SOLD FOR $1,300,000
Listed at $1,395,000 · Sold 6.8% below asking · Closed July 15, 2024
4 W 21st Street #4-D
MLS® #RLS10986723
Listing by The Agency Brokerage
2
Bedrooms
2.5
Baths
1,495
Sq. Ft.
2006
Year Built
Quick Summary
Property Highlights
- Views: City
- Exposure: North,South facing
- Style: Loft architecture
Property Details
Listing History
| Event | Date | Price | Change |
|---|---|---|---|
| Listed | May 3, 2024 | $1,395,000 | - |
| Currently | May 17, 2026 | $1,395,000 | - |
Description
Located in the distinguished Flatiron District, Apartment 4D at 4 West 21st Street captures the essence of modern elegance with its expansive interiors and exceptional location. The apartment boasts a sophisticated loft-like living room highlighted by 10-foot ceilings and expansive floor-to-ceiling windows. These windows not only fill the room with abundant natural light but also offer a tranquil northern exposure.
The state-of-the-art chef’s kitchen is a culinary dream, featuring high-end Miele and Subzero appliances. It is complemented by a sink disposal, under-cabinet lighting, and extensive white enamel cabinets against a backdrop of gray granite countertops and backsplash. This kitchen is perfect for casual meals or large gatherings.
The spacious primary suite includes a large walk-in closet and an additional linen closet. The en-suite primary bathroom is designed for relaxation, complete with sleek white granite tiling, a large soaking tub, a glass-enclosed shower, and double sinks.
The second bedroom is equipped with a double closet and an en-suite bathroom that maintains the home’s elegant white and gray granite aesthetic. Additional features include a vented washer/dryer and central air conditioning for the utmost comfort.
This home’s prime location in the Flatiron District places it within close proximity to Madison Square Park, top-tier shopping, and dining experiences. Not only does the residence work wonderfully as a primary home, but the building is very investor-friendly, and this apartment has amazing rental history of $11k+ per month offering over a 4% cap rate.
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
134
Median Asking Price
$2.32M
Median $/Sqft
$1,775
Avg Days on Market
N/A
New This Week
8
Price Reduced
33%
Sold (30 Days)
3
Median Sale Price
$1.40M
Live data from RLS at REBNY • Updated 5/17/26, 5:11 PM EST
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Location
4 W 21st Street #4-D, 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 $6,168.79 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.
The listed interior living area is 1,495 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 $1,395,000 for 1,495 sq ft, the asking price per square foot is approximately $933. 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 The Agency Brokerage - Tyler Whitman
Listing Contact: (866) 371-6468
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 5/17/2026 at 9:11 PM UTC