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Castro Valley High School

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Bell Schedules

  • Regular Day Schedule
    Mon. Thurs. Fridays – All Classes Meet

    Description / Period Start Time End Time Length
    Period 0 7:24 AM 8:24 AM 60 min
    Period 1 8:30 AM 9:27 AM 57 min
    Period 2 9:33 AM 10:30 AM 57 min
    Break 10:30 AM 10:45 AM 15 min
    Period 3 10:51 AM 11:48 AM 57 min
    Period 4 (Announcements) 11:54 AM 12:54 PM 60 min
    Lunch 12:54 PM 1:29 PM 35 min
    Period 5 1:35 PM 2:32 PM 57 min
    Period 6 2:38 PM 3:35 PM 57 min

  • Modified Regular Schedule 24-25
    8/6/25, 10/9/25, 1/6/26, 3/13/26, 3/16/26
    Release 2:30 pm
    All Classes Meet - Combined Lunch

    Description / Period Start Time End Time Length
    Period 0 7:38 AM 8:24 AM 46 min
    Period 1 8:30 AM 9:16 AM 46 min
    Period 2 9:22 AM 10:08 AM 46 min
    Break 10:08 AM 10:23 AM 15 min
    Period 3 10:29 AM 11:15 AM 46 min
    Period 4 11:21 AM 12:11 PM 50 min
    Lunch 12:11 PM 12:46 PM 35 min
    Period 5 12:52 PM 1:38 PM 46 min
    Period 6 1:44 PM 2:30 PM 46 min

  • Tuesday Block Schedule
    Periods 0, 1, 3, and 5 meet plus Trojan Time

    Description / Period Start Time End Time Length
    Period 0 7:54 AM 8:24 AM 30 min
    Period 1 8:30 AM 10:10 AM 100 min
    Trojan Time 10:16 AM 10:58 AM 42 min
    Break 10:58 AM 11:13 AM 15 min
    Period 3 11:19 AM 12:59 PM 100 min
    Lunch 12:59 PM 1:34 PM 35 min
    Period 5 1:40 PM 3:20 PM 100 min

  • Wednesday Block Schedule
    Periods 0, 2, 4, and 6 meet plus Trojan Time

    Description / Period Start Time End Time Length
    Period 0 7:24 AM 8:24 AM 60 min
    Period 2 8:30 AM 10:10 AM 100 min
    Trojan Time 10:16 AM 10:58 AM 42 min
    Break 10:58 AM 11:13 AM 15 min
    Period 4 11:19 AM 12:59 PM 100 min
    Lunch 12:59 PM 1:34 PM 35 min
    Period 6 1:40 PM 3:20 PM 100 min

  • Welcome Back Assembly
    Aug. 15, 2025 - All Classes Meet

    Description / Period Start Time End Time Length
    Period 0 7:38 AM 8:24 AM 46 min
    Period 1 8:30 AM 9:16 AM 46 min
    Period 2 9:22 AM 10:08 AM 46 min
    Break 10:08 AM 10:23 AM 15 min
    Period 3 10:29 AM 11:15 AM 46 min
    Period 4 Assembly 11:21 AM 12:21 PM 60 min
    Period 4 Class Time 12:21 PM 1:07 PM 46 min
    Lunch 1:07 PM 1:42 PM 35 min
    Period 5 1:48 PM 2:34 PM 46 min
    Period 6 2:40 PM 3:26 PM 46 min

  • Special Schedule (1:30 Dismissal)
    Special Schedule for Friday, Aug. 30, 2024
     

    Description / Period Start Time End Time Length
    Period 0 7:48 AM 8:24 AM 36 min
    Period 1 8:30 AM 9:06 AM 36 min
    Period 2 9:12 AM 9:48 AM 36 min
    Break 9:48 AM 10:03 AM 15 min
    Period 3 10:09 AM 10:45 AM 36 min
    Period 4 10:51 AM 11:31 AM 40 min
    Lunch 11:31 AM 12:06 PM 35 min
    Period 5 12:12 PM 12:48 PM 36 min
    Period 6 12:54 PM 1:30 PM 36 min

  • Fire Drill Bell Schedule
    Aug. 21, 2025 and March 26, 2026

    Description / Period Start Time End Time Length
    Period 0 7:34 AM 8:24 AM 50 min
    Period 1 8:30 AM 9:25 AM 55 min
    Period 2 9:31 AM 10:26 AM 55 min
    Break 10:26 AM 10:41 AM 15 min
    Period 3 10:47 AM 11:42 AM 55 min
    Period 3 Drill 11:42 AM 11:57 AM 15 min
    Period 4 12:03 PM 12:58 PM 55 min
    Lunch 12:58 PM 1:33 PM 35 min
    Period 5 1:39 PM 2:34 PM 55 min
    Period 6 2:40 PM 3:35 PM 55 min

  • Great Shake Out Earthquake Drill
    Thursday, Oct. 16, 2025 and Jan. 23, 2025
    All Classes Meet

    Great Shake Out Earthquake DrillThursday, Oct. 17, 2024 and Jan. 23, 2025
    All Classes Meet
    Description / Period Start Time End Time Length
    Period 0 7:34 AM 8:24 AM 50 min
    Period 1 8:30 AM 9:20 AM 50 min
    Period 2 9:26 AM 10:16 AM 50 min
    Break 10:16 AM 10:31 AM 15 min
    Period 3 Drill 10:37 AM 11:22 AM 45 min
    Period 3 11:22 AM 12:12 PM 50 min
    Period 4 12:18 PM 1:08 PM 50 min
    Lunch 1:08 PM 1:43 PM 35 min
    Period 5 1:49 PM 2:39 PM 50 min
    Period 6 2:45 PM 3:35 PM 50 min

  • Pre-PSAT
    Tuesday, October 7, 2025
    All Grades Meet - Periods 1-4

    Description / Period Start Time End Time Length
    Period 0 7:55 AM 8:58 AM 63 min
    Period 1 9:04 AM 10:07 AM 63 min
    Break 10:07 AM 10:22 AM 15 min
    Period 2 10:28 AM 11:31 AM 63 min
    Pre-PSAT 11:37 AM 12:07 PM 30 min
    Lunch 12:07 PM 12:42 PM 35 min
    Period 3 12:48 PM 1:51 PM 63 min
    Period 4 1:57 PM 3:00 PM 63 min

  • PSAT Test Day (9th, 10th,and 11th)
    Wednesday, October 8, 2025

    Description / Period Start Time End Time Length
    Testing (9th, 10th, & 11th) 8:30 AM 11:52 PM 922 min
    12th Activities 9:34 AM 11:52 AM 138 min
    Lunch 11:52 AM 12:27 PM 35 min
    Period 5 12:33 PM 1:36 PM 63 min
    Break 1:36 PM 1:51 PM 15 min
    Period 6 1:57 PM 3:00 PM 63 min

  • 1st Semester Finals - Day 1
    Wednesday, Dec. 17, 2025

    Description / Period Start Time End Time Length
    Period 1 Final 8:30 AM 10:30 AM 120 min
    Brunch 10:30 AM 11:05 AM 35 min
    Period 2 Final 11:11 AM 1:11 PM 120 min
    Break 1:11 PM 1:26 PM 15 min
    Period 0 Final 1:32 PM 3:32 PM 120 min

  • 1st Semester Finals - Day 2
    Thursday, Dec. 18, 2025

    Description / Period Start Time End Time Length
    Period 5 Final 8:30 AM 10:30 AM 120 min
    Brunch 10:30 AM 11:05 AM 35 min
    Period 6 Final 11:11 AM 1:11 PM 120 min
    Break 1:11 PM 1:26 PM 15 min
    Make Up Final by Appointment 1:32 PM 3:32 PM 120 min

  • 2nd Semester Finals - Day 1 Tuesday, May 26, 2026

    Description / Period Start Time End Time Length
    Period 1 Final 8:30 AM 10:30 AM 120 min
    Bunch 10:30 AM 11:05 AM 35 min
    Period 2 Final 11:11 AM 1:11 PM 120 min
    Break 1:11 PM 1:26 PM 15 min
    Period 0 Final 1:32 PM 3:32 PM 120 min

  • 2nd Semester Finals - Day 2
    Wednesday, May 27, 2026

    Description / Period Start Time End Time Length
    Period 3 Final 8:30 AM 10:30 AM 120 min
    Brunch 10:30 AM 11:05 AM 35 min
    Period 4 Final 11:11 AM 1:11 PM 120 min
    Break 1:11 PM 1:26 PM 15 min
    Make-up Final (by Appt) *By Appointment Only 1:32 PM 3:32 PM 120 min

     

  • 2nd Semester Finals - Day 3
    Thursday, May 28, 2026

     

    Description / Period Start Time End Time Length
    Period 5 Final 8:30 AM 10:30 AM 120 min
    Brunch 10:30 AM 11:05 AM 35 min
    Period 6 Final 11:11 AM 1:11 PM 120 min
    Break 1:11 PM 1:26 PM 15 min
    Make-up Final (by Appt) 1:32 PM 3:32 PM 120 min

  • SBAC Tuesday Schedule
    4/15/25, 4/22/25

    Description / Period Start Time End Time Length
    Period 0 7:27 AM 8:24 AM 57 min
    Period 1 8:30 AM 10:28 AM 118 min
    Break 10:28 AM 10:43 AM 15 min
    Period 3 10:49 AM 12:47 PM 118 min
    Lunch 12:47 PM 1:22 PM 35 min
    Period 5 1:28 PM 3:26 PM 118 min

  • SBAC Wednesday Schedule
    4/16/25, 4/23/25

     

    Description / Period Start Time End Time Length
    Period 0 7:27 AM 8:24 AM 57 min
    Period 2 8:30 AM 10:28 AM 118 min
    Break 10:28 AM 10:43 AM 15 min
    Period 4 10:49 AM 12:47 PM 118 min
    Lunch 12:47 PM 1:22 PM 35 min
    Period 6 1:28 PM 3:26 PM 118 min

  • Farewell/Academic Pep Rally
    Monday, May 18, 2026
    All Classes Meet - Combined Lunch

     

    Description / Period Start Time End Time Length
    Period 0 7:38 AM 8:24 AM 46 min
    Period 1 8:30 AM 9:16 AM 46 min
    Period 2 9:22 AM 10:08 AM 46 min
    Break 10:08 AM 10:23 AM 15 min
    Period 3 10:29 AM 11:15 AM 46 min
    Period 4 Assembly 11:21 AM 12:21 PM 60 min
    Period 4 Class Time 12:21 PM 1:07 PM 46 min
    Lunch 1:07 PM 1:42 PM 35 min
    Period 5 1:48 PM 2:34 PM 46 min
    Period 6 2:40 PM 3:26 PM 46 min

  • Graduation Day Schedule
    May 29, 2026 - All Classes Meet
    12:21 Dismissal

    Description / Period Start Time End Time Length
    Period 0 7:53 AM 8:24 AM 31 min
    Period 1 8:30 AM 9:01 AM 31 min
    Period 2 9:07 AM 9:38 AM 31 min
    Period 3 9:44 AM 10:15 AM 31 min
    Lunch Break 10:15 AM 10:30 AM 15 min
    Period 4 10:36 AM 11:07 AM 31 min
    Period 5 11:13 AM 11:44 AM 31 min
    Period 6 11:50 AM 12:21 PM 31 min
    Graduation Ceremony 4:00 PM — —