News & Announcements

St. Irenaeus Parish School Information Night - Tuesday, April 13 at 6:30PM

St. Irenaeus is committed to offering in-person instruction only for the 2021-2022 school year. If you are interested in hearing all our school has to offer, we invite you to come join us for our Information Night on Tuesday, April 13 at 6:30PM at the school flagpole.

We will have a review of the enrollment process, testimonials from families and students, and a Q & A session to answer questions you may have on how we are keeping our students safe.

Reservations are required to attend and seating is limited. You can call Lisa Sambrano at 714-826-0760 or email her at to reserve your spot.

St. Irenaeus Reopening Guidelines

St. Irenaeus Parish School submitted a waiver through the Diocese of Orange for in-person instruction. Our school is open for either in-person instruction or distance learning at this time. Click on the headline to review the Covid-19 Safety Plan, the Diocesan CPP, the School Guidance Checklist, to view the waiver, and to visit the California Department of Public Health website.

A Message From Mrs. Stella Costello

Click on the headline above to view a few words spoken by Mrs. Stella Costello, our Interim Principal, during our Information Night in February. We will have a second Information Night on Tuesday, April 13 at 6:30PM at the school flagpole. Please rsvp by emailing Lisa Sambrano at

Take A Look Inside Our Classrooms

St. Irenaeus teachers are committed to learning, believing, and serving together safely. We would like to invite you into our classrooms. Please click on the headline above to view our Vimeo page.

Color Run - March 1, 2019

St. Irenaeus students are looking forward to our annual Color Run scheduled for Friday, March 1, 2019. Students have been collecting donations for a few weeks now. All proceeds will go towards funding school enrichment programs, field trips, and additional technological equipment. If you'd like to help, contact a St. Irenaeus student for more information.

St. Irenaeus - Featured School Of The Month

For the month of March, St. Irenaeus Parish School is the the featured school on the diocese's Catholic schools website. You can read the story by going to, or by clicking on the headline above. Go Eagles!

Maaglo Project Recycling Drive - November 28

Please bring your plastic water bottles and aluminum cans on Tuesday, November 28 between 7:15am-8:30am. Drop-off will be located behind the Ed. Bldg. All proceeds will go towards Fr. Rudy's Maaglo Project which helps provide clean water to communities outside of Ghana. The program also supplies lunches and school supplies to school children in Ghana.
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