SOLD FOR $6,495,000
· Closed April 12, 2021
451 W 21ST Street #NA
MLS® #RLS10664624
Listing by Brown Harris Stevens Residential Sales LLC
5
Bedrooms
3.5
Baths
4,416
Sq. Ft.
N/A
Year Built
Quick Summary
Property Highlights
- Fireplace: Wood-burning or decorative fireplace
Property Details
Listing History
| Event | Date | Price | Change |
|---|---|---|---|
| Listed | Sep 7, 2020 | $6,495,000 | - |
| Currently | May 5, 2026 | $6,495,000 | - |
Description
451 West 21st Street is an elegant, single-family townhouse. Located on a pristine tree-lined seminary block in West Chelsea, this home yields unbelievable natural sun-light and an abundance of space. Boasting 4,425 sq. ft. of interior space and an additional 1,950 sq. ft. of exterior space over 5 floors, this home allows for endless possibilities of entertaining and living for any sort of lifestyle. This home is currently configured as a 4 bedroom, 3.5 bathroom in addition to a media/home-theater room, a gym, a stunning garden and terrace, as well as a beautiful landscaped roof-deck with an outdoor shower. Upon entering this home, you will find a beautifully detailed arch inviting you into the warm and spacious open kitchen. Fitted with top-of-the-line appliances and oversized counter/cooking space, this kitchen provides for the perfect blend of living and hosting. A charming breakfast nook is located just beside the kitchen with massive windows looking onto the lovely, front garden. On the home's parlor level, you will also find a large dining area, a bright and airy living room with a wood-burning fireplace, and a wide-plank hardwood flooring throughout. A quaint terrace is located just off the living room with steps leading down to the spectacular garden. A beautiful, dark wood staircase will lead you to the home's third (Master) floor. Boasting over 12' ceiling heights and 2 wood-burning fireplaces, this master floor is truly spectacular. A large pass-through closet and dressing room connects the light-filled master bedroom and oversized master bath. The fourth and fifth floors include 2 bedrooms, 2 full bathrooms, a media/entertainment room and a den, which can easily be configured into 4 additional bedrooms between both floors. To top it all off, this home features a breathtaking, landscaped and furnished rooftop with spectacular views, an outdoor shower, and it's completely private! A full kitchen and in-home gym are located in the garden level of this home with access to the charming garden. Just steps away from the Highline, Chelsea Market, Chelsea Piers, Avenues School, and Hudson Yards; it's the perfect location for anyone. Fabulous restaurants, shops, and incredible art galleries are all located nearby and minutes away.
Features & Amenities
Interior Features
Appliances
Building Information
About Chelsea
View All Chelsea ListingsChelsea 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 NeighborhoodActive Listings
312
Median Asking Price
$1.86M
Median $/Sqft
$1,811
Avg Days on Market
N/A
New This Week
29
Price Reduced
26%
Sold (30 Days)
35
Median Sale Price
$2.05M
Live data from RLS at REBNY • Updated 5/5/26, 9:01 AM EST
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Location
451 W 21ST Street #NA, Chelsea, New York County
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)
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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
This property has 5 bedrooms and 3 full bathrooms and 1 half bathroom.
The listed interior living area is 4,416 square feet. Verify dimensions independently during due diligence.
Pet policy requires confirmation with the listing broker.
At the current list price of $6,495,000 for 4,416 sq ft, the asking price per square foot is approximately $1,471. 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 Brown Harris Stevens Residential Sales LLC - Chris Poore
Listing Contact: (212) 431-2440
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 5/5/2026 at 1:01 PM UTC