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870 Madison Avenue, New York, NY 10021 Property Information

870 Madison Avenue, New York, NY 10021 Property Information

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

Primary address 870 Madison Avenue
Secondary address 24 E 71st St
Neighborhood Lenox Hill
Zip code 10021
Borough Manhattan
Block & lot 01385-0056

Sales & Tax Overview for 870 Madison Avenue, New York

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Purchase date 08/01/2008
Purchase price $3,000,000
Tax class
Estimated property tax $911,371

Lot & Building Information for 870 Madison Avenue, New York

Lot sqft 2,510
Lot dimensions 100.42 ft x 25 ft
Building class Predominant Retail with Other Uses (K4) i
Building sqft 11,550
Building dimensions 100 ft x 25 ft
Buildings on lot 1
Stories 5
Year built 1930
Construction type
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Zoning & Use for 870 Madison Avenue, New York

Zoning
Residential units (DOF) 4
Commercial units 5
Residential sqft
Retail sqft

Area Overview

Walk Score
Transit Score
Bike Score


School district 2
Community district 8
Closest police station 0.28 Miles
Closest fire station 0.27 Miles

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

Other Property Data for 870 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 870 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 870 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.

  • 24 E 71st St, New York, NY 10021

About 870 Madison Avenue, New York

How many square feet does 870 Madison Avenue, New York, NY 10021 have?

This Predominant Retail with Other Uses (K4) located at 870 Madison Avenue, New York, NY 10021 has a total of 11,550 square feet.

What is the year built & the current market value of 870 Madison Avenue, New York, NY 10021?

870 Madison Avenue, New York, NY 10021 was built in 1930 and has a current tax assessor's market value of $18,737,000.

How many commercial spaces does this building have?

This building has 5 commercial spaces available for lease.

Ownership Information for 870 Madison Avenue, New York

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Property owner name for 870 Madison Avenue, New York, NY 10021
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Building contacts for 870 Madison Avenue, New York, NY 10021
Building management:
Representatives (from permits):
Tenants:


Real Estate Reports:
Eliza Theiss, Jun 03, 2025 Repriced, Reshaped, Reconsidered: NYC Neighborhoods Where Home Prices Doubled in the Past Decade
Gentrification, infrastructure upgrades, rezoning, climate investments and shifting work patterns fueled up to 288% price growth in some NYC neighborhoods.
Eliza Theiss, Apr 24, 2025 Top 50 Most Expensive NYC Neighborhoods Q1 2025: Prices Rise in 32 Neighborhoods, Little Italy Grabs #2 With $4.6M
NYC’s strong +10% Y-o-Y start was also reflected among the city’s 50 most expensive neighborhoods, most of which saw both prices and sales rise.
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Past Sales & Property History for 870 Madison Avenue, New York

Create a free account to view the complete sales history for 870 Madison Avenue, New York, including title documents, transfer conditions, mortgages, liens, and pre-foreclosures.

Purchase date Purchase price Buyer name Seller name
08/01/2008 $3,000,000

Title Documents for 870 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
(2024042300303001)
04/05/2016 - R Initial UCC1
(2016040401266001)
04/01/2016 - D
04/28/2016 - R
Agreement
(2016041501138004)
04/01/2016 - D
04/28/2016 - R
Assignment of leases and rents
(2016041501138003)
04/01/2016 - D
04/28/2016 - R
Mortgage
(2016041501138002)
04/01/2016 - D
04/28/2016 - R
Assignment, mortgage
(2016041501138001)
01/01/2014 - D
02/27/2014 - R
Deed
(2014022000081001)
08/02/2011 - R Initial UCC1
(2011051900645001)
08/01/2008 - D
08/06/2008 - R
Both RPTT and RETT
(2008080401066001)
11/01/2006 - D
11/17/2006 - R
UCC3 continuation
(2006110101652001)
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R: Recorded date
D: Document date

Property Taxes for 870 Madison Avenue, New York

Access detailed property tax data for 870 Madison Avenue, New York, NY 10021. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2024-2025
Property tax: $907,414
Estimated property tax: $911,371
Tax assessor's market value: $18,737,000
Assessed value: $8,431,650

Assessment History for 870 Madison Avenue, New York

Here's the assessment & property tax history for 870 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
2024/25 $18,737,000 $8,431,650 $8,431,650 10.762% $907,414 $907,414 -11.86%
2023/24 $24,893,000 $11,201,850 $9,719,790 10.592% $1,029,520 $1,029,520 -3.57%
2022/23 $22,762,000 $10,242,900 $10,028,000 10.646% $1,067,581 $1,067,581 +24.79%
2021/22 $17,677,000 $7,954,650 $7,954,650 10.755% $855,523 $855,523 -27.40%
2020/21 $25,407,000 $11,433,150 $11,019,600 10.694% $1,178,436 $1,178,436 +4.89%

Permits for 870 Madison Avenue, New York

The complete history of permits filed for 870 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
05/11/2023 Alteration
02/02/2023 Alteration
02/02/2023 Alteration
12/23/2022 Alteration
11/28/2022 Alteration
02/05/2020 Alteration type 2
02/05/2020 Alteration type 2
01/30/2020 Alteration
01/08/2020 Alteration
12/31/2019 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 Q4/2024
$670
1.7% YoY
Median Price/Sqft Q3/2024
$683
14.5% YoY
Median Price/Sqft 2024
$632
-2.8% 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) 0.233
View subway map
Bus Routes
Name Madison Av/71 St
Distance (miles) 0.017

Neighbors for 870 Madison Avenue, New York

Here are the neighbors for 870 Madison Avenue, New York, NY 10021.

Address Square feet Purchase date Purchase price
11 E 70th St, New York 22,698
44 E 71st St, New York 12,715 03/20/1992
46 E 71st St, New York 8,400 07/08/1983
720 Park Ave, New York 203,490 12/30/2008 $8,980,000
13 E 71st St, New York 7,406 04/15/2010 $16,750,000
42 E 71st St, New York 6,605 12/29/1994
860 Madison Ave, New York 3,990 07/25/2002
900 5th Ave, New York 170,106
9 E 71st St, New York 18,814 06/22/2023 $65,603,057
11 E 71st St, New York 10,642 09/17/2010
43 E 70th St, New York 9,600 10/23/2024
41 E 70th St, New York 11,110 10/20/2015 $33,000,000
22 E 71st St, New York 21,257 06/27/2012 $47,000,000
18 E 71st St, New York 12,060 08/17/2005 $5,800,000
14 E 71st St, New York 9,002 06/03/1988
40 E 71st St, New York 8,350
730 Park Ave, New York 192,445 06/15/2010 $15,000,000
16 E 71st St, New York 12,060 01/01/2019
3 E 71st St, New York 80,860
45 E 70th St, New York 15,941 03/15/2006 $20,000,000
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