Alorton (formerly Alcoa) was a village in St. Clair County, Illinois, United States.

[4] Prior to merger, Alorton had a population of 1,566 and land area of 1.8 square miles (4.7 km2) in the 2020 Census.

[citation needed] The name Alorton is most likely an abbreviation of "aluminum ore town".

As of 2011[update], the United States Postal Service operates the Alorton Post Office.

[citation needed] Curtis Miller Alternative High School is located in Alorton.