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    2025-2026 Knox County Schools Calendar

     
    Printer-Friendly Version
    updated 3-12-2025
    2025
    July
    Thursday, July 31
    First Day for Teachers - (School-based In-Service Day)
    August
    Friday, August 1
    Systemwide In-Service Day (PreK-12)
    Monday, August 4
    Administrative Day (Teacher Work Day)
    Tuesday, August 5
    Systemwide In-Service Day (Half-Day School-based); Administrative Day (Half-Day Teacher Work Day); 6th and 9th Grade Orientation
    Wednesday, August 6
    Administrative Day (Teacher Work Day)
    Thursday, August 7
    First Day for Students (Half-Day for students)
    September
    Monday, September 1
    Labor Day – Holiday (Knox County Schools Closed)
    Friday, September 5
    End 4 1/2-weeks Grading Period
    Wednesday, September 17
    Constitution Day (Knox County Schools Open), Half-Day for Students
    October
    Monday, October 6 - Friday, October 10
    Fall Break
    Tuesday, October 14
    End First 9-weeks Grading Period
    November
    Tuesday, November 4
    Systemwide In-Service Day (PreK-12)(Student Holiday)
    Thursday, November 13
    End 4 1/2-weeks Grading Period
    Wednesday, November 19
    Half-Day for Students
    Wednesday, November 26 - Friday, November 28
    Thanksgiving Holidays (Knox County Schools Closed)
    December
    Friday, December 19
    Half-Day day for Students; End Second 9-weeks Grading Period; End First Semester
    Monday, December 22 - Friday, January 2
    Winter Break
    2026
    January
    Friday, January 2
    Systemwide In-Service Day (Half-Day School-based); Administrative Day (Half-Day Teacher Work Day)
    Monday, January 5
    First Day for Students after Winter Break (Full Day)
    Monday, January 19
    Martin Luther King, Jr. Day – Holiday (Knox County Schools Closed)
    Wednesday, January 28
    Half-Day for Students
    February
    Thursday, February 5
    End 4 1/2-weeks Grading Period
    Monday, February 16
    Systemwide In-Service Day (Student Holiday)
    March
    Monday, March 9 - Friday, March 13
    Spring Break
    Tuesday, March 17
    End Third 9-weeks Grading Period
    Wednesday, March 25
    Half-Day for Students
    April
    Friday, April 3
    Holiday (Knox County Schools Closed)
    Monday, April 20
    End 4 1/2-weeks Grading Period
    May
    Tuesday, May 5
    Systemwide In-Service Day (Student Holiday)
    Thursday, May 21
    Last Day for Students (Half-Day); End Fourth 9-weeks Grading Period; End Second Semester
    Friday, May 22
    Administrative Day (Teacher Work Day) – Last Day for Teachers
    June
    Thursday, June 19
    Juneteenth - Holiday (Knox County Schools Closed)
    Calendar Summary
    180
    Instructional Days*
    4
    Administrative Days
    2
    Unscheduled In-Service Days
    1
    Unscheduled Parent-Teacher Contact Hours Day
    6
    Scheduled In-Service Days
    10
    Vacation Days
     
    * In accordance with TCA 49-6-3004: 177 student instructional days plus three (3) days accumulated under daily 7-hour schedule.
    Note: This calendar allows cancellation of up to 8 instructional days due to inclement weather or serious outbreaks of illness before any makeup days will be required. 
     
    Previous Calendars: Provided for reference