Please know that due to the unprecedented circumstances resulting from the COVID-19 Pandemic, any scheduled activities, Masses, meetings, events, etc. at Guerin Catholic are canceled. The building and campus, including all fields, are closed and should not be utilized until further notice.

Mass Calendar

Daily Mass

Daily Mass is celebrated Monday, Tuesday, Thursday & Friday at 10:25 a.m.; on Wednesday at 11:05 a.m. on days that school is on a regular schedule and there is no All-School Mass celebrated.

On days when trimester exams are given, Mass will be celebrated at 7:30 a.m..

On days with a 2-hour delay Mass will be held at the usual time, unless noted differently on the Mass calendar.

All School Masses

2019 2020
Monday, August 5
Purple and Gold Mass, 8:00 am
Thursday, January 30
Catholic Schools Week, 9:10 am
Thursday, August 22
First All-School Mass, 9:00 am
Wednesday, February 26
Ash Wednesday, 9:05 am
Friday, September 20
7th Grade Leadership Day, 10:15 am
Thursday, March 19
Feast of St. Joseph, 9:10 am
Thursday, October 3
Feast of St. Theodore Guerin and Eucharist Procession, 9:10 am
Thursday, April 16
Octave of Easter, 9:10 am
Friday, November 1
All Saint’s Day/Grandparent’s Day, 9:10 am
Thursday, May 7
All School Mass and May Crowning, 9:10 am
Thursday, November 14
Service Day, 8:10 am
Friday, May 22
Senior Mass, 9:10 am
Tuesday, November 26
Conclusion of Because We Are Grateful (BWAG) Program, 1:30 pm
Monday, December 9
Immaculate Conception Mass, 9:10 am
Friday, December 20
Alumni Mass and Breakfast, 10:15 am

Sacraments at Guerin Catholic High School


The Sacrament of Reconciliation is typically offered in the chapel for students, faculty, and staff after school on Tuesdays and Thursdays (3:20-4pm), during lunch on Fridays (11-12:45), or by contacting Fr. John Nguyen at for an appointment.