Building specs
Year built
1984
Floors
37
Units
7
Building area
685,125 sqft
Lot area
36,803 sqft
Built FAR
18.62
Max: 15.0 commercial
Zoning
C5-3
Building class
O4
BBL
1012910010
Landmark designation
NYC Landmarks Preservation Commission
550 Madison Avenue (former AT&T Corporate Headquarters Building, later Sony Building)
LPC #LP-02600 · Individual Landmark
View LPC designation →Frequently asked
Where is 550 Madison Avenue?
550 Madison Avenue is located at 550 MADISON AVENUE in Manhattan. Tax lot identifier (BBL): 1012910010.
How tall is 550 Madison Avenue?
550 Madison Avenue has 37 floors per NYC PLUTO data.
When was 550 Madison Avenue built?
550 Madison Avenue was built in 1984.
How big is 550 Madison Avenue?
550 Madison Avenue has approximately 685,125 sqft of building area on a 36,803 sqft lot. FAR: 18.62.
How many units are in 550 Madison Avenue?
550 Madison Avenue has 7 total units.
Is 550 Madison Avenue a NYC Landmark?
Yes — 550 Madison Avenue is designated as Individual Landmark by the LPC (LPC #LP-02600).
What zoning district is 550 Madison Avenue in?
550 Madison Avenue is in zoning district C5-3.