The year 1970 in architecture involved some significant events.

Buildings and structures

• March 7 - John Hancock Center official opening ceremony, by Bruce Graham/ SOM, in Chicago, Illinois.
• May 31 - Cathedral of Brasilia, designed by Oscar Niemeyer is dedicated.
• July 21 - The Aswan High Dam in Egypt is completed.
• December 23 - The North Tower of the World Trade Center in New York City, by Minoru Yamasaki, is topped out at 1,368 feet, making it the tallest building in the world.

• 11 Stanwix Street (formerly the Westinghouse Tower) completed in Pittsburgh, Pennsylvania.
• East Harlem Pre-School completed, by Hammel, Green and Abrahamson, in New York, New York.
• Euston Tower in London, England is completed.
• KEMO Toren telecommunications tower is completed in Arnheim, Netherlands.
• Mount Angel Abbey Library completed, by Alvar Aalto, in St. Benedict, near Mount Angel, Oregon.
• Oklahoma Theater Center completed, by John M. Johansen, in Oklahoma City, Oklahoma.
• Philips Exeter Athletics completed, by Kallman McKinnell and Wood, at Exeter, New Hampshire.
• Trumbull Public Library completed (c. 1970), by A. J. Palmieri, at Trumbull, Connecticut.
• Trust Bank Building in Johannesburg, South Africa is completed.
• The Royal Commonwealth Pool, designed by RMJM in Edinburgh, Scotland is completed.
• The Apollo Pavilion, designed by Victor Pasmore in Peterlee, England, is completed.

Awards

• AIA Gold Medal - Richard Buckminster Fuller.
• Architecture Firm Award - Ernest J. Kump Associates.
• RAIA Gold Medal - Jack McConnell.
• Royal Gold Medal - Robert Matthew.

Deaths

• April 16 - Richard Neutra (born 1892)
• July 20 - Egon Eiermann (born 1904)
• September 11 - Ernst May (born 1886)
• November 13 - Guillermo Gonzalez Sanchez (born 1900)

fr:1970 en architecture mk:1970 no:Arkitektur ret 1970