Editing 1981 in architecture (section)

===Buildings===
[[File:The Humber Bridge - geograph.org.uk - 870885.jpg|thumb|The [[Humber Bridge]] in England]]
* [[JPMorgan Chase Tower (Houston)|JPMorgan Chase Tower]], [[Houston, Texas]] designed by [[I. M. Pei]] is completed.
* [[Sydney Tower]] in [[Sydney]], [[Australia]] is completed and opened.<ref>{{Cite web |title=About Sydney Tower - Sydney Tower Eye |url=https://www.sydneytowereye.com.au/explore/explore/about-sydney-tower/ |access-date=2024-01-30 |website=www.sydneytowereye.com.au |language=en-AU}}</ref>
* [[Colonius]] in [[Cologne]], [[Germany]] is completed.
* [[Fifth Avenue Place (Calgary)]] in [[Calgary]], [[Alberta]].
* Sangath in [[Ahmedabad]], India, a studio designed for himself by [[B. V. Doshi]], is completed.
* The [[Riyadh TV Tower]] in [[Riyadh]], [[Saudi Arabia]] is completed.
* The [[National Palace of Culture]] opens in [[Sofia]], [[Bulgaria]].
* [[Howell High School (Howell, Michigan)|Howell High School]] in Howell, MI is completed as the most expensive high school at the time in the State of Michigan.
* The [[Marriott World Trade Center]] originally known as the Vista Hotel, is completed in [[Lower Manhattan]], [[New York City|New York]] as a part of the [[World Trade Center (1973-2001)|World Trade Center]] complex.
* The [[Humber Bridge]] in England, [[List of longest suspension bridge spans|the longest suspension bridge in the world]] by the length of central span (1981–1998), designed by [[Freeman Fox & Partners]] (consulting engineers) and R. E. Slater (architect) is opened to traffic.