The Archdiocese of Cincinnati Archives holds records going back to our founding in 1821, including the working files of our archbishops, archdiocesan offices, closed parishes, and other ancillary records on Catholicism in the Archdiocese.

In order for our collections to be more readily available to researchers, some collections’ finding aids are available through the Catholic Research Resources Alliance (CRRA) Catholic Portal and OhioLINK. 

Contact us for additional research as we have additional materials not available online. 

Included within our collections are the following record groups of materials: