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Calvin Nelms Charter Schools Calendar 2026-2027

Harris County · Houston area (Region 4)

  • First day of schoolAugust 11, 2026
  • Labor DaySeptember 7, 2026
  • Fall breakOctober 12–16, 2026
  • Thanksgiving breakNovember 23–27, 2026
  • Winter breakDecember 21, 2026 – January 1, 2027
  • MLK Jr. DayJanuary 18, 2027
  • Spring breakMarch 15–19, 2027
  • Memorial DayMay 31, 2027
  • Last day of schoolMay 28, 2027

Last updated September 18, 2026

Interactive calendar

Browse the key dates month by month — colored markers show each event.

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    Printable Calendar PDF

    Official Calendar

    Source: Calvin Nelms Charter Schools (WWW.cnchs.net) ↗
    First day: Tuesday, August 11, 2026

    Calendar Dates

    • School Closed/HolidayJul 3, 2026No School
    • Teacher In-ServiceAug 3 — Aug 7Teacher Day
    • Teacher In-Service / Meet the TeacherAug 10, 2026Teacher Day
    • 1st Grading Period Begins / First Day of SchoolAug 11, 2026School Opens
    • Labor DaySep 7, 2026No School
    • 1st Grading Period EndsSep 18, 2026Grading
    • 2nd Grading Period BeginsSep 21, 2026Grading
    • Fall BreakOct 12 — Oct 16No School
    • 2nd Grading Period EndsNov 6, 2026Grading
    • 3rd Grading Period BeginsNov 9, 2026Grading
    • Early ReleaseNov 20, 2026Early Release
    • Thanksgiving BreakNov 23 — Nov 27No School
    • Early ReleaseDec 17, 2026Early Release
    • 3rd Grading Period Ends / Early ReleaseDec 18, 2026Early Release
    • Winter BreakDec 21 — Dec 31No School
    • Winter Break HolidayJan 1, 2027No School
    • 4th Grading Period BeginsJan 4, 2027Grading
    • Martin Luther King Jr. DayJan 18, 2027No School
    • 4th Grading Period EndsFeb 12, 2027Grading
    • Bad Weather Make-Up DayFeb 15, 2027Event
    • 5th Grading Period BeginsFeb 16, 2027Grading
    • Spring BreakMar 15 — Mar 19No School
    • Early Release / Bad Weather Make-Up DayMar 26, 2027Early Release
    • 5th Grading Period EndsApr 9, 2027Grading
    • 6th Grading Period BeginsApr 12, 2027Grading
    • Early ReleaseMay 27, 2027Early Release
    • Last Day of School / 6th Grading Period Ends / GraduationMay 28, 2027School Closes
    • Memorial DayMay 31, 2027No School

    Frequently asked questions

    When is the first day of school for Calvin Nelms Charter Schools in 2026-2027?

    The first day of school for Calvin Nelms Charter Schools is Tuesday, August 11, 2026.

    When is the last day of school for Calvin Nelms Charter Schools in 2026-2027?

    The last day of school for Calvin Nelms Charter Schools is Friday, May 28, 2027.

    When is Thanksgiving break for Calvin Nelms Charter Schools?

    Calvin Nelms Charter Schools has Thanksgiving break from November 23 through 27, 2026.

    When is winter break for Calvin Nelms Charter Schools?

    Calvin Nelms Charter Schools's winter break runs from December 21 through January 1.

    When is spring break for Calvin Nelms Charter Schools in 2026-2027?

    Calvin Nelms Charter Schools's spring break is March 15 through 19, 2027.

    When is fall break for Calvin Nelms Charter Schools?

    Calvin Nelms Charter Schools has a fall break from October 12 through 16, 2026.

    Does Calvin Nelms Charter Schools have school on Martin Luther King Jr. Day?

    No. Calvin Nelms Charter Schools is closed for Martin Luther King Jr. Day on Monday, January 18, 2027.

    Does Calvin Nelms Charter Schools have school on Labor Day?

    No. Calvin Nelms Charter Schools is closed for Labor Day on Monday, September 7, 2026.

    Does Calvin Nelms Charter Schools have school on Memorial Day?

    No. Calvin Nelms Charter Schools is closed for Memorial Day on Monday, May 31, 2027.

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