Breadcrumb

Calendar

Upcoming Events

No post to display.
Print Grid Element Calendar Filter
April 2026
Sun Mon Tue Wed Thu Fri Sat
Sunday, March 29
Cornerstone Church Services
Cornerstone Church Services
Facilities Next Level - Basketball
Facilities Challenger Bseball
Performing Arts Spring Musical Closing
Monday, March 30
Purple MASS Schedule
Purple MASS Schedule
Spring Musical Strike
Spring Musical Strike
Campus Ministry Lenten Mass - TBD
Athletics Boys Varsity Golf vs. St. Francis @ Los Altos GC
Band Percussion Rehearsal
Band Percussion and Color Guard Rehearsal
Facilities Champions Gym Rental
Tuesday, March 31
International Immersion Trip
International Immersion Trip
Lent Reconciliation
Lent Reconciliation
Boys JV Golf vs. SI @ Sharp Park Golf Course (TBA)
Boys JV Golf vs. SI @ Sharp Park Golf Course (TBA)
Gold Regular Schedule
Gold Regular Schedule
Spring Musical Strike
Spring Musical Strike
Athletics Tennis vs. Bellarmine @ Bay Club
Athletics Boys Varsity Tennis vs. Bellarmine @ Bay Club
Athletics Boys Lacrosse @ Oakland Tech HS
Facilities Bay City Gym Rental
Wednesday, April 1
International Immersion Trip
Purple Extended R-Time Schedule
Purple Extended R-Time Schedule
Executive Speeches
Executive Speeches
Athletics Track @ Bellarmine
Athletics Swimming @ SI
Athletics Boys Tennis vs. Mitty @ Balboa
Athletics Boys Varsity Golf vs. Serra @ Harding
Facilities Champions Gym Rental
Thursday, April 2
International Immersion Trip
GOLD Early Dismissal
GOLD Early Dismissal
Athletics Boys Lacrosse vs. SHC @ Home
Facilities Bay City Gym Rental
Friday, April 3
International Immersion Trip
Easter Break - NO SCHOOL
Easter Break - NO SCHOOL
Saturday, April 4
International Immersion Trip
Easter Break - NO SCHOOL
Athletics Boys JV Baseball vs. University @ Paul Goode Field
Sunday, April 5
Easter Break - NO SCHOOL
Easter Break - NO SCHOOL
International Immersion Trip
International Immersion Trip
Cornerstone Church Services
Cornerstone Church Services
Monday, April 6
Easter Break - NO SCHOOL
International Immersion Trip
Tuesday, April 7
Easter Break - NO SCHOOL
International Immersion Trip
Facilities Bay City Gym Rental
Wednesday, April 8
Easter Break - NO SCHOOL
International Immersion Trip
Purple Regular Schedule
Purple Regular Schedule
Facilities Champions Gym Rental
Athletics Boys Varsity Baseball vs. Burlingame @ Washington Park
Thursday, April 9
Easter Break - NO SCHOOL
International Immersion Trip
Facilities Bay City Gym Rental
Friday, April 10
Easter Break - NO SCHOOL
International Immersion Trip
Athletics Frosh Baseball vs. St. Francis @ Home
Saturday, April 11
Easter Break - NO SCHOOL
Athletics Boys Frosh Baseball @ Burlingame HS
Athletics Boys JV Baseball @ Burlingame HS
Sunday, April 12
Cornerstone Church Services
Cornerstone Church Services
Easter Break - NO SCHOOL
Easter Break - NO SCHOOL
Facilities Next Level - Basketball
Facilities Challenger Bseball
Monday, April 13
Purple Regular Schedule
Purple Regular Schedule
Campus Ministry Monday Chapel Mass
Band Percussion Rehearsal
Athletics Boys Lacrosse @ Oakland HS
Facilities Champions Gym Rental
Tuesday, April 14
Spring Kairos #123 - Green Mountain Retreat Center
Spring Kairos #123 - Green Mountain Retreat Center
Gold Regular Schedule
Gold Regular Schedule
Campus Ministry Tuesday Chapel Mass
Athletics Boys JV Baseball vs. Mitty @ Home
Athletics Boys Varsity Tennis vs. SI @ Home
Athletics Boys Varsity Baseball vs. Mitty @ TBA
Athletics Boys Volleyball @ Alameda HS
Athletics Boys Varsity Golf vs. SI @ Harding
Athletics Boys Frosh Baseball vs. Mitty @ Home
Facilities Bay City Gym Rental
Wednesday, April 15
Spring Kairos #123 - Green Mountain Retreat Center
National Journalism Convention - Minneapolis
National Journalism Convention - Minneapolis
Purple Regular Schedule
Purple Regular Schedule
Athletics Track @ St. Francis
Athletics Boys JV Golf vs. Serra @ Harding
Athletics Boys Varsity Golf vs. Valley Christian @ Silver Creek Valley CC
Facilities Champions Gym Rental
Thursday, April 16
Spring Kairos #123 - Green Mountain Retreat Center
National Journalism Convention - Minneapolis
Gold Regular Schedule
Gold Regular Schedule
Athletics Swimming @ St. Francis
Athletics Boys Varsity Tennis vs. Serra @ CSM
Athletics Boys JV Golf vs. Valley Christian @ Fleming
Band Color Guard Rehersal
Parent Board Mothers Club General Meeting
Athletics Boys Lacrosse vs.Bay School @ Home
Facilities Bay City Gym Rental
Friday, April 17
Spring Kairos #123 - Green Mountain Retreat Center
National Journalism Convention - Minneapolis
Scholarship Brunch
Scholarship Brunch
Purple Early Dismissal
Purple Early Dismissal
Mid Quarter
Mid Quarter
Faculty Faculty Meeting
Athletics Boys Frosh Baseball vs. Mitty @ Mission College
Athletics Boys JV Baseball @ Mitty
Athletics Boys Varsity Baseball vs. Mitty @ Home
Saturday, April 18
Baseball Game @ Oracle
Baseball Game @ Oracle
National Journalism Convention - Minneapolis
Riordan CMEA Festival
Riordan CMEA Festival
Boys Varsity Baseball vs. University @ Oracle Park (TBA)
Boys Varsity Baseball vs. University @ Oracle Park (TBA)
Sailing - Silver Pacific Coast Championship @ Encinal YC
Sailing - Silver Pacific Coast Championship @ Encinal YC
Sunday, April 19
Sailing - Silver Pacific Coast Championship @ Encinal YC
Sailing - Silver Pacific Coast Championship @ Encinal YC
Cornerstone Church Services
Cornerstone Church Services
Facilities Next Level - Basketball
Facilities Challenger Bseball
Monday, April 20
Crusader Games
Crusader Games
Purple RALLY Schedule
Purple RALLY Schedule
Purple Regular Schedule
Purple Regular Schedule
Athletics Boys JV Golf vs. SHC @ Fleming
Band Percussion Rehearsal
Athletics Boys Lacrosse vs. Lowell @ Home
Facilities Champions Gym Rental
Tuesday, April 21
Crusader Games
Gold RALLY Schedule
Gold RALLY Schedule
Athletics Boys JV Golf vs. Mitty @ Los Lagos Gold Course
Athletics Boys Varsity Tennis vs. Mitty @ Home
Athletics Boys Varsity Baseball vs. Bellarmine @ Home
Athletics Boys JV Baseball @ Bellarmine
Facilities Bay City Gym Rental
Wednesday, April 22
Crusader Games
“Laudato Si Day”
“Laudato Si Day”
Purple RALLY Schedule
Purple RALLY Schedule
Athletics Track @ Mitty
Athletics Boys Varsity Golf vs. Bellarmine & Mitty @ Silver Creek Valley CC
Athletics Boys Frosh Baseball @ Bellarmine
Band Wednesday Night Rehearsal - ALL CATHOLIC MIDDLE SCHOOLS BAND NIGHT
Facilities Champions Gym Rental
Thursday, April 23
Crusader Games
Boys Varsity Tennis vs. SHC @ SF State TBA
Boys Varsity Tennis vs. SHC @ SF State TBA
Boys Volleyball @ Menlo Atherton HS (TBA)
Boys Volleyball @ Menlo Atherton HS (TBA)
Gold RALLY Schedule
Gold RALLY Schedule
Athletics Boys JV Golf vs. Bellarmine @ Fleming
Athletics Swimming @ Serra
Academics Guest Speaker: ISS
Campus Ministry LIFE Team MLC- April
Athletics Boys Lacrosse @ Burlingame HS
Band Color Guard Rehersal
Facilities Bay City Gym Rental
Friday, April 24
Purple Early Dismissal
Purple Early Dismissal
Cultural Night
Cultural Night
Athletics Boys Frosh Baseball vs. Bellarmine @ Balboa Park
Athletics Boys Varsity Baseball @ Bellarmine
Athletics Boys JV Baseball vs. Bellarmine @ Home
Saturday, April 25
Sebastopol Apple Blossom Festival
Sebastopol Apple Blossom Festival
Junior Prom
Junior Prom
Sailing 2026 Silver Pacific Coast Championship @ Redwood City PYSF
Sailing 2026 Silver Pacific Coast Championship @ Redwood City PYSF
Sunday, April 26
Sailing 2026 Silver Pacific Coast Championship @ Redwood City PYSF
Sailing 2026 Silver Pacific Coast Championship @ Redwood City PYSF
Cornerstone Church Services
Cornerstone Church Services
Facilities Next Level - Basketball
Facilities Challenger Bseball
Monday, April 27
Boys Varsity Golf WCAL Ed Ravenscroft Championship TBA
Boys Varsity Golf WCAL Ed Ravenscroft Championship TBA
Purple Regular Schedule
Purple Regular Schedule
Campus Ministry Monday Chapel Mass
Band Percussion Rehearsal
Facilities Champions Gym Rental
Tuesday, April 28
Gold Regular Schedule
Gold Regular Schedule
Campus Ministry Tuesday Chapel Mass
Athletics Boys JV Baseball @ Valley Christian
Athletics Boys Varsity Baseball vs. Valley Christian @ Home
Athletics Boys Frosh Baseball @ Valley Christian
Facilities Bay City Gym Rental
Wednesday, April 29
Purple Regular Schedule
Purple Regular Schedule
Athletics Boys Volleyball vs. Galileo @ Home
Thursday, April 30
Giving Day
Giving Day
May Crowning
May Crowning
Gold MASS/Assembly Schedule
Gold MASS/Assembly Schedule
Gold Regular Schedule
Gold Regular Schedule
Campus Ministry Sr. Farewell Prayer Service/May Crowning
Campus Ministry Passing of the Torch
Band Color Guard Rehersal
Performing Arts Riordan Drama End of Year Celebration
Facilities Bay City Gym Rental
Friday, May 1
Giving Day
Purple Early Dismissal
Purple Early Dismissal
Athletics Boys JV Baseball vs. Valley Christian @ Home
Athletics Boys Varsity Baseball @ Valley Christian
Athletics Boys Volleyball vs. El Camino @ Home
Athletics Boys Frosh Baseball vs. Valley Christian @ Home
Saturday, May 2
Mimosa Morning
Mimosa Morning
Track WCAL Championships Trials @ St. Francis
Track WCAL Championships Trials @ St. Francis
Athletics Boys Varsity Baseball vs. Sequoia @ Home
Athletics Boys JV Baseball vs. Sequoia @ Home