
- Climate Control: Other
Property Details
Listing History
| Event | Date | Price | Change |
|---|---|---|---|
| Listed | Mar 27, 2013 | $2,200,000 | - |
| Currently | Jun 10, 2026 | $2,200,000 | - |
Description
This luxury loft like 2 bedroom 3 bath has it all - Empire state views, luxurious material, exquisite craftsmanship, sleek open kitchen and refined baths. This superior building was recently constructed and has a contemporary glass and stainless steel facade designed by well-known architect Hugh Hardy and interior design by Antony Todd who merged understated elegance with modern convenience. The large open kitchen has custom Poliform Varenna white high gloss lacquer cabinets, complimented by Pied Auberge stone counter tops and back splash, Sub-Zero refrigerator and Miele appliances and garbage disposal. Entertaining is easy with the open kitchen flowing seamlessly into the dining and living area. The master suite is oversized with a custom built out walk-in closet and the spa like master bathroom has a Kohler Tea for two bathtub, large glass shower, double sinks and features Glastos and Pietra Cardosa in honed finish. All bathrooms feature custom vanities, Robern medicine cabinets and custom lighting. This floor through unit has double painted, oversized windows with dramatic light, high ceilings, central air and W/D. Prime location, just off Fifth avenue with outstanding restaurants, shopping (Eataly, Trader Joe's) and steps from Madison Square Park . This superior building offers white glove amenities such as 24 hour doorman/concierge, state of the art fitness center, 2,500 sq ft landscaped outdoor terrace and onsite parking with direct building access. 421-A tax abatement in place. Pets, pied-a-terres and sublets are allowed. "The Residences at 4 W 21 represent smart apartment living- with attention to detail throughout that creates an immediately inviting and personable space that is upbeat and fresh." Anthony Todd
Features & Amenities
Interior Features
Exterior Features
Appliances
Building Information
Financial Details
About Flatiron
View All Flatiron ListingsThe Flatiron District is a busy 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 NeighborhoodActive Listings
136
Median Asking Price
$2.20M
Median $/Sqft
$1,778
Avg Days on Market
N/A
New This Week
6
Price Reduced
38%
Sold (30 Days)
14
Median Sale Price
$2.25M
Live data from RLS at REBNY • Updated 6/10/26, 12:05 AM EST
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Location
4 W 21st Street #5-B, Flatiron, New York County • Near Fifth Avenue/Avenue of the Americas
Floor Plans
Building Information
Official NYC property records for this building
Tax & Assessment
Note: Individual unit taxes may differ. Verify current tax bills with NYC DOF.
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
Listing Data
RLS® at REBNY (Real Estate Board of New York) via Trestle API. Updated in real-time.
Building Data
NYC PLUTO (Primary Land Use Tax Lot Output), NYC Department of City Planning. Updated quarterly.
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.
Frequently Asked Questions
Common questions about this property
The current listed common charges are $3,199 per month. Confirm the exact amount with the listing broker before making an offer.
This property has 2 bedrooms and 3 full bathrooms.
The listed interior living area is 1,500 square feet. Verify dimensions independently during due diligence.
According to MLS records, the building was constructed in 2006, making it approximately 20 years old.
This listing is a condop, a hybrid structure where the building is legally a co-op but individual units are sold with greater flexibility, often including subletting rights similar to condos.
Pets are permitted at this property. Contact the listing broker for weight limits or breed restrictions.
At the current list price of $2,200,000 for 1,500 sq ft, the asking price per square foot is approximately $1,467. 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 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) 416-7433Listing Courtesy of Nest Seekers International - Caroline Grane
Listing Contact: (917) 601-2703
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 Data display by Keller Williams NYC. Data last updated on 6/10/2026 at 4:05 AM UTC