15 UNION Square W #8A
MLS® #RLS10807867
Listing by Sotheby's International Realty, Inc.
2
Bedrooms
2.5
Baths
1,963
Sq. Ft.
2008
Year Built
Quick Summary
Property Highlights
- Views: Park Greenbelt
- Exposure: East,West facing
- Fireplace: Wood-burning or decorative fireplace
Property Details
Listing History
| Event | Date | Price | Change |
|---|---|---|---|
| Listed | Nov 12, 2021 | $4,650,000 | - |
| Price Reduced | Jun 2, 2022 | $4,350,000 | -6.5% |
| Currently | May 18, 2026 | $4,250,000 | -2.3% |
Description
Designed by published designer, Karen Cole, whose mantra is “to create small surprises and moments of beauty in a space” delivers a classic look with a timeless appeal to this high floor 2-bedroom in Eran Chen's amenity driven, 5-Star boutique luxury condominium, 15 Union Square West. A welcoming gallery hallway leads to the heart of the home featuring wide-open park views through its floor-to-ceiling windows. Winter, Spring, Summer or Fall, the Park's enchanting outdoor landscape offers a front row seat to the beauty of changing seasons. Enjoy an early morning breakfast and watch the sunrise over the trees from its east facing living space. The open living, dining, and integrated high-end chef's kitchen offers several surprise features. The living space offers a work-at-home lifestyle with two thoughtfully designed, fully integrated computer desk spaces concealed by magnificent, antique carved wood sliding doors which can be closed when your workday is done. A second scintillating surprise is the leaning framed mirrors that flank the fireplace – they open to reveal floor-to-ceiling hidden shelving and provide extra storage space. The high-end chef's kitchen boasts Sub-Zero refrigerator, wine cooler, Miele espresso machine, dishwasher and microwave, six-burner plus griddle Viking double oven with vented hood, Calcutta marble island with bar dining and the best of everything. A second gallery hallway leads to the private bedroom quarters. The primary bedroom has open views and light to the west, a sumptuous en-suite 5-fixture bath and ample closet space. A sliding gallery wall opens into the second bedroom which is designed to function as a den or guest room with en-suite bath. This second bedroom can also be accessed from the foyer via a surprise floor-to-ceiling sliding mirror door. Every design detail was considered and executed with extraordinary precision in the curation of this exceptional home. The circular flow of the design provides for easy living and a comfortable elegance. Other features include Crestron home system with automatic dual shades throughout, a powder room with concealed laundry closet with Miele washer and dryer, storage galore, hardwood flooring and central air. Steep in history, this former Tiffany headquarters has been reimagined as boutique residences by ODA Architects blending past with present creating a significant architectural masterpiece. 15 Union Square West's lobby is located at 22 East 15th Street at the crossroads of the Flatiron district and Greenwich Village. This amenity driven condominium offers LIV concierge services, 24-hour doorman, spa services, massage room, sauna, Tiffany blue pool, hot tub, fitness room, boxing room, yoga studio, game room and more. A luxury lifestyle waits for those looking a unique find. SHOWINGS BY APPOINTMENT ONLY. NO OPEN HOUSES ALLOWED.
Features & Amenities
Interior 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
137
Median Asking Price
$2.42M
Median $/Sqft
$1,788
Avg Days on Market
N/A
New This Week
10
Price Reduced
32%
Sold (30 Days)
3
Median Sale Price
$1.40M
Live data from RLS at REBNY • Updated 5/18/26, 6:59 AM EST
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15 UNION Square W #8A, Flatiron, 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
The current listed common charges are $4,838 per month. Confirm the exact amount with the listing broker before making an offer.
The current listed annual property tax is $42,960, or roughly $3,580 per month. Verify the current assessment with your attorney before closing.
This property has 2 bedrooms and 2 full bathrooms and 1 half bathroom.
The listed interior living area is 1,963 square feet. Verify dimensions independently during due diligence.
According to MLS records, the building was constructed in 2008, making it approximately 18 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 $4,250,000 for 1,963 sq ft, the asking price per square foot is approximately $2,165. 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 Sotheby's International Realty, Inc. - Mara Flash Blum
Listing Contact: (212) 431-2447
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 5/18/2026 at 10:59 AM UTC