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823 Madison Avenue, New York, NY 10065 Property Information

Also known as: 825 Madison Ave, New York, NY 10065

823 Madison Avenue, New York, NY 10065 Property Information

Also known as: 825 Madison Ave, New York, NY 10065

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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823 Madison Avenue, New York, NY 10065 3
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Address

Primary address 823 Madison Avenue
Secondary address 825 Madison Ave
Neighborhood Lenox Hill
Zip code 10065
Borough Manhattan
Block & lot 01383-0051

Sales & Tax Overview for 823 Madison Avenue, New York

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

Purchase date 03/23/2004
Purchase price $90,000,000
Tax class
Estimated property tax $1,162,107

Lot & Building Information for 823 Madison Avenue, New York

Lot sq. ft. 4,536
Lot dimensions 54 ft x 84 ft
Property type Walk-up Apartment - Over Six Families with Stores (C7)
Building sqft 18,439
Building dimensions 28 ft x 84 ft
Buildings on lot 2
Stories 5
Year built 1920
Year last altered 2007
Construction type
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Zoning & Use for 823 Madison Avenue, New York

Zoning
Residential units (DOF) 10
Regulated units
Commercial units 2
Residential sqft
Retail sqft

Area Overview

Walk Score
Transit Score
Bike Score


School district 2
Community district 8
Closest police station 0.21 Miles
Closest fire station 0.21 Miles

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

Other Property Data for 823 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 823 Madison Avenue, New York, NY 10065, 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 823 Madison Avenue, New York, NY 10065, including DOB violations, ECB violations, HPD violations and 311 complaints.

Alternate Addresses

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

  • 825 Madison Ave, New York, NY 10065

About 823 Madison Avenue, New York

How many sq. ft. does 823 Madison Avenue, New York, NY 10065 have & what is the price per sq. ft?

This Walk-up Apartment - Over Six Families with Stores (C7) located at 823 Madison Avenue, New York, NY 10065 has a total of 18,439 square feet and a current price per square foot of $4,880.

What is the year built & the current market value of 823 Madison Avenue, New York, NY 10065?

823 Madison Avenue, New York, NY 10065 was built in 1920 and has a current tax assessor's market value of $20,280,000.

How many commercial spaces does this building have?

This building has 2 commercial spaces available for lease. There are 1 active listings at this address.

Ownership Information for 823 Madison Avenue, New York

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Property owner name for 823 Madison Avenue, New York, NY 10065
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Building contacts for 823 Madison Avenue, New York, NY 10065
Building management:
Representatives (from permits):
Tenants:

Spaces for Lease in 823 Madison Avenue, New York

No photo available
825 Madison Avenue
Listing type For Lease
Listing date 10/06/2023
Last updated 04/17/2026
View Listing
Spaces
Suite name Space type Lease rate Available space Brokers
4th Floor Office $85.47/Sqft/Year 1,755 Sylvie Shames
Sarah Fabian
Active Listings For This Property:
For Lease No photo available
825 Madison Avenue
823 Madison Avenue, New York
Property Office
Availability 1 Spaces listed / 1755 Sqft
Price $85.47/Sqft/Year
Real Estate Reports:
Laura Pop-Badiu, Dec 11, 2025 How to Build Property Owner Lists: Steps, Pro Tips & What to Avoid
In this guide, we’ll walk you step by step through how to build property owner lists inside the PropertyShark platform, how to customize them for your goals and how to avoid common mistakes.
Laura Pop-Badiu, Sep 10, 2025 How to Find Comps for Commercial Real Estate: A Step-by-Step GuideĀ 
Explore the key features that professionals should look for when investing in a data provider for commercial real estate comps, follow our step-by-step guide on how to leverage PropertyShark to find comparables, and discover the most frequently asked questions on the topic.
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Past Sales & Property History for 823 Madison Avenue, New York

Create a free account to view the complete sales history for 823 Madison Avenue, New York, including title documents, transfer conditions, mortgages, liens, and pre-foreclosures.

Purchase date Purchase price Buyer name Seller name
03/23/2004 $90,000,000

Title Documents for 823 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
06/07/2024 - R Initial UCC1
(2024052200367001)
12/17/2018 - R Initial UCC1
(2018120700291001)
12/06/2018 - D
07/12/2019 - R
Agreement
(2019071100782001)
12/06/2018 - D
12/14/2018 - R
Termination of Assign of L&R
(2018120700257004)
12/06/2018 - D
12/14/2018 - R
Assignment of Leases and Rents
(2018120700257003)
12/06/2018 - D
12/14/2018 - R
Agreement
(2018120700257002)
12/06/2018 - D
12/14/2018 - R
Mortgage
(2018120700257001)
12/06/2018 - D
12/10/2018 - R
Partial Release of Mortgage
(2018120700178005)
12/22/2014 - D
01/09/2015 - R
Easement
(2015010600700001)
06/05/2014 - D
01/16/2015 - R
Agreement
(2015011300302001)
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R: Recorded date
D: Document date

Property Taxes for 823 Madison Avenue, New York

Access detailed property tax data for 823 Madison Avenue, New York, NY 10065. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Property tax: $1,135,183
Estimated property tax: $1,162,107
Tax assessor's market value: $20,280,000
Assessed value: $9,126,000

Assessment History for 823 Madison Avenue, New York

Here's the assessment & property tax history for 823 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 $20,280,000 $9,126,000 $9,126,000 12.439% $1,135,183 $1,135,183 -45.41%
2024/25 $38,062,000 $17,127,900 $16,635,060 12.5% $2,079,383 $2,079,383 +2.02%
2023/24 $36,228,000 $16,302,600 $16,302,600 12.502% $2,038,151 $2,038,151 +1.13%
2022/23 $37,632,000 $16,934,400 $16,429,950 12.267% $2,015,462 $2,015,462 +3.87%
2021/22 $35,243,000 $15,859,350 $15,859,350 12.235% $1,940,391 $1,940,391 -0.82%

Permits for 823 Madison Avenue, New York

The complete history of permits filed for 823 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
02/27/2026 Alteration
02/26/2026 Alteration
02/25/2026 Alteration
02/19/2026 Alteration
01/30/2026 Alteration
12/01/2025 Alteration
11/05/2025 Alteration
08/01/2025 Alteration
07/25/2025 Alteration
07/24/2025 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 & 68th St at NW Corner
Station lines 6
Distance (miles) 0.172
View subway map
Bus Routes
Name Madison Av/E 69 St
Line M3
Distance (miles) 0.038

Neighbors for 823 Madison Avenue, New York

Here are the neighbors for 823 Madison Avenue, New York, NY 10065.

Address Square feet Purchase date Purchase price
18 E 69th St, New York 6,768 06/17/2016 $19,700,000
50 E 69th St, New York 20,027 11/01/2017 $52,000,000
12 E 69th St, New York 16,185 03/04/2021 $59,000,000
8 E 69th St, New York 22,275 08/15/2016
6 E 69th St, New York 8,322 02/13/2002
34 E 69th St, New York 9,073 04/27/1977
36 E 69th St, New York 10,500 03/01/2005
40 E 69th St, New York 14,000
822 Madison Ave, New York 6,210 11/15/1983
46 E 69th St, New York 8,000 04/03/2002
824 Madison Ave, New York 9,152 02/09/2021 $12,500,000
16 E 69th St, New York 9,688 03/14/2018 $39,000,000
818 Madison Ave, New York 7,674 12/15/2021 $17,000,000
690 Park Ave, New York 15,700
686 Park Ave, New York 12,025
14 E 69th St, New York 11,243 03/30/2023 $18,300,000
827 Madison Ave, New York 12,206 03/23/2004 $90,000,000
821 Madison Ave, New York 6,898 03/23/2004 $90,000,000
32 E 69th St, New York 7,065 04/18/2025 $10,500,000
42 E 69th St, New York 16,570
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