Parish · Diamond Bar, California · Archdiocese of Los Angeles
St. Denis Catholic Church is a Catholic parish in Diamond Bar, part of the Archdiocese of Los Angeles.
2151 Diamond Bar Boulevard
Diamond Bar, California, 91765-2860
This page is a community directory entry. Send Mass times, corrections, or photos to support@modernfaithworks.org and we will complete it.
Listed in the Archdiocese of Los Angeles's directory · location verified October 2026
St. Gabriel Korean Catholic Center (Rowland Heights) — 3.4 mi · St. Lorenzo Ruiz Catholic Church (Walnut) — 3.6 mi · St. Elizabeth Ann Seton Catholic Church (Rowland Heights) — 4.8 mi