When does St. Charles Community Unit School District 303 start school in 2026–2027?

The first day of school for St. Charles Community Unit School District 303 is Aug 12.

How do I add the St. Charles CUSD 303 2026–2027 calendar to my phone?

Tap "Add to your phone" on this page to download an .ics file with every date, then open it to import into Google Calendar or Apple Calendar.

Illinois (Kane County) · 19 key dates

Wed, Aug 12First Day of Classesfirst-day

Fri, Sep 4Institute Day (no students)holiday

Mon, Sep 7Labor Day Holiday (no school)holiday

Thu, Oct 8PreK-12 Parent/Teacher Conferences (no students)holiday

Fri, Oct 9High School Teachers' In-Service (no students)holiday

Mon, Oct 12Columbus Day Holiday (no school)holiday

Tue, Nov 3General Election Day Holiday (no students)holiday

Nov 23 – Nov 25Non Attendance Days (no school; offices open)break

Nov 26 – Nov 27Thanksgiving Break (no school)break

Dec 21 – Jan 1Winter Break (no school)break

Mon, Jan 4K-12 Teacher Work Day / PreK Institute Day (no students)holiday

Mon, Jan 18Martin Luther King, Jr Holiday (no school)holiday

Tue, Jan 19School Improvement Day (no students)holiday

Mon, Feb 15Presidents' Day Holiday (no school)holiday

Tue, Feb 16School Improvement Day (no students)holiday

Fri, Feb 26K-12 Institute Day / PreK Work Day (no students)holiday

Mar 29 – Apr 2Spring Break (no school)break

Wed, May 26Last Day for Students (if no emergency days are used; June 3 if all five are)last-day

Mon, May 31Memorial Day Holiday (no school)holiday

Compiled from the district's published calendar and subject to change — always verify against the official St. Charles CUSD 303 calendar.