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48 West 21st Street, New York, NY 10010 Property Information

48 West 21st Street, New York, NY 10010 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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48 West 21st Street, New York, NY 10010 2
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Address

Primary address 48 West 21st Street
Secondary address 48-50 W 21st St
Neighborhood Flatiron District
Zip code 10010
Borough Manhattan
Block & lot 00822-0067

Sales & Tax Overview for 48 West 21st Street, New York

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Tax class
Estimated property tax $613,128

Lot & Building Information for 48 West 21st Street, New York

Lot sqft 4,600
Lot dimensions 50 ft x 92 ft
Building class Office with Commercial 7-19 Stories (O6)
Building sqft 48,520
Building dimensions 50 ft x 91 ft
Buildings on lot 1
Stories 12
Year built 1908
Construction type
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Zoning & Use for 48 West 21st Street, New York

Zoning
Commercial units 21
Office sqft
Retail sqft
Conversion feasibility index

Area Overview

Walk Score
Transit Score
Bike Score


School district 2
Community district 5
Closest police station 0.31 Miles
Closest fire station 0.18 Miles

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

Other Property Data for 48 West 21st Street, 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 48 West 21st Street, New York, NY 10010, 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 48 West 21st Street, New York, NY 10010, including DOB violations, ECB violations, HPD violations and 311 complaints.

Alternate Addresses

You will find all alternate addresses for the property in this section.

  • 48-50 W 21st St, New York, NY 10010

About 48 West 21st Street, New York

How many square feet does 48 West 21st Street, New York, NY 10010 have?

This Office with Commercial 7-19 Stories (O6) located at 48 West 21st Street, New York, NY 10010 has a total of 48,520 square feet.

What is the year built & the current market value of 48 West 21st Street, New York, NY 10010?

48 West 21st Street, New York, NY 10010 was built in 1908 and has a current tax assessor's market value of $13,527,000.

How many commercial spaces does this building have?

This building has 21 commercial spaces available for lease.

Ownership Information for 48 West 21st Street, New York

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Property owner name for 48 West 21st Street, New York, NY 10010
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Building contacts for 48 West 21st Street, New York, NY 10010
Building management:
Representatives (from permits):
Tenants:
Real Estate Reports:
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Past Sales & Property History for 48 West 21st Street, New York

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No recorded sales for this property.

Title Documents for 48 West 21st Street, 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
09/29/1997 - D
07/22/1998 - R
Deed
(1900006174490)
05/31/1990 - R Satisfaction of Mortgage
(1620000342762)
05/31/1990 - R Assignment, Mortgage
(1990000342699)
02/03/1988 - R Uniform Commercial Code 1
(1370000497737)
12/23/1983 - R Deed
(1130000049013)
10/28/1982 - R Deed
(1550000017255)
06/25/1980 - R Deed
(1160008627116)
02/05/1980 - R Assignment, Mortgage
(1190008620819)
02/05/1980 - R Agreement
(1180008620818)
02/05/1980 - R Mortgage
(1170008620817)
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R: Recorded date
D: Document date

Property Taxes for 48 West 21st Street, New York

Access detailed property tax data for 48 West 21st Street, New York, NY 10010. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Property tax: $582,219
Estimated property tax: $613,128
Tax assessor's market value: $13,527,000
Assessed value: $6,087,150

Assessment History for 48 West 21st Street, New York

Here's the assessment & property tax history for 48 West 21st Street, 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 $13,527,000 $6,087,150 $5,367,060 10.848% $582,219 $582,219 -2.38%
2024/25 $14,986,000 $6,743,700 $5,542,110 10.762% $596,442 $596,442 +9.35%
2023/24 $11,443,000 $5,149,350 $5,149,350 10.592% $545,419 $545,419 +4.58%
2022/23 $10,886,000 $4,898,700 $4,898,700 10.646% $521,516 $521,516 +3.83%
2021/22 $10,378,000 $4,670,100 $4,670,100 10.755% $502,269 $502,269 -13.80%

Permits for 48 West 21st Street, New York

The complete history of permits filed for 48 West 21st Street, 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
01/11/2023 Alteration
11/15/2022 Alteration
09/03/2022 Alteration
09/01/2022 Alteration
09/08/2021 Alteration
04/09/2021 Alteration
03/01/2021 Alteration
02/01/2021 Alteration
01/26/2021 Alteration
01/14/2021 Alteration
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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
$680
4.4% YoY
Median Price/Sqft Q4/2025
$550
-15.8% YoY
Median Price/Sqft 2025
$607
-2.5% 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 6th Ave & 23rd St at SE Corner
Station lines F-M
Distance (miles) 0.114
View subway map
Bus Routes
Name Av of the Americas/W 20 St
Line M7
Distance (miles) 0.051

Neighbors for 48 West 21st Street, New York

Here are the neighbors for 48 West 21st Street, New York, NY 10010.

Address Square feet Purchase date Purchase price
668 6th Ave, New York 6,673 11/08/2011 $4,400,000
5 W 20th St, New York 10,940 06/15/1983
30 W 21st St, New York 60,798 06/20/2013 $38,500,000
676 Avenue of the Americas, New York 4,600 04/18/1995
12 W 21st St, New York 58,900 12/19/2008
52 W 21st St, New York 5,118 10/14/2016 $6,625,000
64 W 21st St, New York 6,244 12/15/2004 $1,478,468
36 W 21st St, New York 4,813 10/10/2019 $4,650,000
54 W 21st St, New York 142,532 10/04/1994
35 W 20th St, New York 8,875
38 W 21st St, New York 68,808 01/09/1969
22 W 21st St, New York 101,368 07/21/2004 $4,600,000
18 W 21st St, New York 53,500 03/20/2006 $1
664 6th Ave, New York 5,400 07/28/2015 $8,150,000
11 W 20th St, New York 22,918
670 6th Ave, New York 5,920 05/15/2014 $22,500,000
57 W 21st St, New York 5,238 11/01/2012 $4,176,000
46 W 21st St, New York 9,499 11/28/2017 $8,900,000
156 5th Ave, New York 184,509 03/04/2004
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