Due to Senate Bill 328, high school 1st period classes cannot start earlier than 8:30 AM. Manteca Unified School District will work within the parameters of the law while addressing the local needs of students to reach grade level standards, feel safe, and achieve individual success.

Comprehensive High Schools (East Union, Lathrop, Manteca, Sierra, Weston Ranch)

Regular Day Bell Schedule (M, T, Th, F):

• Start time = 8:40 AM (1st period)
• End time = 3:32 PM (4th period)

Late Start Bell Schedule (Wednesdays):

• Start time = 9:40 AM (1st period)
• End time = 3:32 PM (4th period)

School Minimum Day Bell Schedule:

• Start time = 8:40 AM (1st period)
• End time = 1:36 PM (4th period)