HomeThe Cathedral of St. Mary of the Immaculate Conception, located in Peoria, Illinois, is a historic Roman Catholic landmark established in 1845. Initially serving as the first parish church, it evolved into the cathedral for the diocese of Peoria in 1875, reflecting the area’s growing Catholic community. The cathedral is renowned for its exquisite Gothic architecture and houses the tomb of Venerable Archbishop Fulton J. Sheen, adding to its cultural and spiritual significance. It actively engages in various ministries and outreach programs, supporting the local community through charitable initiatives and education.
