Old Main is a historic building on the campus of Pennsylvania Western University California (known before July 2022 as California University of Pennsylvania) in

California, Pennsylvania California is a Borough (Pennsylvania), borough on the Monongahela River in Washington County, Pennsylvania, United States. The population was 5,479 as of the 2020 United States census, 2020 census. It is part of the Pittsburgh metropolitan area. ...

. It is designated as a historic public landmark by the

Washington County History & Landmarks Foundation Washington County History & Landmarks Foundation is a Non-profit organization, non-profit educational institution in Washington, Pennsylvania, United States. Its purpose is to encourage and assist the preservation of historic structures in Washin ...

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External links

* National Register nomination form University and college buildings on the National Register of Historic Places in Pennsylvania University and college buildings completed in 1868 Buildings and structures in Washington County, Pennsylvania Pennsylvania Western University, California University and college administration buildings in the United States National Register of Historic Places in Washington County, Pennsylvania {{WashingtonCountyPA-NRHP-stub