Visual Calendar
Official calendar scans for McHenry Community Consolidated School District 15. Click any image to open full-screen.
School Calendar
Download McHenry Community Consolidated School District 15's 2026–2027 academic calendar PDF — holidays, breaks, and key dates.
About the District
Details and contact information for McHenry Community Consolidated School District 15 (CCSD 15).
Common Questions
McHenry Community Consolidated School District 15 Calendar 2026–2027 — important dates and answers.
The first day of school in McHenry School District 15 for the 2026-2027 school year is August 19, 2026.
Spring break (Spring Recess) is from March 29, 2027 to April 2, 2027.
Christmas break is part of the Winter Recess 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 26, 2027 (if no emergency days are used).
Classes resume on January 4, 2027 after winter break.
Labor Day is observed on September 7, 2026 and there is no school.
Martin Luther King Jr. Day is on January 18, 2027 and there is no school.
Presidents' Day is on February 15, 2027 and schools are closed.
Parent-Teacher Conferences are scheduled for November 23 and November 24, 2026, and there is no school on those days.
Trimester 1 ends on November 6, 2026.
Trimester 2 ends on February 19, 2027.
Trimester 3 ends on May 26, 2027.
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