SOLD FOR $9,000,000
· Closed September 13, 2018
117 W 21st Street #PH-B
MLS® #RLS10476834
Listing by Nest Seekers International
4
Bedrooms
3.5
Baths
4,961
Sq. Ft.
2018
Year Built
Quick Summary
Property Highlights
- Exposure: North facing
- Outdoor Space: Terrace, Balcony
- Climate Control: Central Air
Property Details
Listing History
| Event | Date | Price | Change |
|---|---|---|---|
| Listed | Nov 27, 2017 | $9,000,000 | - |
| Price Reduced | Jun 4, 2018 | $10,000,000 | +11.1% |
Description
DEEDED PARKING INCLUDED!
The extraordinary embodiment of sleek, innovative contemporary design, The Twenty 1 condominium is a brand new boutique residence setting a premium standard of luxury at the crossroads of prime Chelsea/West Flatiron.
Spectacular Penthouse B epitomizes sophisticated downtown living with 2 sprawling light-drenched stories totaling 4,961 square feet, a large 283 sq foot balcony off the great room, a private 153 sq ft master suite balcony, and your own PRIVATE PARKING SPOT in the onsite garage. One of only 9 thoughtfully architected, meticulously appointed homes in this coveted building, the distinctive penthouse boasts 4 spacious bedrooms, 3 and a half elegant baths, and a breathtaking loft-like layout for seamless entertaining.
Welcoming you home is a direct keyed elevator that opens into a private vestibule on both levels with honed Supai limestone flooring. From the entry gallery you are escorted into modern perfection, with the highest attention to every meticulous detail. Glamorizing the ambiance are massive floor-to-ceiling windows, rift cut custom stained oak millwork, wide plank white oak wood flooring in a Chevron pattern, the finest finishes, fixtures, stones and marbles, and many other superior refinements.
A haven for indoor-outdoor entertaining, the 28? x 22? great room spills into the large open dining room and generously-sized terrace. The remarkable gourmet kitchen with stretching windows, a center dining island and breakfast area flows into the lovely family room with a sunny window wall. Culinary creations are inspired in the top-of-the-line kitchen styled with custom stained eucalyptus cabinetry, soft white glass cabinets with champagne bronze frames, Madre Perola quartzite stone countertops and backsplashes, a Supai limestone tiled floor, Dornbracht Platinum matte fixtures, and a butler?s pantry with wet bar. The stellar Miele appliance package includes 2 integrated 30? refrigerators, a 5-burner gas range and hood, stainless steel convection and speed ovens, integrated dishwasher and 102-bottle wine fridge.
The 17? x 24? master suite exudes luxury with its own sitting room featuring an under-counter Sub-Zero fridge, 10? x 13? walk-in closet, and spa bath with a stained oak vanity with double integrated sinks, slab quartzite counters and flooring, Dornbracht polished chrome fixtures, a freestanding Neptune soaking tub and Toto toilet. Abundant closets grace all the bedrooms. A full laundry room with an LG Steamwasher and Ultra-Large dryer enhances your convenience.
Idyllically situated on prime West 21st Street between Avenue of the Americas and Seventh Avenue, The Twenty 1 offers 9 bespoke residences in downtown?s most coveted locale with a part-time doorman, a private garage, private storage and breathtaking rooftop terrace.
Features & Amenities
Interior Features
Exterior Features
Appliances
Building Information
Financial Details
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
320
Median Asking Price
$1.66M
Median $/Sqft
$1,756
Avg Days on Market
N/A
New This Week
27
Price Reduced
27%
Sold (30 Days)
35
Median Sale Price
$2.02M
Live data from RLS at REBNY • Updated 5/9/26, 7:39 PM EST
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Location
117 W 21st Street #PH-B, Chelsea, New York County • Near Avenue of the Americas/Seventh Avenue
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 $2,745 per month. Confirm the exact amount with the listing broker before making an offer.
The current listed annual property tax is $83,256, or roughly $6,938 per month. Verify the current assessment with your attorney before closing.
This property has 4 bedrooms and 3 full bathrooms and 1 half bathroom.
The listed interior living area is 4,961 square feet. Verify dimensions independently during due diligence.
According to MLS records, the building was constructed in 2018, making it approximately 8 years old.
This listing is a condominium. Buyers receive a deed to their individual unit and own their space outright, subject to condo association rules.
Pets are permitted at this property. Contact the listing broker for weight limits or breed restrictions.
At the current list price of $9,000,000 for 4,961 sq ft, the asking price per square foot is approximately $1,814. 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 - Brian Chan
Listing Contact: (646) 996-5730
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 5/9/2026 at 11:39 PM UTC