First Day of School for Freshman Only
2025-07-30

First Day of School for All Students
2025-07-31

Early Release
2025-08-06, 2025-08-13, 2025-08-20, 2025-08-27, 2025-09-03, 2025-09-17, 2025-10-01, 2025-10-15 and 7 more dates

TUHSD Parent Night
2025-08-14

Labor Day Holiday (No School)
2025-09-01

Full Day Instruction
2025-09-10

All Staff In-Service (No School)
2025-09-24

Sandra Day O'Connor Civics Day
2025-09-25

End of 1st Quarter
2025-10-03

Fall Break (No School)
2025-10-06 - 2025-10-10

Indigenous People's Day
2025-10-13

Community Resource Fair Trunk or Treat
2025-10-24 17:30 - 19:30 (America/Phoenix) | District Office

Veterans Day Holiday (No School)
2025-11-11

Thanksgiving Break (No School)
2025-11-24 - 2025-11-28

Thanksgiving Day Community Dinner
2025-11-27 11:00 - 14:00 | Tolleson Union High School Cafenasium, 9419 West Van Buren Street, Tolleson, AZ, 85353, United States

Governing Board Work Study Session
2025-12-04 18:00 | Copper Canyon High School Performing Arts Center
