For the 2026–2027 school year, the district serves 7,800 students across 2 schools in Illinois. Classes begin August 12, 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 Hinsdale Township High School District 86 before scheduling around them.
Visual Calendar
Official Calendar Images
Official calendar scans for Hinsdale Township High School District 86. Click any page to open the full-size image.
School Calendar
Interactive Calendar
Hinsdale Township High School District 86's 2026–2027 academic calendar — holidays, breaks, and key dates.
Month by Month Calendar
About the District
School Information
Details and contact information for Hinsdale Township High School District 86 D86.
Sources and Checks
Where these dates come from
How the 2026–2027 Hinsdale Township High School District 86 calendar on this page was compiled and what to re-check before you rely on it.
- ✓District publication. Dates are taken from the calendar Hinsdale Township High School District 86 published for 2026–2027, shown as images on this page.
- ✓Official website. Cross-checked against hinsdale86.org.
- ✓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 Hinsdale Township High School District 86 before booking around a date.
Common Questions
Frequently Asked Questions
Hinsdale Township High School District 86 Calendar 2026–2027 — important dates and answers.
The first day of school is August 12, 2026.
Spring break is from March 29 to April 2, 2027.
Christmas break is part of winter break from December 18, 2026 to January 1, 2027.
Winter break runs from December 18, 2026 through January 1, 2027.
Thanksgiving break is from November 25 to November 27, 2026.
The last day of school is May 28, 2027, if no emergency days are used.
The first semester ends on December 17, 2026.
The second semester begins on January 5, 2027.
Graduation is scheduled for May 20, 2027.
First semester final exams are December 15–17, 2026, and second semester final exams are May 26–28, 2027.
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Recently Updated Calendars
Other Illinois school district calendars — recently added or updated.