Commercial condominium · Midtown, Manhattan

866 United Nations Plaza

866 United Nations Plaza is a 37-floor commercial condominium in Midtown, Manhattan, built in 1967, with about 253,000 square feet of office space according to city records.

Office space
253K SF
Floors
37
Year built
1967
Listed on Leasemark
0

No space at 866 United Nations Plaza is listed on Leasemark yet. Own or broker space here? List it free and it is matched against every active requirement the day it goes up, or import a spreadsheet of up to 50 spaces at once.

NYC tax lot records

Building facts

Building type
Commercial condominium (city class RC)
Total floor area
306,964 SF
Commercial floor area
306,964 SF
Office
252,715 SF
Retail
12,767 SF
Height
37 floors
Year built
1967
Last major alteration
2009
Lot area
88,357 SF
Zoning district
C5-2
Built FAR
3.47
Max commercial FAR
10
Tax lot (BBL)
1013607501
ZIP code
10017

Nearby large buildings

Source: NYC Department of City Planning, PLUTO 26v2, pulled 2026-09-26. Floor areas are the city's estimates for the whole building, not available space. Walking times are straight-line estimates.

Office space nearby in Midtown

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Questions about 866 United Nations Plaza

How big is 866 United Nations Plaza?

866 United Nations Plaza has about 307,000 square feet of floor area in total, including 253,000 square feet of office and 13,000 square feet of retail, according to NYC PLUTO 26v2. These are the city's estimates for the whole building, not space that is available.

When was 866 United Nations Plaza built?

City records list 1967 as the year built, with a major alteration recorded in 2009. The building is 37 floors tall.

What is the zoning at 866 United Nations Plaza?

The lot is in the C5-2 zoning district. PLUTO lists a built floor area ratio (FAR) of 3.47 and a maximum commercial FAR of 10 for this lot.

Is there office space for lease at 866 United Nations Plaza?

No space at 866 United Nations Plaza is listed on Leasemark right now. Owners and brokers can list space here for free, and tenants can post a requirement to be matched when space opens up.