Oklahoma School Calendars 2026-2027

We track 5 Oklahoma school districts, serving about 95,000 students, each checked against the district’s official 2026-2027 calendar. The first day of school ranges from August 13, 2026 to August 19, 2026, and the last day from May 19, 2027 to May 28, 2027. Spring break 2027 starts as early as Mar 12 and as late as Mar 15; the most common week begins Mar 15 (4 of 5 districts).

When does school start in Oklahoma?

DistrictFirst dayLast dayWinter break
Moore Public SchoolsThu, Aug 13, 2026Fri, May 21, 2027Dec 21 to Jan 1
Mustang Public SchoolsThu, Aug 13, 2026Wed, May 19, 2027Dec 21 to Dec 31
Owasso Public SchoolsThu, Aug 13, 2026Fri, May 28, 2027Dec 21 to Jan 1
Union Public SchoolsThu, Aug 13, 2026Tue, May 25, 2027Dec 21 to Jan 4
Tulsa Public SchoolsWed, Aug 19, 2026Fri, May 28, 2027Dec 21 to Jan 1

Spring break 2027 in Oklahoma

DistrictSpring breakBack to school
Mustang Public SchoolsMar 12-19, 2027Mon, Mar 22, 2027
Moore Public SchoolsMar 15-19, 2027Mon, Mar 22, 2027
Owasso Public SchoolsMar 15-19, 2027Tue, Mar 23, 2027
Tulsa Public SchoolsMar 15-19, 2027Mon, Mar 22, 2027
Union Public SchoolsMar 15-19, 2027Mon, Mar 22, 2027

Oklahoma spring break 2027, grouped by week →

Oklahoma winter break 2026: last day before the break and first day back →

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