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One United Nations Plaza - 1 United Nations Plaza, New York, NY 10017 Property Information

One United Nations Plaza - 1 United Nations Plaza, New York, NY 10017 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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One United Nations Plaza - 1 United Nations Plaza, New York, NY 10017 2
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Address

Building name One United Nations Plaza
Primary address One United Nations Plaza - 1 United Nations Plaza
Secondary address 787-793 1st Ave
Neighborhood Turtle Bay
Zip code 10017
Borough Manhattan
Block & lot 01337-7502

Sales & Tax Overview for 1 United Nations Plaza, New York

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Tax class

Lot & Building Information for 1 United Nations Plaza, New York

Lot sq. ft. 17,556
Lot dimensions 100.42 ft x 174.83 ft
Property type Special Condominium Billing Lot (R0)
Building sqft 586,305
Building dimensions 99 ft x 172 ft
Buildings on lot 1
Stories 39
Year built 1977
Frontage(s) East 44 Street (wide)
1 Avenue (narrow)
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Zoning & Use for 1 United Nations Plaza, New York

Zoning
Commercial units 293
Conversion feasibility index

Area Overview

Walk Score
Transit Score
Bike Score


School district 2
Community district 6
Closest police station 0.41 Miles
Closest fire station 0.26 Miles

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

Building Description

The Headquarters of the United Nations was designed by Brazilian architect Oscar Niemeyer. The United Nations has called the office building home since 1952 when it was completed. It covers an area between 17-18 acres on land that is technically not New York, but property of the United Nations. The final design was picked from 45 variations during 1947. The construction was financed by an interest-free loan of $65 made by the US government.

In addition to picturesque views of the East River, the UN Plaza is dotted by international consulates whose employees give the surrounding area an amazing vibe of a cultural mecca. The cuisine options are similarly a blend of nearly every culture on the planet. The location is ideal for getting out of Manhattan, with the Queens Midtown Tunnel located just four blocks south. Greenery abounds, inviting city workers to stretch their legs at lunchtime or after the whistle sounds at the end of the day.

Other Property Data for 1 United Nations Plaza, New York

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Floor area ratio (FAR) for One United Nations Plaza - 1 United Nations Plaza, New York, NY 10017, 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 One United Nations Plaza - 1 United Nations Plaza, New York, NY 10017, including DOB violations, ECB violations, HPD violations and 311 complaints.

Alternate Addresses

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

  • 787-793 1st Ave, New York, NY 10017
  • 335-343 E 44th St, New York, NY 10017
  • 785-793 United Nations Plz, New York, NY 10017
  • 1 Unp, New York, NY 10017
  • 785-793 Unp, New York, NY 10017

About 1 United Nations Plaza, New York

What is the year built & the total sq. ft. for One United Nations Plaza - 1 United Nations Plaza, New York, NY 10017?

One United Nations Plaza - 1 United Nations Plaza, New York, NY 10017 was built in 1977 and has a total of 586,305 square feet.

Ownership Information for 1 United Nations Plaza, New York

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Property owner name for One United Nations Plaza - 1 United Nations Plaza, New York, NY 10017
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Building contacts for One United Nations Plaza - 1 United Nations Plaza, New York, NY 10017
Building management:
Representatives (from permits):
Tenants:

Spaces for Lease in 1 United Nations Plaza, New York

1 United Nations Plaza
Listing type For Lease
Listing date 05/19/2023
Last updated 05/20/2026
View Listing

Brokers

Kenji Ota
Neil Seth
Kathryn Cruz
Spaces
Suite name Space type Lease rate Available space Brokers
Partial Building Interior Retail Listing price not available 4,737 Kenji Ota
Neil Seth
Kathryn Cruz
Active Listings For This Property:
For Lease 1 United Nations Plaza
1 United Nations Plaza
1 United Nations Plaza, New York
Property Retail
Availability 1 Spaces listed / 4737 Sqft
Price Listing price not available
Real Estate Reports:
Eliza Theiss, Apr 23, 2026 $4.6M Hudson Yards Maintains Top Spot, Luxury Sales in Malba Set $2.5M Price Record for Queens
Despite prices declining, Hudson Yards remained the most expensive NYC neighborhood, but TriBeCa’s growth closed the gap to under $400,000, while Malba set a new historic price record for Queens at $2.5 million, securing the highest ranking ever for the borough at #5.
Eliza Theiss, Mar 19, 2026 Cheaper in the City? Nearly 100 Communities in Suburban NYC Surpass $1M
New Yorkers planning a move to the suburbs increasingly find their options limited, after suburban home values shot up twice as fast as NYC medians over the last decade. While larger homes and better prices were long the norm outside the five boroughs, today, many NYC buyers find their option restricted to a handful of suburban markets.
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Past Sales & Property History for 1 United Nations Plaza, New York

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No recorded sales for this property.

Title Documents for 1 United Nations Plaza, New York

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Date Type Amount Party 1 Party 2 Doc image
06/20/2011 - D
07/22/2011 - R
Agreement
(2011062400856001)
           
           
           
           
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R: Recorded date
D: Document date

Assessment History for 1 United Nations Plaza, New York

Data not available for this property.

Permits for 1 United Nations Plaza, New York

The complete history of permits filed for 1 United Nations Plaza, 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
01/27/2026 Alteration
01/13/2026 Alteration
01/08/2026 Alteration
07/15/2025 Alteration
05/16/2025 Alteration
03/21/2025 Alteration
10/30/2024 Alteration
09/13/2024 Alteration
08/07/2024 Alteration
11/21/2023 Alteration
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Turtle Bay Residential Market Stats

Access a detailed real estate market overview of Turtle Bay so you can assess current trends, home values, types of properties sold and transaction volume.
View the median home sale price in Turtle Bay and compare it to other neighborhoods in Manhattan.

Median Sale Price
$898,750
-7.8% YoY
Median Price/Sqft
$1,198
-10.5% YoY
Manhattan Median Sale Price
$1,200,000
9.3% 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 3rd Ave & 42nd St at SW Corner
Station lines GS-4-5-6-7
Distance (miles) 0.31
View subway map
Bus Routes
Name 1 Av/E 45 St
Line M15
Distance (miles) 0.043

Schools

Nearest elementary schools

Name Rating Att. zoned Type Grade range No of students Distance to school (mi)
River School (The) 8 Yes Public PK, K-5 459 0.45
River School (The) 8 Yes Public PK, K-5 459 0.45
Aaron School NR No Private K-12 169 0.09
Aaron School K - 12 NR No Private K-12 185 0.11
The Family School NR No Private PK, K-6 0 0.16

Nearest middle schools

Name Rating Att. zoned Type Grade range No of students Distance to school (mi)
Jhs 104 Simon Baruch 8 Yes Public 6-8 891 1.18
Aaron School NR No Private K-12 169 0.09
Aaron School K - 12 NR No Private K-12 185 0.11
Lyceum Kennedy Japanese School NR No Private PK-12 197 0.17
Lyceum Kennedy French American School NR No Private PK, K-12 0 0.17

Nearest high schools

Name Rating Att. zoned Type Grade range No of students Distance to school (mi)
Aaron School NR No Private K-12 169 0.09
Aaron School K - 12 NR No Private K-12 185 0.11
Lyceum Kennedy Japanese School NR No Private PK-12 197 0.17
Lyceum Kennedy French American School NR No Private PK, K-12 0 0.17
The Beekman School NR No Private 9-12 71 0.33

Data provided by GreatSchools.org © 2025. All rights reserved.

Neighbors for 1 United Nations Plaza, New York

Here are the neighbors for One United Nations Plaza - One United Nations Plaza - 1 United Nations Plaza, New York, NY 10017.

Address Square feet Purchase date Purchase price
335 E 45th St, New York 79,658 02/18/1993
303 E 44th St, New York 101,350 09/11/2025
836 2nd Ave, New York 3,960 04/26/2020
301 E 45th St, New York 90,405
842 2nd Ave, New York 1,260 04/17/2026 $1,700,000
821 1st Ave, New York 189,840 09/30/1985
320 E 46th St, New York 253,256 03/04/1999
809 1st Ave, New York 102,986
834 2nd Ave, New York 3,780 01/03/2024
838 2nd Ave, New York 3,960 04/18/2023 $4,200,000
310 E 46th St, New York 387,094 09/18/2014 $800,000
321 E 45th St, New York 58,500 08/18/2004 $345,000
302 E 45th St, New York 8,000 03/13/2008 $7,000,000
844 2nd Ave, New York 1,365 05/09/2018
300 E 46th St, New York 191,613 03/01/2010 $10,000,000
336 E 45th St, New York 45,100
330 E 46th St, New York 152,676 09/22/1999
333 E 45th St, New York 130,200
304 E 45th St, New York 257,389
840 2nd Ave, New York 3,960 12/10/2012
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