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37 Union Sq W, New York, NY 10003 Property Information

37 Union Sq W, New York, NY 10003 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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Photo & Map Show Hide

37 Union Sq W, New York, NY 10003 2
static Mapbox map

Address

Primary address 37 Union Sq W
Neighborhood Flatiron District
Zip code 10003
Borough Manhattan
Block & lot 00844-0023

Sales & Tax Overview for 37 Union Sq W, New York

View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.

Purchase date 06/24/2024
Purchase price $16,500,000
Tax class
Estimated property tax $650,473

Lot & Building Information for 37 Union Sq W, New York

Lot sq. ft. 4,509
Lot dimensions 30.5 ft x 150 ft
Property type Office with Commercial - 1 to 6 Stories (O5)
Building sqft 19,434
Building dimensions 30 ft x 140 ft
Buildings on lot 1
Stories 5
Year built 1910
Year last altered 1971
Construction type
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Zoning & Use for 37 Union Sq W, New York

Zoning
Commercial units 5
Office sqft
Retail sqft

Area Overview

Walk Score
Transit Score
Bike Score


School district 2
Community district 5
Closest police station 0.54 Miles
Closest fire station 0.05 Miles

View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.

Other Property Data for 37 Union Sq W, New York

New York property reports include comprehensive occupancy, development and violation information. Create a free account to access valuable data points such as:

Floor area ratio (FAR) for 37 Union Sq W, New York, NY 10003, including commercial and residential FAR, FAR as built and usable floor area.
Development maps such as planimetric, zoning, urban landscape, and HPD alternative enforcement program maps.
Violations for 37 Union Sq W, New York, NY 10003, including DOB violations, ECB violations, HPD violations and 311 complaints.

About 37 Union Sq W, New York

How many sq. ft. does 37 Union Sq W, New York, NY 10003 have & what is the price per sq. ft?

This Office with Commercial - 1 to 6 Stories (O5) located at 37 Union Sq W, New York, NY 10003 has a total of 19,434 square feet and a current price per square foot of $849.

What is the year built & the current market value of 37 Union Sq W, New York, NY 10003?

37 Union Sq W, New York, NY 10003 was built in 1910 and has a current tax assessor's market value of $13,953,000.

How many commercial spaces does this building have?

This building has 5 commercial spaces available for lease. There are 4 active listings at this address.

Ownership Information for 37 Union Sq W, New York

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Property owner name for 37 Union Sq W, New York, NY 10003
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Building contacts for 37 Union Sq W, New York, NY 10003
Building management:
Representatives (from permits):
Tenants:

Spaces for Lease in 37 Union Sq W, New York

37 Union Sq W
Listing type For Lease
Listing date 07/06/2023
Last updated 01/23/2025
Lot size 0.104 Acre

Prime Union Square Building With 18 Foot Ceilings, HEAVY Foot Traffic, Lots Of Light, Walking Distance To The 4, 5, 6, L, N, Q, R & W Subway Lines As Well As Plenty Of Buses, Restaurants, Bars, And Activities All In The Area 

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Brokers

Sam Hamway
Spaces
Suite name Space type Lease rate Available space Brokers
Retail Retail $262/Sqft/Year 4,200 Sam Hamway
(914) 979-7395
5th Floor Office $60/Sqft/Year 4,200 Sam Hamway
(914) 979-7395
No photo available
37 Union Square West
Listing type For Lease
Listing date 08/15/2024
Last updated 01/15/2026
Lot size 0.11 Acre

Directly across from Union Square and the Greenmarket Citi Bike across the street Two entrances Steps to the following subway lines: 4,5,6,L,N,Q,R,W Attended lobby with extended hours 7 days / week Operable WindowsDirect

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Brokers

Todd Korren
Spaces
Suite name Space type Lease rate Available space Brokers
3rd Floor General Office Listing price not available 4,450 Todd Korren
5th Floor General Office Listing price not available 4,625 Todd Korren
Active Listings For This Property:
For Lease 37 Union Sq W
37 Union Sq W
37 Union Sq W, New York
Property Office / Retail
Availability 2 Spaces listed / 8400 Sqft
Price $60-$262/Sqft/Year
For Lease No photo available
37 Union Square West
37 Union Sq W, New York
Property General Office
Availability 2 Spaces listed / 9075 Sqft
Price Listing price not available
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Past Sales & Property History for 37 Union Sq W, New York

Create a free account to view the complete sales history for 37 Union Sq W, New York, including title documents, transfer conditions, mortgages, liens, and pre-foreclosures.

Purchase date Purchase price Buyer name Seller name
06/24/2024 $16,500,000

Title Documents for 37 Union Sq W, New York

To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.

Date Type Amount Party 1 Party 2 Doc image
07/01/2024 - R UCC3 Termination
(2024062700508002)
06/24/2024 - D
07/08/2024 - R
Agreement
(2024070200922001)
06/24/2024 - D
07/01/2024 - R
Assignment, Mortgage
(2024062700508004)
06/24/2024 - D
07/01/2024 - R
Deed
(2024062700508003)
06/24/2024 - D
07/01/2024 - R
Termination of Assign of L&R
(2024062700508001)
06/29/2018 - R Initial UCC1
(2018062701487001)
06/22/2018 - D
06/29/2018 - R
Termination of Assign of L&R
(2018062701210008)
06/22/2018 - D
06/29/2018 - R
Termination of Assign of L&R
(2018062701210007)
06/22/2018 - D
06/29/2018 - R
Termination of Assign of L&R
(2018062701210006)
06/22/2018 - D
06/29/2018 - R
Assignment of Leases and Rents
(2018062701210005)
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R: Recorded date
D: Document date

Property Taxes for 37 Union Sq W, New York

Access detailed property tax data for 37 Union Sq W, New York, NY 10003. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Property tax: $613,539
Estimated property tax: $650,473
Tax assessor's market value: $13,953,000
Assessed value: $6,278,850

Assessment History for 37 Union Sq W, New York

Here's the assessment & property tax history for 37 Union Sq W, New York, including the evolution of the total tax rate and corresponding property tax.

Year Market value Assessed value Taxable Tax rate % Base tax Property tax Year over year change
2025/26 $13,953,000 $6,278,850 $5,655,780 10.848% $613,539 $613,539 +5.85%
2024/25 $13,550,000 $6,097,500 $5,386,010 10.762% $579,642 $579,642 +6.21%
2023/24 $13,287,000 $5,979,150 $5,152,510 10.592% $545,754 $545,754 +1.11%
2022/23 $11,578,000 $5,210,100 $5,069,890 10.646% $539,740 $539,740 +6.48%
2021/22 $10,474,000 $4,713,300 $4,713,300 10.755% $506,915 $506,915 -12.45%

Permits for 37 Union Sq W, New York

The complete history of permits filed for 37 Union Sq W, New York, including new construction or demolition permits, plus any work pertaining to plumbing, heating and sprinkler systems is available with a free account. Available data goes back to 1990.

Filing date Job type Job status Job description Initial cost
06/03/2025 Alteration
05/21/2025 Alteration
04/02/2025 Alteration
12/16/2024 Alteration
02/15/2022 Alteration
06/19/2020 Alteration
05/17/2017 Alteration type 2
04/18/2013 Alteration type 3
07/01/2008 Alteration type 2
08/29/2007 Place of assembly
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Manhattan Commercial Market Stats

Access a detailed real estate market overview of Manhattan so you can assess current trends, property values, types of properties sold and transaction volume. View the median price per sqft in Manhattan and compare it to other boroughs in New York City.

Median Price/Sqft Q1/2026
$797
19.7% YoY
Median Price/Sqft Q4/2025
$606
-17.5% YoY
Median Price/Sqft 2025
$656
-5.9% YoY

Check out recently sold homes in Manhattan and see how their prices compare.

Risk

FEMA flood zone(s): X (See more on map)

Transportation

Distance to Subway
Closest station Broadway & 16th St at NE Corner
Station lines L-N-Q-R-4-5-6
Distance (miles) 0.04
View subway map
Bus Routes
Name 5 Av/W 17 St
Line M2
Distance (miles) 0.099

Neighbors for 37 Union Sq W, New York

Here are the neighbors for 37 Union Sq W, New York, NY 10003.

Address Square feet Purchase date Purchase price
39 Union Sq W, New York 4,275 12/21/2009
135 5th Ave, New York 30,370 02/02/2019 $8,730,000
27 Union Sq W, New York 46,095 11/18/2008
874 6th Ave, New York 5,040 08/11/1985
29 W 30th St, New York 68,764 12/26/2024
11 W 26th St, New York 6,139 12/11/2012 $4,400,000
6 E 17th St, New York 11/15/2001
32 E 22nd St, New York 8,900 11/21/2024 $10,450,000
40 E 23rd St, New York 9,126 04/16/2026 $7,375,000
49 W 38th St, New York 63,412 06/14/2000
34 E 21st St, New York 03/10/1993
866 6th Ave, New York 32,121 07/24/1981
242 5th Ave, New York 12,162 12/19/2012 $10,275,000
42 E 20th St, New York 66,566
25 E 22nd St, New York 16,894 01/25/2024 $27,000,000
6 E 20th St, New York 05/20/2016 $13,000,000
894-900 Avenue of the Americas, New York 55
35 Union Sq W, New York 18,100
19 Union Sq W, New York 87,545 11/01/2017 $28,050,000
200 Park Ave S, New York 237,139 03/22/2000
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