Allegheny College is a private liberal arts college in Meadville, Pennsylvania, United States. Founded in 1815, Allegheny is the oldest college in continuous existence under the same name west of the Allegheny Mountains. It is a member of the Great Lakes Colleges Association and the Presidents' Athletic Conference and it is accredit…Allegheny College is a private liberal arts college in Meadville, Pennsylvania, United States. Founded in 1815, Allegheny is the oldest college in continuous existence under the same name west of the Allegheny Mountains. It is a member of the Great Lakes Colleges Association and the Presidents' Athletic Conference and it is accredited by the Middle States Commission on Higher Education.