Events

Oct 1 Mon
- CSU/UC Applications Open
  2025-2026 School Calendar
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
- SGMHS Office Hours 7:30 AM – 4 PM (Please call to set up appointments with faculty/staff 626-282-3181x102)
  2025-2026 School Calendar
- PLAID DAY SCHEDULE 3PM DISMISSAL 7:55 AM – 3 PM
  2025-2026 School Calendar
Oct 2 Tue
- Class Board Meetings @ Lunch
  2025-2026 School Calendar
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
- Volley Ball Game vs. Sacred Heart High School
  2025-2026 School Calendar
- SGMHS Office Hours 7:30 AM – 4 PM (Please call to set up appointments with faculty/staff 626-282-3181x102)
  2025-2026 School Calendar
- GREEN DAY SCHEDULE 3:10 DISMISSAL 7:55 AM – 3:10 PM
  2025-2026 School Calendar
Oct 3 Wed
- Cross Country Meet vs. Holy Family
  2025-2026 School Calendar
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- Emergency Drill
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
- Alumni Meeting 7 AM – 8:30 PM
  2025-2026 School Calendar
- SGMHS Office Hours 7:30 AM – 4 PM (Please call to set up appointments with faculty/staff 626-282-3181x102)
  2025-2026 School Calendar
- White Day Schedule - Advisement - FORMAL UNIFORM - 3:10 Dismissal 7:55 AM – 3:10 PM
  2025-2026 School Calendar
- SGMES 6/7th Grade Retreat 8:30 AM – 1:30 PM (SGMHS Library)
  2025-2026 School Calendar
- 9th Grade Level Faculty Meeting 3:30 PM – 4:30 PM
  2025-2026 School Calendar
- Athletic Boosters Meeting 6:30 PM – 8 PM
  2025-2026 School Calendar
- Parent Board Meeting 7 PM – 8:30 PM
  2025-2026 School Calendar
Oct 4 Thu
- Club Board Meetings @ Lunch
  2025-2026 School Calendar
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- QUARTER EXAMS
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
- SAT DEADLINE
  2025-2026 School Calendar
- Volley Ball Game @ Alverno
  2025-2026 School Calendar
- SGMHS Office Hours 7:30 AM – 4 PM (Please call to set up appointments with faculty/staff 626-282-3181x102)
  2025-2026 School Calendar
- GREEN DAY SCHEDULE 3:10 DISMISSAL 7:55 AM – 3:10 PM
  2025-2026 School Calendar
Oct 5 Fri
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- QUARTER EXAMS
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
- SGMHS Office Hours 7:30 AM – 4 PM (Please call to set up appointments with faculty/staff 626-282-3181x102)
  2025-2026 School Calendar
- WHITE DAY SCHEDULE 1PM FRIDAY DISMISSAL 7:55 AM – 1 PM
  2025-2026 School Calendar
- Faculty/Staff WIGO 1:15 PM – 3 PM
  2025-2026 School Calendar
Oct 6 Sat
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
- SAT
  2025-2026 School Calendar
- San Gabriel Regional Religious Education Congress (Bishop Amat High School, La Puente, CA)
  2025-2026 School Calendar
Oct 7 Sun
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- Feast of the Queen of the Holy Rosary
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
Oct 8 Mon
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- Frosh Retreat & College Field Trips - Special Schedule TBA
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
- SGMHS Office Hours 7:30 AM – 4 PM (Please call to set up appointments with faculty/staff 626-282-3181x102)
  2025-2026 School Calendar
- Frosh Retreat 7:55 AM – 12 PM (SGMHS & SGM Parish Center)
  2025-2026 School Calendar
- Senior, Junior, & Sophomore College Library Field Trip 7:55 AM – 3:10 PM
  2025-2026 School Calendar
Oct 9 Tue
- Class Board Meetings @ Lunch
  2025-2026 School Calendar
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
- SGMHS Office Hours 7:30 AM – 4 PM (Please call to set up appointments with faculty/staff 626-282-3181x102)
  2025-2026 School Calendar
- ITED Testing & Living Rosary Prayer Service - Special Schedule 1:30pm Dismissal - FORMAL UNIFORM 7:55 AM – 1:30 PM
  2025-2026 School Calendar
Oct 10 Wed
- Cross Country Meet vs. Sacred Heart High School
  2025-2026 School Calendar
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- Faculty Grades & Curriculum Maps Week 9-16 Due
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
- SGMHS Office Hours 7:30 AM – 4 PM (Please call to set up appointments with faculty/staff 626-282-3181x102)
  2025-2026 School Calendar
- ITED Testing - Special Schedule - 12noon Dismissal 7:55 AM – 11:30 AM
  2025-2026 School Calendar
- 10th Grade Level Faculty Meeting 3:30 PM – 4:30 PM
  2025-2026 School Calendar
Oct 11 Thu
- Club Board Meetings @ Lunch
  2025-2026 School Calendar
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
- Volley Ball Game vs. Holy Family
  2025-2026 School Calendar
- SGMHS Office Hours 7:30 AM – 4 PM (Please call to set up appointments with faculty/staff 626-282-3181x102)
  2025-2026 School Calendar
- NO SCHOOL - Faculty/Staff Faith Formation In-Service 8:30 AM – 12:45 PM (Bishop Amat High School )
  2025-2026 School Calendar
Oct 12 Fri
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- NO SCHOOL
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
- SGMHS Office Hours 7:30 AM – 4 PM (Please call to set up appointments with faculty/staff 626-282-3181x102)
  2025-2026 School Calendar
Oct 13 Sat
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
Oct 14 Sun
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
Oct 15 Mon
- Class Meetings @ homeroom
  2025-2026 School Calendar
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
- San Gabriel Mission Parish Christian Service Center Food Drive for Thanksgiving
  2025-2026 School Calendar
- SGMHS Office Hours 7:30 AM – 4 PM (Please call to set up appointments with faculty/staff 626-282-3181x102)
  2025-2026 School Calendar
- White Day Schedule - FORMAL UNIFORM - 3:10 DISMISSAL 7:55 AM – 3:10 PM
  2025-2026 School Calendar
Oct 16 Tue
- Class Board Meetings @ Lunch
  2025-2026 School Calendar
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- KOINS 4 KIDS - NON-UNIFORM DRESS FUNDRAISER (Bring a dollar and get non-uniform dress. All proceeds help Vision of Hope which is offers tuition assistance for MSJ Dominican Elementary Schools)
  2025-2026 School Calendar
- Prospective Student Shadow Day #1
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
- San Gabriel Mission Parish Christian Service Center Food Drive for Thanksgiving
  2025-2026 School Calendar
- Volley Ball Game @ BC Loretto
  2025-2026 School Calendar
- SGMHS Office Hours 7:30 AM – 4 PM (Please call to set up appointments with faculty/staff 626-282-3181x102)
  2025-2026 School Calendar
- GREEN DAY SCHEDULE 3:10 DISMISSAL 7:55 AM – 3:10 PM
  2025-2026 School Calendar
- Parent Teacher Conferences 5 PM – 7 PM (SGMHS Auditorium)
  2025-2026 School Calendar
Oct 17 Wed
- Cross Country Meet @ Crescenta Valley
  2025-2026 School Calendar
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
- San Gabriel Mission Parish Christian Service Center Food Drive for Thanksgiving
  2025-2026 School Calendar
- SGMHS Office Hours 7:30 AM – 4 PM (Please call to set up appointments with faculty/staff 626-282-3181x102)
  2025-2026 School Calendar
- Advisement - PSAT & College Advisement - FORMAL UNIFORM - 11:15 Dismissal 7:45 AM – 11:15 AM
  2025-2026 School Calendar
Oct 18 Thu
- Club Board Meetings @ Lunch
  2025-2026 School Calendar
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
- San Gabriel Mission Parish Christian Service Center Food Drive for Thanksgiving
  2025-2026 School Calendar
- Volley Ball Game vs. Alverno
  2025-2026 School Calendar
- SGMHS Office Hours 7:30 AM – 4 PM (Please call to set up appointments with faculty/staff 626-282-3181x102)
  2025-2026 School Calendar
- GREEN DAY SCHEDULE 3:10 DISMISSAL 7:55 AM – 3:10 PM
  2025-2026 School Calendar
- Great American Shakeout 10:18 AM – 11 AM
  2025-2026 School Calendar
Oct 19 Fri
- Campus Ministry Team Overnight Retreat
  2025-2026 School Calendar
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
- San Gabriel Mission Parish Christian Service Center Food Drive for Thanksgiving
  2025-2026 School Calendar
- SGMHS Office Hours 7:30 AM – 4 PM (Please call to set up appointments with faculty/staff 626-282-3181x102)
  2025-2026 School Calendar
- WHITE DAY SCHEDULE 1PM FRIDAY DISMISSAL 7:55 AM – 3:10 PM
  2025-2026 School Calendar
- 1962 Reunion Social @ SGMHS 1 PM – 11 PM
  2025-2026 School Calendar
- Faculty Curriculum Council Meeting 1:15 PM – 3 PM
  2025-2026 School Calendar
Oct 20 Sat
- Campus Ministry Team Overnight Retreat
  2025-2026 School Calendar
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
Oct 21 Sun
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
Oct 22 Mon
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- Red Ribbon Week - Drug Awareness & Prevention
  2025-2026 School Calendar
- Red Ribbon Week Kick-off
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
- Senior Research Project Deadline #2
  2025-2026 School Calendar
- SGMHS Office Hours 7:30 AM – 4 PM (Please call to set up appointments with faculty/staff 626-282-3181x102)
  2025-2026 School Calendar
- PLAID DAY SCHEDULE 3PM DISMISSAL 7:55 AM – 3 PM
  2025-2026 School Calendar
Oct 23 Tue
- Class Board Meetings @ Lunch
  2025-2026 School Calendar
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- Prospective Student Shadow Day #2
  2025-2026 School Calendar
- Red Ribbon Week - Drug Awareness & Prevention
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
- SGMHS Office Hours 7:30 AM – 4 PM (Please call to set up appointments with faculty/staff 626-282-3181x102)
  2025-2026 School Calendar
- GREEN DAY SCHEDULE 3:10 DISMISSAL 7:55 AM – 3:10 PM
  2025-2026 School Calendar
Oct 24 Wed
- Cross Country Meet vs. Alverno
  2025-2026 School Calendar
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- Red Ribbon Week - Drug Awareness & Prevention
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
- SGMHS Office Hours 7:30 AM – 4 PM (Please call to set up appointments with faculty/staff 626-282-3181x102)
  2025-2026 School Calendar
- White Day Schedule - FORMAL UNIFORM - 3:10 DISMISSAL 7:55 AM – 3:10 PM
  2025-2026 School Calendar
- Invisible Children visits Mission! 11:15 AM – 1:35 PM (Auditorium and Cafeteria)
  2025-2026 School Calendar
Oct 25 Thu
- Club Board Meetings @ Lunch
  2025-2026 School Calendar
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- Frosh Volley Ball Team vs. Edgewood
  2025-2026 School Calendar
- Red Ribbon Week - Drug Awareness & Prevention
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
- Evening at Mission 6:30 AM – 8 PM (SGMHS)
  2025-2026 School Calendar
- SGMHS Office Hours 7:30 AM – 4 PM (Please call to set up appointments with faculty/staff 626-282-3181x102)
  2025-2026 School Calendar
- GREEN DAY SCHEDULE 3:10 DISMISSAL 7:55 AM – 3:10 PM
  2025-2026 School Calendar
Oct 26 Fri
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- Red Ribbon Week - Drug Awareness & Prevention
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
- SGMHS Office Hours 7:30 AM – 4 PM (Please call to set up appointments with faculty/staff 626-282-3181x102)
  2025-2026 School Calendar
- WHITE DAY SCHEDULE 1PM FRIDAY DISMISSAL 7:55 AM – 1 PM
  2025-2026 School Calendar
- Faculty/Staff WIGO 1:15 PM – 3 PM
  2025-2026 School Calendar
- SGMHS Booster & GAA Battle of the DJs 7:30 PM – 11 PM
  2025-2026 School Calendar
Oct 27 Sat
- ACT TEST
  2025-2026 School Calendar
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
- Father/Daughter Dinner Dance 7 PM – 11 PM (Almansor Court Banquet Hall, Alhambra, CA)
  2025-2026 School Calendar
Oct 28 Sun
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
Oct 29 Mon
- Class Halloween Hallway Decoration Contest Begins
  2025-2026 School Calendar
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
- SGMHS Office Hours 7:30 AM – 4 PM (Please call to set up appointments with faculty/staff 626-282-3181x102)
  2025-2026 School Calendar
- PLAID DAY SCHEDULE 3PM DISMISSAL 7:55 AM – 3 PM
  2025-2026 School Calendar
Oct 30 Tue
- Class Board Meetings @ Lunch
  2025-2026 School Calendar
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- Prospective Student Shadow Day #3
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
- SGMHS Office Hours 7:30 AM – 4 PM (Please call to set up appointments with faculty/staff 626-282-3181x102)
  2025-2026 School Calendar
- GREEN DAY SCHEDULE 3:10 DISMISSAL 7:55 AM – 3:10 PM
  2025-2026 School Calendar
Oct 31 Wed
- Cross Country Horizon League Finals
  2025-2026 School Calendar
- DEPTH - Pioneer ESLR of the Month
  2025-2026 School Calendar
- Halloween Activities @ Homeroom
  2025-2026 School Calendar
- KAIROS Team Meeting @ lunch
  2025-2026 School Calendar
- Respect LIFE Month
  2025-2026 School Calendar
- SGMHS Office Hours 7:30 AM – 4 PM (Please call to set up appointments with faculty/staff 626-282-3181x102)
  2025-2026 School Calendar
- White Day Schedule 3:10 DISMISSAL 7:55 AM – 3:10 PM
  2025-2026 School Calendar