Visual Calendar
Official calendar scans for Community High School District 155. Click any image to open full-screen.
School Calendar
Download Community High School District 155's 2026–2027 academic calendar PDF — holidays, breaks, and key dates.
For the 2026–2027 school year, the district serves 6,500 students across 4 schools in Illinois. Classes begin August 12, 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 Community High School District 155 before scheduling around them.
About the District
Details and contact information for Community High School District 155 (CHSD 155).
Common Questions
Community High School District 155 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 falls during the winter break from December 21, 2026 to January 1, 2027.
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 school is May 20, 2027 if no emergency days are used, or May 27, 2027 if all emergency days are used.
Labor Day (no school) is on September 7, 2026.
Martin Luther King Jr. Day (no school) is on January 18, 2027.
Presidents’ Day (no school) is on February 15, 2027.
Final exams are scheduled for December 17–18, 2026 and May 19–20, 2027.
Graduation is scheduled for May 15, 2027.
Explore More
Other Illinois school district calendars — recently added or updated.