Humboldt Unified School District serves 5,600 students across 8 schools in Arizona for the 2026–2027 school year. Classes begin July 30, 2026 and end May 20, 2027, with 180 instructional days planned. All dates listed below are sourced from the district's official publications. Verify with Humboldt Unified School District before scheduling around them.
Visual Calendar
Official calendar scans for Humboldt Unified School District. Click any image to open full-screen.
School Calendar
Download Humboldt Unified School District's 2026–2027 academic calendar PDF — holidays, breaks, and key dates.
About the District
Details and contact information for Humboldt Unified School District (USD).
Common Questions
Humboldt Unified School District Calendar 2026–2027 — important dates and answers.
The first day of school for students in Humboldt Unified School District is July 30, 2026.
Fall Break in Humboldt Unified School District runs from October 5 to October 9, 2026. There is no school during this period.
Thanksgiving Break is observed from November 25 to November 27, 2026.
Christmas Break begins on December 21 and continues through December 31, 2026.
Winter Break runs from December 21, 2026 through January 3, 2027, with classes resuming on January 4, 2027.
Spring Break takes place from March 15 to March 19, 2027. There is no school for students during this week.
The last day of school for students is May 20, 2027, and it is a 2-hour early release day.
Yes. Professional Development Days with no students are scheduled on October 26, 2026, January 15, 2027, and April 26, 2027.
Observed holidays include Independence Day (July 3, 2026), Labor Day (September 7, 2026), Veterans Day (November 11, 2026), Martin Luther King Jr. Day (January 18, 2027), Presidents Day (February 15, 2027), Memorial Day (May 31, 2027), and Juneteenth (June 18, 2027).
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