2023-2024 Collinsville High School Calendar
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New Teachers Report
Wed, July 31, 2024
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Professional Development Full Day
Thu, August 1, 2024
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First Day of School
Thu, August 15, 2024
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Labor Day
Mon, September 2, 2024
Holiday / Non Attendance
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Pre ACT 8th & 10th Grades
Tue, October 22, 2024
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Virtual Day for 7th, 9th, 11th, and 12th Grades
Wed, October 23, 2024
Virtual Days District Wide
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Parent Teacher Conference
Thu, October 24, 2024
4-7 PM
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Thanksgiving Break
Wed, November 27, 2024 - Fri, November 29, 2024
Holiday / Non Attendance
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Winter Break
Mon, December 23, 2024 - Fri, January 3, 2025
Holiday / Non Attendance
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Martin Luther King Jr. Day
Mon, January 20, 2025
Holiday / Non Attendance
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Professional Development Day
Fri, February 14, 2025
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President's Day
Mon, February 17, 2025
Holiday / Non Attendance
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Spring Break
Mon, March 17, 2025 - Fri, March 21, 2025
Holiday / Non Attendance
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Virtual Day for ALL Students
Fri, April 18, 2025
Virtual Days District Wide
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Teachers in attendance April 18th, April 25th, & May 2nd
Fri, April 18, 2025 - Fri, May 2, 2025
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Virtual Day for ALL Students
Fri, May 2, 2025
Virtual Days District Wide
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Last Day of School
Thu, May 22, 2025
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Professional Development Day
Fri, May 23, 2025
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Makeup Days (If Needed)
Fri, May 23, 2025 - Thu, May 29, 2025
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Virtual Day for ALL Students
Fri, May 23, 2025
Virtual Days District Wide
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Memorial Day
Mon, May 26, 2025
Holiday / Non Attendance