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831 Madison Avenue, New York, NY 10021 Property Information

831 Madison Avenue, New York, NY 10021 Property Information

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

Primary address 831 Madison Avenue
Secondary address 19 1/2 E 69th St
Neighborhood Lenox Hill
Zip code 10021
Borough Manhattan
Block & lot 01384-0022

Sales & Tax Overview for 831 Madison Avenue, New York

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Purchase date 11/06/2020
Purchase price $12,856,500
Tax class
Estimated property tax $721,704

Lot & Building Information for 831 Madison Avenue, New York

Lot sqft 3,425
Lot dimensions 41 ft x 80 ft
Building class Elevator Apartment - Semi-Fireproof with Stores (D7) i
Building sqft 16,201
Building dimensions 41 ft x 74 ft
Buildings on lot 1
Stories 5
Year built 1910
Year last altered 2010
Construction type
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Zoning & Use for 831 Madison Avenue, New York

Zoning
Residential units (DOF) 4
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 831 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 831 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 831 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.

  • 19 1/2 E 69th St, New York, NY 10021

About 831 Madison Avenue, New York

How many sq. ft. does 831 Madison Avenue, New York, NY 10021 have & what is the price per sq. ft?

This Elevator Apartment - Semi-Fireproof with Stores (D7) located at 831 Madison Avenue, New York, NY 10021 has a total of 16,201 square feet and a current price per square foot of $793.

What is the year built & the current market value of 831 Madison Avenue, New York, NY 10021?

831 Madison Avenue, New York, NY 10021 was built in 1910 and has a current tax assessor's market value of $14,770,000.

How many commercial spaces does this building have?

This building has 2 commercial spaces available for lease.

Ownership Information for 831 Madison Avenue, New York

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Property owner name for 831 Madison Avenue, New York, NY 10021
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Building contacts for 831 Madison Avenue, New York, NY 10021
Building management:
Representatives (from permits):
Tenants:
Real Estate Reports:
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Past Sales & Property History for 831 Madison Avenue, New York

Create a free account to view the complete sales history for 831 Madison Avenue, New York, including title documents, transfer conditions, mortgages, liens, and pre-foreclosures.

Purchase date Purchase price Buyer name Seller name
11/06/2020 $12,856,500

Title Documents for 831 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
11/06/2020 - D
12/28/2020 - R
Deed
(2020111700694003)
08/31/2020 - D
12/18/2020 - R
Deed
(2020110300728001)
08/31/2020 - D
10/01/2020 - R
Deed
(2020092301062002)
08/31/2020 - D
10/01/2020 - R
Deed
(2020092301062001)
08/31/2020 - D
09/14/2020 - R
Deed
(2020091100955002)
08/31/2020 - D
09/14/2020 - R
Deed
(2020091100955001)
08/13/1998 - R Satisfaction of Mortgage
(1710006212471)
06/25/1996 - R Assignment, Mortgage
(1560005215656)
05/11/1994 - R Agreement
(1110004262111)
05/11/1994 - R Assignment, Mortgage
(1350004262135)
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R: Recorded date
D: Document date

Property Taxes for 831 Madison Avenue, New York

Access detailed property tax data for 831 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: $669,678
Estimated property tax: $721,704
Tax assessor's market value: $14,770,000
Assessed value: $6,646,500

Assessment History for 831 Madison Avenue, New York

Here's the assessment & property tax history for 831 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 $14,770,000 $6,646,500 $5,383,694 12.439% $669,678 $669,678 +7.47%
2024/25 $12,308,400 $5,538,780 $4,984,902 12.5% $623,113 $623,113 +7.98%
2023/24 $10,257,000 $4,615,650 $4,615,650 12.502% $577,049 $577,049 -2.41%
2022/23 $12,821,000 $5,769,450 $4,820,078 12.267% $591,279 $591,279 +8.28%
2021/22 $15,084,000 $6,787,800 $4,463,035 12.235% $546,052 $546,052 -0.26%

Permits for 831 Madison Avenue, New York

The complete history of permits filed for 831 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
07/13/2010 Sign
07/09/2010 Alteration type 3
07/09/2010 Alteration type 3
07/01/2010 Alteration type 2
02/19/2010 Alteration type 2
02/19/2010 Alteration type 2
02/19/2010 Alteration type 2
01/29/2010 Alteration type 2
01/13/2010 Alteration type 2
12/22/2009 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 Q3/2025
$611
-10.5% YoY
Median Price/Sqft Q2/2025
$625
5.3% YoY
Median Price/Sqft 2024
$620
-4.2% 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) 0.18
View subway map
Bus Routes
Name Madison Av/E 69 St
Line M2
Distance (miles) 0.012

Neighbors for 831 Madison Avenue, New York

Here are the neighbors for 831 Madison Avenue, New York, NY 10021.

Address Square feet Purchase date Purchase price
25 E 69th St, New York 13,757 01/07/1983
33 E 69th St, New York 10,820 12/01/1998
7 E 69th St, New York 7,420 07/11/2025 $10,202,396
21 E 69th St, New York 7,880 12/15/2004
27 E 69th St, New York 7,460 01/16/1980
15 E 69th St, New York 162,274
875 5th Ave, New York 224,000
13 E 69th St, New York 17,160 06/16/1999
9 E 69th St, New York 12,697 06/06/2006 $22,500,000
829 Madison Ave, New York 8,505 01/28/2022 $17,000,000
29 E 69th St, New York 8,090 09/21/1990
31 E 69th St, New York 13,500
35 E 69th St, New York 13,825 07/18/1972
820 Madison Ave, New York 6,722 12/01/2015 $47,000,000
700 Park Ave, New York 173,720 06/27/2019 $4,500,000
833 Madison Ave, New York 9,302 10/20/2022 $17,500,000
11 E 69th St, New York 13,792 06/18/2021 $53,500,000
52 E 69th St, New York 5,200 02/10/2022 $9,100,000
23 E 69th St, New York 9,238 04/01/1996
3 E 69th St, New York 62,100
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