2025-2026 Knox County Schools Calendar

First Day for Teachers - (School-based In-Service Day)

Systemwide In-Service Day (PreK-12)

Administrative Day (Teacher Work Day)

Systemwide In-Service Day (Half-Day School-based); Administrative Day (Half-Day Teacher Work Day); 6^th and 9^th Grade Orientation

Administrative Day (Teacher Work Day)

First Day for Students (Half-Day for students)

End 4 1/2-weeks Grading Period

Constitution Day (Knox County Schools Open), Half-Day for Students

Fall Break

End First 9-weeks Grading Period

Systemwide In-Service Day (PreK-12)(Student Holiday)

End 4 1/2-weeks Grading Period

Half-Day for Students

Thanksgiving Holidays (Knox County Schools Closed)

Half-Day day for Students; End Second 9-weeks Grading Period; End First Semester

Winter Break

Systemwide In-Service Day (Half-Day School-based); Administrative Day (Half-Day Teacher Work Day)

First Day for Students after Winter Break (Full Day)

Martin Luther King, Jr. Day – Holiday (Knox County Schools Closed)

Half-Day for Students

End 4 1/2-weeks Grading Period

Systemwide In-Service Day (Student Holiday)

Spring Break

End Third 9-weeks Grading Period

Half-Day for Students

Holiday (Knox County Schools Closed)

End 4 1/2-weeks Grading Period

Systemwide In-Service Day (Student Holiday)

Last Day for Students (Half-Day); End Fourth 9-weeks Grading Period; End Second Semester

Administrative Day (Teacher Work Day) – Last Day for Teachers

Juneteenth - Holiday (Knox County Schools Closed)