Welcome to St. Irenaeus Parish website! We are located in Oakmont, Pennsylvania, which is 15 miles northeast of Pittsburgh by the Allegheny River. We hope that you can discover and learn what is happening here at our parish.
Please use the menu options to navigate through the various activities that encourage our parishioners to share and grow in our Catholic faith. We welcome new members!
Sunday: 8:00am, 11:00am
Tuesday - Thursday: 8:00am
Holy Days of Obligation: 10:00am, 7:00pm