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511 East 73rd Street, New York, NY 10021 Property Information

511 East 73rd Street, New York, NY 10021 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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511 East 73rd Street, New York, NY 10021 2
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Address

Primary address 511 East 73rd Street
Secondary address 511-513 E 73rd St
Neighborhood Lenox Hill
Zip code 10021
Borough Manhattan
Block & lot 01485-0010

Sales & Tax Overview for 511 East 73rd Street, New York

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

Tax class

Lot & Building Information for 511 East 73rd Street, New York

Lot sq. ft. 3,831
Lot dimensions 37.5 ft x 102.17 ft
Property type Converted Dwellings or Rooming House (C5)
Building sqft 15,593
Building dimensions 38 ft x 83 ft
Buildings on lot 1
Stories 6
Year built 1920
Construction type
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Zoning & Use for 511 East 73rd Street, New York

Zoning
Residential units (DOF) 30
Regulatory status Rent stabilized
Stabilized units 4
Residential sqft

Area Overview

Walk Score
Transit Score
Bike Score


School district 2
Community district 8
Closest police station 0.59 Miles
Closest fire station 0.41 Miles

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

Other Property Data for 511 East 73rd 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 511 East 73rd Street, New York, NY 10021, 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 511 East 73rd Street, New York, NY 10021, including DOB violations, ECB violations, HPD violations and 311 complaints.

Alternate Addresses

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

  • 511-513 E 73rd St, New York, NY 10021

About 511 East 73rd Street, New York

How many square feet does 511 East 73rd Street, New York, NY 10021 have?

This Converted Dwellings or Rooming House (C5) located at 511 East 73rd Street, New York, NY 10021 has a total of 15,593 square feet.

What is the year built & the current market value of 511 East 73rd Street, New York, NY 10021?

511 East 73rd Street, New York, NY 10021 was built in 1920 and has a current tax assessor's market value of $5,369,000.

Ownership Information for 511 East 73rd Street, New York

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Property owner name for 511 East 73rd Street, New York, NY 10021
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Building contacts for 511 East 73rd Street, New York, NY 10021
Building management:
Representatives (from permits):
Tenants:
Real Estate Reports:
Laura Pop-Badiu, Jun 11, 2026 NYC Business Leaders on RTO: Survey Reveals Hybrid Still Dominates, Office Attendance Set to Rise
Huble’s recent survey of 126 founders, CEOs and other decision-makers in New York City’s startup ecosystem revealed how local business leaders are approaching workplace strategy in 2026 and beyond.
Lucian Alixandrescu, May 27, 2026 NYC Office Market Ahead of National Curve: Manhattan Q1 Vacancy Drops to 13.1% 
New York City’s office market outpaced the U.S. on several major metrics in Q1, with Manhattan vacancy nearly 5 percentage points below the national benchmark, asking rents climbing against a downward national trend and flex inventory crossing 15 million square feet.
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Past Sales & Property History for 511 East 73rd Street, New York

Create a free account to view the complete sales history for 511 East 73rd Street, New York, including title documents, transfer conditions, mortgages, liens, and pre-foreclosures.

No recorded sales for this property.

Title Documents for 511 East 73rd 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
10/04/2022 - R UCC3 Termination
(2022100400295001)
10/04/2022 - R
09/30/2022 - D
Agreement
(2022100400295004)
10/04/2022 - R
09/30/2022 - D
Mortgage
(2022100400295003)
10/04/2022 - R
09/30/2022 - D
Assignment, Mortgage
(2022100400295002)
06/15/2018 - R UCC3 Termination
(2018061500383005)
06/15/2018 - R UCC3 Termination
(2018061500383002)
05/18/2018 - R Initial UCC1
(2018051701172001)
05/22/2018 - R
05/11/2018 - D
Agreement
(2018051400396004)
05/22/2018 - R
05/11/2018 - D
Mortgage
(2018051400396003)
05/22/2018 - R
05/11/2018 - D
Assignment, Mortgage
(2018051400396002)
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R: Recorded date
D: Document date

Property Taxes for 511 East 73rd Street, New York

Access detailed property tax data for 511 East 73rd Street, New York, NY 10021. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2026-2027
Property tax: $272,836
Tax assessor's market value: $5,369,000
Assessed value: $2,416,050

Assessment History for 511 East 73rd Street, New York

Here's the assessment & property tax history for 511 East 73rd 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 $5,373,000 $2,417,850 $2,128,950 12.439% $264,820 $264,820 +1.22%
2024/25 $4,674,000 $2,103,300 $2,092,950 12.5% $261,619 $261,619 +14.74%
2023/24 $4,053,000 $1,823,850 $1,823,850 12.502% $228,018 $228,018 -12.00%
2022/23 $4,902,000 $2,205,900 $2,112,300 12.267% $259,116 $259,116 +3.35%
2021/22 $4,653,000 $2,093,850 $2,049,210 12.235% $250,721 $250,721 +3.04%

Permits for 511 East 73rd Street, New York

The complete history of permits filed for 511 East 73rd 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
07/23/2018 Alteration
06/21/2018 Alteration type 2
01/28/2014 Alteration type 2
01/23/2013 Alteration type 2
07/25/2008 Alteration type 2
01/30/2008 Alteration type 2
11/10/2004 Alteration type 2
03/31/2003 Alteration type 2
12/03/2001 Alteration type 2
03/19/1999 Alteration type 2
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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)
Hurricane evacuation zone: 2 (See more on map)

Transportation

Distance to Subway
Closest station 2nd Ave & 72nd St at SE Corner
Station lines Q
Distance (miles) 0.331
View subway map

Neighbors for 511 East 73rd Street, New York

Here are the neighbors for 511 East 73rd Street, New York, NY 10021.

Address Square feet Purchase date Purchase price
502 E 74th St, New York 2,400 09/14/2017
530 E 74th St, New York 757,439 03/30/2015 $215,000,000
1372 York Ave, New York 9,465 10/23/1996
510 E 74th St, New York 15,112 11/24/2020 $28,000,000
1364 York Ave, New York 9,180 01/31/2020 $6,050,000
1366 York Ave, New York 9,245
517 E 73rd St, New York 7,663 12/22/2021 $57,333,939
512 E 74th St, New York 20,434 12/22/2021 $57,333,939
509 E 73rd St, New York 15,593 03/14/2001
1368 York Ave, New York 11,191 01/31/2020 $7,800,000
1384 York Ave, New York 8,860 04/27/2004
507 E 73rd St, New York 15,593 03/14/2001
523 E 73rd St, New York 7,512 12/22/2021 $57,333,939
1376 York Ave, New York 9,435 06/11/1992
1374 York Ave, New York 9,435 10/23/1996
522 E 74th St, New York 5,000 12/22/2021 $57,333,939
504 E 74th St, New York 34,375 11/24/2020 $42,000,000
1380 York Ave, New York 16,037 01/11/2005
503 E 73rd St, New York 15,593 05/09/2018
1370 York Ave, New York 11,930 10/23/1996
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