The 2026–2027 academic calendar covers all key dates in Illinois. Classes begin August 17, 2026 and end May 27, 2027, with 180 instructional days planned. All dates listed below are sourced from the district's official publications. Verify with Hillsboro Community Unit School District #3 before scheduling around them.
Visual Calendar
Official Calendar Images
Official calendar scans for Hillsboro Community Unit School District #3. Click any page to open the full-size image.
School Calendar
Interactive Calendar
Hillsboro Community Unit School District #3's 2026–2027 academic calendar — holidays, breaks, and key dates.
Month by Month Calendar
About the District
School Information
Details and contact information for Hillsboro Community Unit School District #3 CUSD 3.
Sources and Checks
Where these dates come from
How the 2026–2027 Hillsboro Community Unit School District #3 calendar on this page was compiled and what to re-check before you rely on it.
- ✓District publication. Dates are taken from the calendar Hillsboro Community Unit School District #3 published for 2026–2027, shown as images on this page.
- ✓Official website. Cross-checked against educounty.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 Hillsboro Community Unit School District #3 before booking around a date.
Common Questions
Frequently Asked Questions
Hillsboro Community Unit School District #3 Calendar 2026–2027 — important dates and answers.
The first day of student attendance for Hillsboro Community Unit School District #3 is August 17, 2026.
Spring Break begins on March 24, 2027, and students return to school on March 30, 2027.
Christmas Break is observed during the district's Winter Break, beginning after school on December 18, 2026, with classes resuming on January 5, 2027.
Winter Break begins on December 18, 2026. Teachers return on January 4, 2027, and students resume classes on January 5, 2027.
Thanksgiving Break begins on November 25, 2026. Students return to school on November 30, 2026.
The last day of school for students is May 27, 2027, which is also the end of the school year and an early dismissal day.
Labor Day is observed on September 7, 2026, and there is no school.
Columbus Day is observed on October 12, 2026, and there is no school.
Veterans Day falls on November 11, 2026, and students do not attend school.
Martin Luther King Jr. Day is observed on January 18, 2027, and schools are closed.
Presidents' Day is observed on February 15, 2027, and there is no school.
The first quarter ends on October 16, 2026.
The second quarter ends on December 18, 2026, which is also the start of Winter Break.
The third quarter ends on March 12, 2027.
The 2026-2027 school calendar includes 176 student attendance days.
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