2026-27 Naperville Community Unit School District 203 Calendar

The 2026-27 Naperville Community Unit School District 203 Calendar (Naperville, IL) was converted to calendar events, saving everyone the duplicate effort of creating calendar events manually.

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August 2026

D203: Institute Day
Mon, Aug 10, 2026
Institute Day
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Staff Development Day
Tue, Aug 11, 2026
Staff Development Day
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Teacher Work Day
Wed, Aug 12, 2026
Teacher Work Day
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Classes Begin
Thu, Aug 13, 2026
Classes Begin
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Late Arrival-High Schools
Wed, Aug 19, 2026
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Late Arrival-High Schools
Wed, Aug 26, 2026
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.

September 2026

D203: Late Arrival-High Schools
Wed, Sep 2, 2026
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: No School, Labor Day Holiday
Mon, Sep 7, 2026
NO SCHOOL - Labor Day Holiday. Buildings Closed-No School.
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Late Arrival-High Schools
Wed, Sep 9, 2026
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Late Arrival-High Schools
Wed, Sep 16, 2026
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Late Arrival-High Schools
Wed, Sep 23, 2026
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Late Arrival-High Schools
Wed, Sep 30, 2026
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.

October 2026

D203: Late Arrival-High Schools
Wed, Oct 7, 2026
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Parent/Teacher Conferences
Thu, Oct 8, 2026
Parent/Teacher Conferences 5-8:30
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: No School for Students, Institute Day
Thu, Oct 8, 2026
NO SCHOOL - Institute Day. Buildings Open-No School.
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: No School for Students, Parent/Teacher Conf.
Fri, Oct 9, 2026
NO SCHOOL - Parent/Teacher Conf. Buildings Open-No School.
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: No School, Columbus/Indigenous Peoples' Day
Mon, Oct 12, 2026
NO SCHOOL - Columbus/Indigenous Peoples' Day. Buildings Closed-No School.
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Late Arrival-High Schools
Wed, Oct 14, 2026
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Late Arrival-High Schools
Wed, Oct 21, 2026
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Late Arrival-High Schools
Wed, Oct 28, 2026
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.

November 2026

D203: Election Day - E-Learning Day
Tue, Nov 3, 2026
Election Day - E-Learning Day
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Late Arrival-High Schools
Wed, Nov 4, 2026
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: End of First Trimester
Fri, Nov 6, 2026
End of First Trimester
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Late Arrival-High Schools
Wed, Nov 11, 2026
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Late Arrival-High Schools
Wed, Nov 18, 2026
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: No School, Thanksgiving Holiday
Wed, Nov 25, 2026 - Fri, Nov 27, 2026
NO SCHOOL - Thanksgiving Holiday. Buildings Closed-No School.
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.

December 2026

D203: Late Arrival-High Schools
Wed, Dec 2, 2026
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Late Arrival-High Schools
Wed, Dec 9, 2026
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Late Arrival-High Schools
Wed, Dec 16, 2026
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: End of First Semester
Fri, Dec 18, 2026
End of First Semester
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: No School, Winter Vacation
Mon, Dec 21, 2026 - Fri, Jan 1, 2027
NO SCHOOL - Winter Vacation. Buildings Open-No School on some days; Buildings Closed-No School on others.
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.

January 2027

D203: No School for Students, Institute Day
Mon, Jan 4, 2027
NO SCHOOL - Institute Day. Buildings Open-No School.
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Classes Resume
Tue, Jan 5, 2027
Classes Resume
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Late Arrival-High Schools
Wed, Jan 6, 2027
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Late Arrival-High Schools
Wed, Jan 13, 2027
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: No School, MLK Holiday
Mon, Jan 18, 2027
NO SCHOOL - MLK Holiday. Buildings Closed-No School.
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Late Arrival-High Schools
Wed, Jan 20, 2027
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Late Arrival-High Schools
Wed, Jan 27, 2027
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.

February 2027

D203: Late Arrival-High Schools
Wed, Feb 3, 2027
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Late Arrival-High Schools
Wed, Feb 10, 2027
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: No School, Presidents' Day
Mon, Feb 15, 2027
NO SCHOOL - Presidents' Day. Buildings Closed-No School.
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Late Arrival-High Schools
Wed, Feb 17, 2027
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: End of Second Trimester
Thu, Feb 18, 2027
End of Second Trimester
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Election Day - Tentative E-Learning Day
Tue, Feb 23, 2027
Election Day - Tentative E-Learning Day
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Late Arrival-High Schools
Wed, Feb 24, 2027
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: No School for Students, County Institute Day
Fri, Feb 26, 2027
NO SCHOOL - County Institute Day. Determined by the County. Buildings Open-No School.
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.

March 2027

D203: Late Arrival-High Schools
Wed, Mar 3, 2027
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Parent/Teacher Conferences
Thu, Mar 4, 2027
Parent/Teacher Conferences 5-8:30
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: No School for Students, Institute Day
Thu, Mar 4, 2027
NO SCHOOL - Institute Day. Buildings Open-No School.
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: No School for Students, Parent/Teacher Conf.
Fri, Mar 5, 2027
NO SCHOOL - Parent/Teacher Conf. Buildings Open-No School.
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Late Arrival-High Schools
Wed, Mar 10, 2027
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Late Arrival-High Schools
Wed, Mar 17, 2027
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Late Arrival-High Schools
Wed, Mar 24, 2027
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: No School, Spring Holiday
Fri, Mar 26, 2027
Spring Holiday. Buildings Closed-No School.
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: No School, Spring Vacation
Mon, Mar 29, 2027 - Tue, Apr 6, 2027
NO SCHOOL - Spring Vacation
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.

April 2027

D203: Late Arrival-High Schools
Wed, Apr 7, 2027
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Late Arrival-High Schools
Wed, Apr 14, 2027
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Late Arrival-High Schools
Wed, Apr 21, 2027
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Late Arrival-High Schools
Wed, Apr 28, 2027
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.

May 2027

D203: Late Arrival-High Schools
Wed, May 5, 2027
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Half-Day Institute (EC-No School)
Fri, May 7, 2027
Half-Day Institute (EC-No School). Half-Day of School.
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Late Arrival-High Schools
Wed, May 12, 2027
LA - Late Arrival-High Schools
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Classes End (Tentative)
Wed, May 26, 2027
Classes End (tentative). Commencement (tentative) date TBD.
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Emergency Days (If Needed)
Thu, May 27, 2027 - Thu, Jun 3, 2027
Emergency Days (if needed). The official school year ends at the conclusion of the last emergency day on the calendar. No planned absences should be scheduled until after the last emergency day.
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.
D203: Memorial Day
Mon, May 31, 2027
Memorial Day. Buildings Closed-No School.
Created from the 2026-27 Naperville Community Unit School District 203 Calendar, Naperville, IL.