Visual Calendar
Official Calendar Images
Official calendar scans for Cook County School District No. 149. Click any image to open full-screen.
School Calendar
Download PDF Calendar
Download Cook County School District No. 149's 2025–2026 academic calendar PDF — holidays, breaks, and key dates.
For the 2025–2026 school year, the district serves 8 schools in Illinois. The 2025–2026 academic year includes 180 instructional days. All dates listed below are sourced from the district's official publications. Verify with Cook County School District No. 149 before scheduling around them.
About the District
School Information
Details and contact information for Cook County School District No. 149 SD.
Common Questions
Frequently Asked Questions
Cook County School District No. 149 Calendar 2025–2026 — important dates and answers.
The first day of school for students in Cook County School District No. 149 for the 2025-2026 school year is August 13, 2025 (Wednesday). Students attend a full day of school.
Spring Break will be observed from April 6 through April 10, 2026 (Monday-Friday). Classes resume on April 13, 2026.
Christmas Break is part of the district's Winter Break, which begins on December 19, 2025 and continues through January 2, 2026. Christmas Day falls on December 25, 2025.
Winter Break runs from December 19, 2025, through January 2, 2026. Students return to school on January 5, 2026.
Thanksgiving Recess is scheduled for November 26-28, 2025 (Wednesday-Friday). There will be no school during these dates.
The last day of school for students and teachers is May 22, 2026 (Friday), marking the end of the fourth quarter. This date may change if emergency days are used.
District-Wide Institute Days are scheduled for August 11 and August 12, 2025. There is no school for students on these days.
Parent-Teacher Conferences will be held on November 3, 2025 (1:00 PM-7:00 PM) and January 16, 2026 (9:00 AM-3:00 PM). There is no school for students on both conference days.
The second semester begins when students return from Winter Break on January 5, 2026 (Monday).
School Improvement Days (No School for Students) are scheduled for September 10, October 8, November 19, December 10, 2025, and January 14, February 11, March 11, and April 15, 2026.
The first quarter ends on October 17, 2025 (Friday).
The third quarter concludes on March 13, 2026 (Friday).
No. Schools will be closed on Labor Day, September 1, 2025.
Yes. There is no school on Monday, January 19, 2026, in observance of Martin Luther King Jr.'s Birthday.
Yes. Students and staff will have no school on Friday, April 3, 2026, in observance of Good Friday.
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