New York City  »  10021  »  Madison Ave  »  900 Madison Ave

900 Madison Avenue, New York, NY 10021 Property Information

Also known as: 28 E 73rd St, New York, NY 10021

900 Madison Avenue, New York, NY 10021 Property Information

Also known as: 28 E 73rd St, New York, NY 10021

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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900 Madison Avenue, New York, NY 10021 2
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Address

Primary address 900 Madison Avenue
Secondary address 28-30 E 73rd St
Neighborhood Lenox Hill
Zip code 10021
Borough Manhattan
Block & lot 01387-0056

Sales & Tax Overview for 900 Madison Avenue, New York

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

Tax class
Estimated property tax $1,427,767

Lot & Building Information for 900 Madison Avenue, New York

Lot sqft 6,175
Lot dimensions 99.92 ft x 77 ft
Building class Elevator Apartment - Fireproof with Stores (D6)
Building sqft 66,731
Building dimensions 99 ft x 58 ft
Buildings on lot 1
Stories 13
Year built 1939
Year last altered 2010
Construction type
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Zoning & Use for 900 Madison Avenue, New York

Zoning
Residential units (DOF) 53
Regulated units
Commercial units 3
Residential sqft
Retail sqft

Area Overview

Walk Score
Transit Score
Bike Score


School district 2
Community district 8
Closest police station 0.35 Miles
Closest fire station 0.34 Miles

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

Other Property Data for 900 Madison Avenue, 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 900 Madison Avenue, 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 900 Madison Avenue, 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.

  • 28-30 E 73rd St, New York, NY 10021
  • 900-910 Madison Ave, New York, NY 10021

About 900 Madison Avenue, New York

How many square feet does 900 Madison Avenue, New York, NY 10021 have?

This Elevator Apartment - Fireproof with Stores (D6) located at 900 Madison Avenue, New York, NY 10021 has a total of 66,731 square feet.

What is the year built & the current market value of 900 Madison Avenue, New York, NY 10021?

900 Madison Avenue, New York, NY 10021 was built in 1939 and has a current tax assessor's market value of $26,883,000.

How many commercial spaces does this building have?

This building has 3 commercial spaces available for lease.

Ownership Information for 900 Madison Avenue, New York

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Property owner name for 900 Madison Avenue, New York, NY 10021
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Building contacts for 900 Madison Avenue, New York, NY 10021
Building management:
Representatives (from permits):
Tenants:
Real Estate Reports:
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Past Sales & Property History for 900 Madison Avenue, New York

Create a free account to view the complete sales history for 900 Madison Avenue, New York, including title documents, transfer conditions, mortgages, liens, and pre-foreclosures.

No recorded sales for this property.

Title Documents for 900 Madison Avenue, 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
12/15/2023 - D
04/30/2024 - R
NYC Real Property Transfer Tax
(2023122100656001)
07/08/2021 - R Initial UCC1
(2021063000852002)
06/25/2021 - D
07/08/2021 - R
Agreement
(2021063000852001)
07/05/2011 - R Initial UCC1
(2011062801149004)
06/28/2011 - D
07/05/2011 - R
Assignment of Leases and Rents
(2011062801149003)
06/28/2011 - D
07/05/2011 - R
Agreement
(2011062801149002)
06/28/2011 - D
07/05/2011 - R
Mortgage
(2011062801149001)
06/01/2006 - D
06/05/2006 - R
Initial UCC1
(2006060102165001)
05/30/2006 - D
06/09/2006 - R
Agreement
(2006053100722001)
05/23/2001 - R Agreement
(1680007665168)
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R: Recorded date
D: Document date

Property Taxes for 900 Madison Avenue, New York

Access detailed property tax data for 900 Madison Avenue, New York, NY 10021. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Property tax: $1,385,998
Estimated property tax: $1,427,767
Tax assessor's market value: $26,883,000
Assessed value: $12,097,350

Assessment History for 900 Madison Avenue, New York

Here's the assessment & property tax history for 900 Madison Avenue, 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 $26,883,000 $12,097,350 $11,142,360 12.439% $1,385,998 $1,385,998 +1.70%
2024/25 $25,286,000 $11,378,700 $10,902,890 12.5% $1,362,861 $1,362,861 -0.74%
2023/24 $24,405,000 $10,982,250 $10,982,250 12.502% $1,373,001 $1,373,001 +5.42%
2022/23 $23,594,000 $10,617,300 $10,617,300 12.267% $1,302,424 $1,302,424 +0.08%
2021/22 $23,636,000 $10,636,200 $10,636,200 12.235% $1,301,339 $1,301,339 -7.50%

Permits for 900 Madison Avenue, New York

The complete history of permits filed for 900 Madison Avenue, 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
02/08/2024 Alteration
08/24/2023 Alteration
08/08/2023 Alteration
06/04/2023 Alteration
03/27/2023 Alteration
03/14/2023 Alteration
01/24/2023 Alteration
12/15/2022 Alteration
12/07/2022 Alteration
11/08/2022 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 Lexington Ave & 77th St at SW Corner
Station lines 6
Distance (miles) 0.286
View subway map
Bus Routes
Name Madison Av/E 72 St
Line M2
Distance (miles) 0.02

Neighbors for 900 Madison Avenue, New York

Here are the neighbors for 900 Madison Avenue, New York, NY 10021.

Address Square feet Purchase date Purchase price
12 E 73rd St, New York 6,230 01/31/2017 $41,000,000
40 E 73rd St, New York 6,636 06/27/2006 $8,100,000
903 Madison Ave, New York 5,861 03/29/2013
909 Madison Ave, New York 8,205 10/01/2006 $1,603,898
48 E 73rd St, New York 7,280 05/12/2025 $7,550,000
10 E 73rd St, New York 7,049 01/27/2005 $14,500,000
20 E 73rd St, New York 9,345 05/05/2022 $27,500,000
4 E 73rd St, New York 5,400 01/16/2004 $6,000,000
16 E 73rd St, New York 9,873 09/26/2012
38 E 73rd St, New York 5,316 12/22/2025 $5,250,000
26 E 73rd St, New York 6,900 07/29/2021 $19,000,000
22 E 73rd St, New York 10,013 04/20/1973
905 Madison Ave, New York 8,974 05/10/1982
42 E 73rd St, New York 6,175 01/22/1987
50 E 73rd St, New York 5,737 12/17/2024 $10,900,000
52 E 73rd St, New York 7,734 08/13/2013 $2,343,194
24 E 73rd St, New York 7,206 07/28/2022 $9,267,000
18 E 73rd St, New York 8,235 01/31/2024 $38,250,000
14 E 73rd St, New York 9,505 09/26/2012
770 Park Ave, New York 200,244 04/23/2007 $17,500,000
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