Commercial condominium · Midtown, Manhattan

666 Fifth Avenue

666 Fifth Avenue is a 40-floor commercial condominium in Midtown, Manhattan, built in 1958, with about 1.2 million square feet of office space according to city records.

Office space
1.2M SF
Floors
40
Year built
1958
Listed on Leasemark
0

No space at 666 Fifth Avenue 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
1,341,058 SF
Commercial floor area
1,341,058 SF
Office
1,246,547 SF
Retail
94,511 SF
Height
40 floors
Year built
1958
Lot area
61,755 SF
Zoning district
C5-2.5
Built FAR
21.72
Max commercial FAR
12
Tax lot (BBL)
1012687502
ZIP code
10103

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 666 Fifth Avenue

How big is 666 Fifth Avenue?

666 Fifth Avenue has about 1.3 million square feet of floor area in total, including 1.2 million square feet of office and 95,000 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 666 Fifth Avenue built?

City records list 1958 as the year built. The building is 40 floors tall.

What is the zoning at 666 Fifth Avenue?

The lot is in the C5-2.5 zoning district. PLUTO lists a built floor area ratio (FAR) of 21.72 and a maximum commercial FAR of 12 for this lot.

Is there office space for lease at 666 Fifth Avenue?

No space at 666 Fifth Avenue 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.