⚠Unofficial calendar. Always confirm with your district before making plans. Some dates are estimated from nearby districts or past years — those are marked below.
Chattanooga
Oklahoma · 245 students · 2026–27 school year
Showing the 2026–27 school year. Past years & forecasts are in our API.
Winter
Dec 21 – Jan 3
Last day
May 26
Breaks & no-school days
Day off
Starts
Ends
Labor Day Holiday
—
Fall Break
Winter Break
School dayDay offHalf dayEstimated — not yet confirmed by the district