15 Union Square W Unit 16 New York, NY 10003
Flatiron District NeighborhoodEstimated payment $58,580/month
Highlights
- Pre War Building
- 1-minute walk to 14 Street-Union Square
- Central Air
- Sixth Avenue Elementary School Rated A
- Entrance Foyer
- 1-minute walk to Union Square Park
About This Home
15 Union Square West — Residence 16
A rare opportunity to own a dramatic corner three-bedroom, three-and-a-half-bath residence in the iconic 15 Union Square West, once home to Tiffany & Co.’s headquarters.
With 16-foot ceilings and soaring arched windows overlooking Union Square Park, this home offers scale, light, and drama that are simply unmatched. The expansive living and dining space flows into a custom chef’s kitchen with professional-grade appliances, marble island, and bespoke finishes—perfect for both entertaining and everyday living. Each bedroom features an en-suite bath with refined stone and wood finishes, while a powder room and full laundry room add convenience.
* Large Storage Transfers with Unit
15 Union Square West combines historic cast-iron architecture with a modern zinc-and-glass facade, offering full-service luxury and premier amenities, including a 50-foot swimming pool, cold plunge, whirlpool, spa with massage rooms and saunas, fitness center, yoga studio, residents’ lounge, and 24-hour doorman/concierge.
Situated directly on Union Square Park, this boutique condominium places you at the center of downtown’s most vibrant neighborhoods. The Union Square Greenmarket, Whole Foods, and some of Manhattan’s best restaurants—including ABC Kitchen, Gramercy Tavern, and Breads Bakery—are at your doorstep. A true transportation hub, the N, Q, R, W, 4, 5, 6, and L trains are just steps away, with the West Village, Flatiron, Gramercy, NoMad, and Washington Square Park all within walking distance.
This rare residence offers an unparalleled chance to own a home of this magnitude in Union Square’s most distinguished full-service condominium
* Pictures are virtually staged
*1% Flip Tax
Property Details
Home Type
- Condominium
Est. Annual Taxes
- $66,900
Year Built
- Built in 1870
HOA Fees
- $7,967 Monthly HOA Fees
Home Design
- Pre War Building
- Entry on the 16th floor
Interior Spaces
- 2,849 Sq Ft Home
- Entrance Foyer
Bedrooms and Bathrooms
- 3 Bedrooms
Laundry
- Laundry in unit
- Dryer
- Washer
Utilities
- Central Air
Community Details
- Flatiron District Subdivision
- 12-Story Property
Listing and Financial Details
- Legal Lot and Block 7502 / 0842
Map
Home Values in the Area
Average Home Value in this Area
Tax History
Year | Tax Paid | Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. | Land | Improvement |
---|---|---|---|---|
2025 | $66,378 | $535,245 | $70,738 | $464,507 |
2024 | $66,378 | $530,941 | $70,738 | $460,203 |
2023 | $62,848 | $528,757 | $70,738 | $458,019 |
2022 | $63,317 | $518,814 | $70,738 | $448,076 |
2021 | $61,453 | $500,963 | $70,738 | $430,225 |
2020 | $59,878 | $554,865 | $70,738 | $484,127 |
2019 | $56,373 | $542,390 | $70,738 | $471,652 |
2018 | $54,104 | $523,435 | $70,738 | $452,697 |
2017 | $49,053 | $411,010 | $70,738 | $340,272 |
2016 | $48,056 | $393,577 | $70,738 | $322,839 |
2015 | $19,582 | $404,537 | $70,737 | $333,800 |
2014 | $19,582 | $392,526 | $70,738 | $321,788 |
Property History
Date | Event | Price | Change | Sq Ft Price |
---|---|---|---|---|
09/30/2025 09/30/25 | For Sale | $8,495,000 | -- | $2,982 / Sq Ft |
Purchase History
Date | Type | Sale Price | Title Company |
---|---|---|---|
Deed | $7,600,000 | -- |
Source: Real Estate Board of New York (REBNY)
MLS Number: RLS20051861

APN: 0842-1121
- 15 Union Square W Unit 5
- 15 Union Square W Unit 4
- 15 Union Square W Unit 30
- 7 E 14th St Unit 1009
- 7 E 14th St Unit 21D
- 7 E 14th St Unit 20H
- 7 E 14th St Unit 302
- 7 E 14th St Unit 1528
- 7 E 14th St Unit 1406
- 7 E 14th St Unit 17G
- 7 E 14th St Unit 429
- 7 E 14th St Unit 1625
- 7 E 14th St Unit 616
- 73 5th Ave Unit 3A
- 16 E 17th St Unit 3
- 69 5th Ave Unit 8G
- 69 5th Ave Unit 5-A
- 69 5th Ave Unit 9GH
- 116 University Place Unit 5
- 105 E 15th St Unit 33
- 15 Union Square W Unit 7
- 1 Union Square S Unit FL21-ID95
- 1 Union Square S Unit FL14-ID1302
- 1 Union Square S Unit FL11-ID178
- 1 Union Square S Unit FL17-ID1174
- 9 E 16th St Unit 3A
- 20 E 17th St Unit ID1256826P
- 27 E 13th St Unit 5J
- 28 E 13th St Unit FL3-ID1021952P
- 28 E 13th St Unit FL2-ID1021950P
- 26 E 13th St Unit 6-A
- 96 5th Ave Unit 6D
- 96 5th Ave Unit 2B
- 96 5th Ave Unit 6H
- 96 5th Ave Unit 7G
- 96 5th Ave Unit 4C
- 96 5th Ave Unit 7H
- 96 5th Ave Unit 8A
- 96 5th Ave Unit 16G
- 39 E 12th St Unit 611