Events

Sep 1 Tue
- BoosterClub Executive Board Meeting-in SRC
  Events
- Girls Volleyball @ St. Mary's Academy (St Mary's Academy, 701 Grace Ave, Inglewood, CA 90301, USA)
  Events
- Liturgy/Assembly Schedule
  Events
- JSHS Parent Student Handbook Contract Due to the Main Office by 3pm 8/28/2026, 3 PM – 9/4/2026, 3:30 PM
  Events
Sep 2 Wed
- Block Even Schedule
  Events
- JSHS Parent Student Handbook Contract Due to the Main Office by 3pm 8/28/2026, 3 PM – 9/4/2026, 3:30 PM
  Events
Sep 3 Thu
- Cavalier Schedule-Early Dismissal
  Events
- Girl's Volleyball @ St. Genevieve HS (St Genevieve High School, 13967 Roscoe Blvd, Panorama City, CA 91402, USA)
  Events
- JSHS Parent Student Handbook Contract Due to the Main Office by 3pm 8/28/2026, 3 PM – 9/4/2026, 3:30 PM
  Events
- JV Football vs. Los Alamitos HS 4 PM – 7 PM (Junipero Serra High School, 14830 Van Ness Ave, Gardena, CA 90249, USA)
  Events
- BBall Try Outs (on Track) 5 PM – 7 PM
  Events
Sep 4 Fri
- Advisory Block Schedule
  Events
- JSHS Parent Student Handbook Contract Due to the Main Office by 3pm 8/28/2026, 3 PM – 9/4/2026, 3:30 PM
  Events
- Varsity Football @ Los Alamitos HS 7 PM – 10 PM (Los Alamitos High School Football, 3591 W Cerritos Ave, Los Alamitos, CA 90720, USA)
  Events
Sep 5 Sat
- South Bay Officials Basketball-rms. 311, 309, 307, 405 9 AM – 4 PM (Junipero Serra High School, 14830 Van Ness Ave, Gardena, CA 90249, USA)
  Events
Sep 7 Mon
- Labor Day
  Events
- No School
  Events
- School Closed
  Events
Sep 8 Tue
- Block Schedule
  Events
- Girl's Volleyball @ St. Genevieve HS (St Genevieve High School, 13967 Roscoe Blvd, Panorama City, CA 91402, USA)
  Events
- Welcome Back Week
  Events
- CPA Meeting-rm. 405 6 PM – 7:30 PM
  Events
Sep 9 Wed
- Block Schedule
  Events
- Club Carnival
  Events
- Welcome Back Week
  Events
- Girl's Flag Football vs. St. Joseph HS 6:30 PM – 8:30 PM (Junipero Serra High School, 14830 Van Ness Ave, Gardena, CA 90249, USA)
  Events
Sep 10 Thu
- Formal Attire
  Events
- Girl's Volleyball @ St. Pius St. Matthias HS (St. Pius X - St. Matthias Academy (PMA), 7851 Gardendale St, Downey, CA 90242, USA)
  Events
- Liturgy/Assembly Schedule
  Events
- Welcome Back Week
  Events
- JV Football @ Orange Lutheran HS 4 PM – 7 PM (Orange Lutheran High School, 2222 N Santiago Blvd, Orange, CA 92867, USA)
  Events
- Neighborhood Watch-rm. 405 6:30 PM – 8 PM
  Events
Sep 11 Fri
- Admissions-Freshmen & Transfer Student Application Deadline for 2026-2027 school year
  Events
- Advisory Block Schedule
  Events
- Welcome Back Week
  Events
- Varsity Football vs. Orange Lutheran HS 7 PM – 10 PM (Junipero Serra High School, 14830 Van Ness Ave, Gardena, CA 90249, USA)
  Events
Sep 12 Sat
- Welcome Back Dance
  Events
Sep 14 Mon
- 1st & 2nd Year Teacher Meeting
  Events
- Faculty Meeting
  Events
- Faculty Schedule
  Events
- Financial Suspension
  Events
- Formal Attire
  Events
- Girl's Flag Football @ St. Anthony HS 5 PM – 7:30 PM
  Events
Sep 15 Tue
- Block Schedule
  Events
- Girl's Volleyball @ St. Bernard HS (St Bernard High School, 9100 Falmouth Ave, Playa Del Rey, CA 90293, USA)
  Events
- Los Angeles Catholic Prayer Breakfast 6:30 AM – 10 AM
  Events
Sep 16 Wed
- Formal Attire
  Events
- Honor Roll Assembly
  Events
- Liturgy/Assembly Schedule
  Events
- Girl's Flag Football vs. St. Mary's Academy 6:30 PM – 8 PM
  Events
Sep 17 Thu
- "Love No Matter What" Sophomore Retreat
  Events
- Advisory Block Schedule
  Events
- JV Football @ Oaks Christian HS (Oaks Christian School, 31749 La Tienda Rd, Westlake Village, CA 91362, USA)
  Events
- Girl's Volleyball vs. Ramona Convent 5 PM – 6:30 PM
  Events
Sep 18 Fri
- Alumni Association Meeting
  Events
- Advisory Block Schedule
  Events
- Late Transfer/Freshmen Student Meeting during Advisory in SRC
  Events
- Varsity Football vs. Oaks Christian HS 7 PM – 10 PM (Junipero Serra High School, 14830 Van Ness Ave, Gardena, CA 90249, USA)
  Events
Sep 19 Sat
- G BB Fall League
  Events
- Saturday Detention-in uniform 8:30 AM – 12:30 PM
  Events
Sep 21 Mon
- Department Meeting
  Events
- Faculty Schedule
  Events
- Formal Attire
  Events
- Picture Day (Formal Attire)
  Events
- Girl's Flag Football @ Bishop Amat HS 5 PM – 8 PM
  Events
Sep 22 Tue
- Block Schedule
  Events
- Girl's Volleyball @ San Gabriel Mission
  Events
- BoosterClub Meeting 6 PM – 7 PM
  Events
- CPA Meeting/CPA Board Meeting 6 PM – 7:30 PM
  Events
Sep 23 Wed
- Cavalier Schedule-Early Dismissal
  Events
- Girl's Flag Football-BYE
  Events
- Teacher PD @ 1:20pm 1:20 PM – 3:20 PM
  Events
- College Financial Aid Workshop-Zoom 6:30 PM – 7:30 PM
  Events
Sep 24 Thu
- Advisory Block Schedule
  Events
- Hispanic Heritage Month Assembly during Advisory
  Events
- Hispanic/Latino Culture Celebration
  Events
- Girl's Volleyball vs. St. Mary's Academy 5 PM – 6 PM
  Events
Sep 25 Fri
- Adoration
  Events
- Liturgy/Assembly Schedule
  Events
- Midnight Mission
  Events
- Varsity Football-BYE
  Events
Sep 26 Sat
- G BB Fall League
  Events
- Tentative Old Timers Reunion/Immortals Award
  Events
Sep 28 Mon
- Department Meetings
  Events
- Faculty Schedule
  Events
- Formal Attire
  Events
- Homecoming Week
  Events
- Girl's Flag Football @ St. Joseph HS 5 PM – 6:30 PM (Saint Joseph High School, 5825 Woodruff Ave, Lakewood, CA 90713, USA)
  Events
Sep 29 Tue
- Block Schedule
  Events
- Girl's Volleyball @ St. Genevieve HS (St Genevieve High School, 13967 Roscoe Blvd, Panorama City, CA 91402, USA)
  Events
- Homecoming Week
  Events
- LIFE Night 6 PM – 7:30 PM
  Events
Sep 30 Wed
- 11th Grade Advisory Meeting in room 405
  Events
- Advisory Block
  Events
- Homecoming Week
  Events
- Homecoming Week
  Events
- Power Puff Game
  Events
- Girl's Flag Football vs. St. Anthony HS 6:30 PM – 8 PM
  Events

Events in September 2026
Su	Mo	Tu	We	Th	Fr	Sa
One event •	3 events •••	4 events •••	2 events ••	5 events •••	3 events •••	One event •
	3 events •••	4 events •••	4 events •••	6 events •••	4 events •••	One event •
	6 events •••	3 events •••	4 events •••	4 events •••	4 events •••	2 events ••
	5 events •••	4 events •••	4 events •••	4 events •••	4 events •••	2 events ••
	5 events •••	4 events •••	6 events •••	6 events •••	5 events •••	2 events ••

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