The collection consists of a church history, baptisms, first communions, confirmations, marriages, deaths, confessions, sick visits, catechism classes, a family census, a list of pastors, and financial records. A gap exists in baptisms, first communions, confirmations, marriages, and deaths ranging from approximately 1905 - 1915. During this period Sylvania was a mission of St. Ann Catholic Church, Toledo, now known as St. Martin de Porres.