66 Portland Place

51°31′16.3″N 0°8′42.2″W / 51.521194°N 0.145056°W / 51.521194; -0.145056

66 Portland Place
General information
Architectural style	Art Deco, Neoclassical
Location	Portland Place
Town or city	London
Country	United Kingdom
Current tenants	Royal Institute of British Architects
Construction started	1932
Completed	1934
Cost	Approx
Design and construction
Architect(s)	George Grey Wornum

66 Portland Place is an office building in Marylebone in Central London, near the boundary with Fitzrovia. Located on the corner of Portland Place and Weymouth Street, it serves as the headquarters of the Royal Institute of British Architects ("RIBA").