The Concord Township Historical Society in Delaware County, Pennsylvania was established in 1967. Its mission is to stimulate interest in Concord Township history through historic document, artifact, and property preservation, research, public and education programs. Its archival collection, spanning over 60 linear feet of materials, dates from 1682 to the present, with most materials dating from the 20th century. Collection strengths include local history and property research, with large amounts of tax records, newspaper clippings, and township planning commission records. The Society also holds original archival materials from various local individuals, families, businesses, and organizations.