Wellston High School was located at Pennsylvania Avenue and 6th Street in Wellston, Ohio, and was constructed in 1928. It was demolished in 2002 after a new facility was constructed.1 Digest Name: Wellston High School Location: Pennsylvania Avenue and 6th Street, Wellston, Ohio Years of Significance: 1928 Status: Demolished Further Reading 2002 image of the front and side. Historical image. Sources “Wellston HIgh School 1928.” Wellston Forum. 20 Dec. 2007 Article.