For the 2026–2027 school year, the district serves 2,800 students across 2 schools in Illinois. Classes begin August 12, 2026 and end May 26, 2027, with 180 instructional days planned. All dates listed below are sourced from the district's official publications. Verify with Grayslake Community High School District 127 before scheduling around them.
Visual Calendar
Official Calendar Images
Official calendar scans for Grayslake Community High School District 127. Click any page to open the full-size image.
School Calendar
Interactive Calendar
Grayslake Community High School District 127's 2026–2027 academic calendar — holidays, breaks, and key dates.
Month by Month Calendar
About the District
School Information
Details and contact information for Grayslake Community High School District 127 D127.
Sources and Checks
Where these dates come from
How the 2026–2027 Grayslake Community High School District 127 calendar on this page was compiled and what to re-check before you rely on it.
- ✓District publication. Dates are taken from the calendar Grayslake Community High School District 127 published for 2026–2027, shown as images on this page.
- ✓Official website. Cross-checked against d127.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 Grayslake Community High School District 127 before booking around a date.
Common Questions
Frequently Asked Questions
Grayslake Community High School District 127 Calendar 2026–2027 — important dates and answers.
The first day of student attendance is August 12, 2026.
Spring break is from March 22 to March 26, 2027.
Christmas break begins on December 21, 2026.
Winter break starts on December 21, 2026 and school resumes on January 4, 2027.
Thanksgiving break is from November 25 to November 27, 2026.
The last day of school is May 20, 2027 (if no emergency days are used) or May 26, 2027 (if emergency days are used).
Labor Day is on September 7, 2026, and there is no school.
MLK Day is on January 18, 2027, and there is no school.
Presidents’ Day is on February 15, 2027, and there is no school.
School resumes on January 4, 2027.
Good Friday is on March 26, 2027, and there is no school.
Memorial Day is on May 31, 2027, and there is no school.
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Recently Updated Calendars
Other Illinois school district calendars — recently added or updated.