St. Irenaeus Parish School Home

Learning, believing, and
serving… together.

Now enrolling for the 2022-2023 school year.
Space is Limited.

18% Of students receive financial aid
20 Average class size
100% of teachers are of catholic faith
94% of Students are of catholic faith
3,500 alumni
79% Graduated with first or second honors
1,232 Community service hours completed by the class of 2019
1/3 Received scholarships for high school
100% of students accepted into catholic high school
309 Students Enrolled

Recent News

Join Us For Information Night - November 15, 2022 at 6:30 p.m. in the Ed. Bldg.

St. Irenaeus Parish School will host an Information Night on Tuesday, November 15 at 6:30 p.m. in our Education Building. This is a great opportunity to meet our principal, Mrs. Stella Costello, teachers, staff, families, and students. Call us at 714-827-4500 to RSVP. See the flyer below for more information.

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.

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.

St. Irenaeus Soles4Souls Shoe Drive A Huge Success!

This year in honor of Giving Tuesday, our students participate in a Soles4Souls Shoe Drive. Our 6th grade, kindergarten, and transitional kindergarten students worked together to collect the shoes, pack them, and label them for shipping. Our school sent 24 boxes, which was estimated to be over a 1,000 pairs.