Prospect Heights School District #23 SD Calendar 26-27

The first day of classes for students in Prospect Heights School District #23 is August 19, 2026. Early Childhood begins on August 20, 2026, and Kindergarten begins on August 27, 2026.

Spring Break is scheduled from March 22 through March 26, 2027. Students return after the break, with a Non-Attendance Day on March 29, 2027.

Christmas Break is part of the Winter Vacation, which runs from December 21, 2026 through January 5, 2027. Classes resume on January 5, 2027.

Winter Break begins on December 21, 2026 and continues through January 5, 2027. Students return to school on January 5, 2027.

Thanksgiving Break is scheduled from November 23 through November 27, 2026. There will be no school during this period.

The last day of classes for students in grades K-8 is June 3, 2027, provided no emergency days are used.

Labor Day is observed on September 7, 2026, and there will be no school.

Election Day is on November 3, 2026. Students do not attend school on this day.

Fall Parent-Teacher Conferences are held on November 5 and November 12, 2026. Spring Parent-Teacher Conferences are scheduled for February 4 and February 11, 2027.

Martin Luther King Jr. Day is observed on January 18, 2027. There will be no school.

Presidents' Day is observed on February 15, 2027, and students will not attend school.

Memorial Day falls on May 31, 2027. Schools will be closed in observance of the holiday.

Teacher Institute Days are scheduled for August 17, 2026, October 12, 2026, January 4, 2027, and April 6, 2027. Students do not attend school on these dates.

Yes. School Improvement Days are scheduled on August 18, 2026 and May 21, 2027. Students do not attend school on these days.

Yes. June 4 through June 10, 2027 are designated as tentative emergency days if additional school days are needed due to emergencies.