⚠Unofficial calendar. Always confirm with your district before making plans. Some dates are estimated from nearby districts or past years — those are marked below.
Knox Co. R-I
Missouri · 491 students · 2026–27 school year
Showing the 2026–27 school year. Past years & forecasts are in our API.
Winter
Dec 21 – Jan 1
Spring
Mar 8 – Mar 12
Last day
May 26
Breaks & no-school days
Day off
Starts
Ends
First Day For Teachers (School Based In-Service Day)
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Systemwide In-Service Day (Prek-12)
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Administrative Day (Teacher Work Day)
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Administrative Day (Teacher Work Day)
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Systemwide In-Service Day (½ Day School-Based); Administrative Day (½ Day Teacher Work Day)
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Labor Day Holiday
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Fall Break
Systemwide In-Service Day (Prek-12) (Student Holiday)
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Winter Break
Systemwide In-Service Day (½ Day School-Based); Administrative Day (½ Day Teacher Work Day)
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Martin Luther King, Jr. Day
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Systemwide In-Service Day (Prek-12) (Student Holiday)
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Spring Break
Holiday
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Holiday
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Systemwide In-Service Day (Prek-12) (Student Holiday)
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Juneteenth Holiday
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School dayDay offHalf dayEstimated — not yet confirmed by the district