For the 2026–2027 school year, the district serves 4,500 students across 2 schools in Illinois. Classes begin August 17, 2026 and end May 28, 2027, with 180 instructional days planned. All dates listed below are sourced from the district's official publications. Verify with DuPage High School District 88 before scheduling around them.
Visual Calendar
Official Calendar Images
Official calendar scans for DuPage High School District 88. Click any page to open the full-size image.
School Calendar
Interactive Calendar
DuPage High School District 88's 2026–2027 academic calendar — holidays, breaks, and key dates.
Month by Month Calendar
About the District
School Information
Details and contact information for DuPage High School District 88 D88.
Sources and Checks
Where these dates come from
How the 2026–2027 DuPage High School District 88 calendar on this page was compiled and what to re-check before you rely on it.
- ✓District publication. Dates are taken from the calendar DuPage High School District 88 published for 2026–2027, shown as images on this page.
- ✓Official website. Cross-checked against dupage88.net.
- ✓Board-approved version is used where the district marks one.
- ✓First and last day match the published calendar.
- ✓Breaks and holidays are listed with their full date ranges.
- ✓Teacher / no-school days are included where the district lists them.
- ✓Changes happen. Districts amend calendars mid-year — confirm with DuPage High School District 88 before booking around a date.
Common Questions
Frequently Asked Questions
DuPage High School District 88 Calendar 2026–2027 — important dates and answers.
The first day of classes is August 17, 2026.
Spring break is from March 29 to April 2, 2027.
Christmas break is part of winter break from December 21, 2026 to January 1, 2027. Christmas Day is observed on December 25, 2026.
Winter break runs from December 21, 2026 through January 1, 2027.
Thanksgiving break is from November 25 to November 27, 2026.
The last day of classes is May 28, 2027, provided no emergency days are used.
Labor Day is observed on September 7, 2026.
Martin Luther King Jr. Day is observed on January 18, 2027.
Presidents' Day is observed on February 15, 2027.
First semester exams are scheduled for December 16–18, 2026, and second semester exams are from May 26–28, 2027.
Graduation is scheduled for May 23, 2027.
Memorial Day is observed on May 31, 2027.
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Recently Updated Calendars
Other Illinois school district calendars — recently added or updated.