A high rise building mostly built with glass in the outdoor city seems like touching the sky with a

Property details

Building Size (sq. ft.)


Typical Base Floor (sq. ft.)

Up to 80,000

Number of Floors


Typical Tower Floor (sq. ft.)

Up to 26,000

Year Built



Kohn Pedersen Fox


Carson & Lundin

660 Fifth Avenue (formerly 666 Fifth Avenue) is a progressive 39-story office building, offering 1.25M square feet of commercial space, undergoing a $400M redevelopment. The stunning new façade will be reclad in 11x19 feet single-pane glass units, making them the largest ever used on a redevelopment in New York City. A brand new lobby, elevators, and upgraded infrastructure make 660 Fifth Avenue the clear choice for business.

A crowd of people and cars surround a large building with skyscrapers in the background of a city.
A large building made of glass windows that is next to a row of skyscrapers in the middle of a busy city.
A building that is very close to the street with cars driving by and people walking near it as well.
A  sleek, modern office space with open air desks and white and gold accents. The city is visible through the windows.
Windows surround a room with furniture in an area with a glass ceiling with two levels in it.
Indoor work area with office furniture with computers on the top of the table - work room with tables and chairs
A view of many private offices that are each in their own glass room that has a door and windows.
A high rise building mostly built with glass in the outdoor city seems like touching the sky with a sign 660


Short distance from Museum of Modern Art

Outdoor terraces

New, boutique lobby

Private lobby for anchor tenant, providing building-within-a-building

Top-of-building, illuminated signage for anchor tenant

42K square feet of exclusive, oversized tenant terraces on four levels


Ratings and Certifications

Targeting LEED Gold

Targeting LEED Gold

2022 WELL Health-Safety rated

2022 WELL Health-Safety rated

The Location

660 Fifth Avenue icon-external-site-link
660 5th Ave
New York, NY
United States of America

Additional Resources

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Office Leasing

Retail Leasing