
Cathedral Basilica of Saints Peter and Paul
Philadelphia, Pennsylvania
Services
Anticipated Mass
Mass
Spanish Mass
Last updated May 2026


1,000-5,000
estimated members
This is likely one of 95 Catholic congregations in Philadelphia County, PA. Catholic accounts for 37% of the county's 1,309 congregations.
This estimate comes from ARDA 2020 data for churches of this size and denomination in the county.
Plan Your Visit
The Cathedral Basilica of Saints Peter and Paul is the largest Catholic church in Pennsylvania, featuring a striking dome and Palladian facade designed by John Notman. The interior showcases decorative work by Constantino Brumidi and the building is historically significant as the see church for the Roman Catholic Archdiocese of Philadelphia. Visitors can experience this architecturally important structure, which has hosted papal masses and is recognized as a minor basilica by the Vatican.
What to See
- ›Dome designed by John Notman
- ›Palladian facade
- ›Interior decorated by Constantino Brumidi
- ›Largest Catholic church in Pennsylvania
- ›Listed on U.S. National Register of Historic Places
- ›Designated a minor basilica by the Vatican in 1976
- ›Hosted papal masses by Pope John Paul II and Pope Francis
Tours & Experiences
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