The St. Paul Catholic Church Collection includes materials from the Church's archive. The Roman Catholic church is over 150 years old, and is located on West Short Street, in downtown Lexington.

This collection contains materials from Lexington and Fayette County religious groups.

The collection contains various postcards featuring places in and around Kentucky and includes a selection donated by the Knowles family. The postcards in the library's collection were donated by various individuals throughout the years.