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10 East 23rd Street, New York, NY 10010 Property Information

10 East 23rd Street, New York, NY 10010 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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10 East 23rd Street, New York, NY 10010 2
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Address

Primary address 10 East 23rd Street
Secondary address 10-12 E 23rd St
Neighborhood Flatiron District
Zip code 10010
Borough Manhattan
Block & lot 00851-0063

Sales & Tax Overview for 10 East 23rd 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
Estimated property tax $319,481

Lot & Building Information for 10 East 23rd Street, New York

Lot sqft 4,605
Lot dimensions 50 ft x 98.75 ft
Building class Office with Commercial - 1 to 6 Stories (O5)
Building sqft 25,170
Building dimensions 50 ft x 96 ft
Buildings on lot 1
Stories 6
Year built 1910
Construction type
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Zoning & Use for 10 East 23rd Street, New York

Zoning
Commercial units 17
Office sqft
Retail sqft
Conversion feasibility index

Area Overview

Walk Score
Transit Score
Bike Score


School district 2
Community district 5
Closest police station 0.53 Miles
Closest fire station 0.22 Miles

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

Other Property Data for 10 East 23rd 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 10 East 23rd Street, New York, NY 10010, 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 10 East 23rd Street, New York, NY 10010, including DOB violations, ECB violations, HPD violations and 311 complaints.

Alternate Addresses

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

  • 10-12 E 23rd St, New York, NY 10010

About 10 East 23rd Street, New York

How many square feet does 10 East 23rd Street, New York, NY 10010 have?

This Office with Commercial - 1 to 6 Stories (O5) located at 10 East 23rd Street, New York, NY 10010 has a total of 25,170 square feet.

What is the year built & the current market value of 10 East 23rd Street, New York, NY 10010?

10 East 23rd Street, New York, NY 10010 was built in 1910 and has a current tax assessor's market value of $7,067,000.

How many commercial spaces does this building have?

This building has 17 commercial spaces available for lease.

Ownership Information for 10 East 23rd Street, New York

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Property owner name for 10 East 23rd Street, New York, NY 10010
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Building contacts for 10 East 23rd Street, New York, NY 10010
Building management:
Representatives (from permits):
Tenants:
Real Estate Reports:
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Past Sales & Property History for 10 East 23rd Street, New York

Create a free account to view the complete sales history for 10 East 23rd Street, New York, including title documents, transfer conditions, mortgages, liens, and pre-foreclosures.

No recorded sales for this property.

Title Documents for 10 East 23rd 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
04/16/2020 - D
04/20/2020 - R
Satisfaction of Mortgage
(2020041600350002)
04/16/2020 - D
04/20/2020 - R
Termination of Assign of L&R
(2020041600350001)
07/26/2010 - D
10/08/2010 - R
UCC3 Continuation
(2010072600766001)
10/12/2005 - D
10/21/2005 - R
UCC3 Continuation
(2005101201411001)
12/15/2000 - R UCC3 Continuation
(1970007462797)
03/25/1996 - R Initial UCC1
(1600005093460)
03/25/1996 - R UCC3 Termination
(1340005092634)
03/21/1996 - R Sundry Agreement
(1340005084834)
03/21/1996 - R Agreement
(1660005084866)
03/21/1996 - R Assignment, Mortgage
(1070005085007)
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R: Recorded date
D: Document date

Property Taxes for 10 East 23rd Street, New York

Access detailed property tax data for 10 East 23rd Street, New York, NY 10010. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Property tax: $304,143
Estimated property tax: $319,481
Tax assessor's market value: $7,067,000
Assessed value: $3,180,150

Assessment History for 10 East 23rd Street, New York

Here's the assessment & property tax history for 10 East 23rd 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 $7,067,000 $3,180,150 $2,803,680 10.848% $304,143 $304,143 -0.58%
2024/25 $6,317,000 $2,842,650 $2,842,650 10.762% $305,926 $305,926 +10.76%
2023/24 $5,795,000 $2,607,750 $2,607,750 10.592% $276,213 $276,213 -6.95%
2022/23 $6,196,000 $2,788,200 $2,788,200 10.646% $296,832 $296,832 +6.17%
2021/22 $5,777,000 $2,599,650 $2,599,650 10.755% $279,592 $279,592 -19.12%

Permits for 10 East 23rd Street, New York

The complete history of permits filed for 10 East 23rd 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
10/23/2025 Alteration
07/22/2025 Alteration
01/22/2025 Alteration
04/24/2024 Alteration
09/29/2020 Alteration
08/20/2020 Alteration type 2
02/27/2019 Alteration type 2
02/27/2019 Alteration type 2
12/18/2017 Alteration type 2
02/13/2017 Alteration type 3
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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 Broadway & 23rd St at SE Corner
Station lines N-R
Distance (miles) 0.031
View subway map
Bus Routes
Name E 23 St/Madison Av
Line X17
Distance (miles) 0.015

Neighbors for 10 East 23rd Street, New York

Here are the neighbors for 10 East 23rd Street, New York, NY 10010.

Address Square feet Purchase date Purchase price
27 Madison Ave, New York 88,200
346 Park Ave S, New York 17,141
41 Madison Ave, New York 524,937 05/19/2008 $153,786
11 Madison Ave, New York 1,630,256
360 Park Ave S, New York 450,727 12/14/2021 $300,000,000
38 E 23rd St, New York 8,216 04/22/1999
352 Park Ave S, New York 185,000 07/12/2000
45 E 25th St, New York 150,100
16 E 23rd St, New York 13,837 07/17/1981
34 E 23rd St, New York 10,975 11/15/2001
14 E 23rd St, New York 7,526 03/17/2004 $3,670,000
36 E 23rd St, New York 24,038 12/07/2000
27 E 22nd St, New York 29,065
5 Madison Ave, New York 252,109 10/09/2025 $231,210,000
28 E 23rd St, New York 2,470 11/15/2001
30 E 23rd St, New York 22,512 05/19/2017
18 E 23rd St, New York 10,889 12/15/2017 $13,500,000
350 Park Ave S, New York 5,089 07/12/1979
26 E 23rd St, New York 4,800 05/14/2008 $1,500,000
32 E 23rd St, New York 4,688 11/15/2001
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