Schools
District 303 School Calendar 2017-18: First Day Of School, Vacations, Conferences
When's the first day of school in District 303? That, and other must-know dates for parents, students and teachers.

The first day of school in District 303 is August 23. Feel free to mark it on your calendar as one of the most dreaded days of the year for students and teachers — and feel free not to feel guilty about marking it as one of your favorites. District 303 has released its 2017-2018 calendar for public schools.
The calendar includes important dates such as winter and spring vacations, religious holidays, federal holidays, early dismissals and parent-teacher conferences.
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Here is the full list of dates to know for this school year:
August
Find out what's happening in St. Charlesfor free with the latest updates from Patch.
- 8/23: First Day of School
September
- 9/1: Teachers’ Institute Days (No School for Students)
- 9/4: Labor Day Holiday (No School)
October
- 10/6: School Improvement Day (No School for Students)
- 10/9: Columbus Day Holiday (No school)
- 10/27: End of 1st Quarter (Middle, High Schools)
November
- 11/10: End of 1st Trimester (Elementary Schools)
- 11/20: K-12 Parent/Teacher Conferences (No school for students)
- 11/21: K-8 Parent/Teacher Conferences (No school for students)
- 11/21: High School Teachers’ In-service (No school students)
- 11/22: Non Attendance Day (Offices Open)
- 11/23-24: Thanksgiving Break (No school)
December
- 12/25-1/5: Winter Break (No school)
January
- 1/8: School Resumes
- 1/15: Martin Luther King, Jr Holiday (No school)
- 1/18: End of 2nd Quarter (Middle, High Schools)
- 1/19: Teachers’ Work Day (Middle, High Schools No students)
- 1/19: Teacher Institute Day (Elementary Schools No Students)
February
- 2/19: Presidents’ Day Holiday (No school)
March
- 3/1: End of 2nd Trimester (Elementary Schools)
- 3/2: Teacher Institute Day (Middle, High School No Students)
- 3/2: Teacher Work Day (Elementary Schools No Students)
- 3/23: End of 3rd Quarter (Middle, High Schools)
- 3/26-30: Spring Break (No school)
April
- 4/2: School Resumes
- 4/26: K-5 Afternoon Parent/Teacher Conferences (K-5 in classes in AM) (K-5 ONLY-- No students in PM)
- 4/27: School Improvement Day (No school for students)
May
- 5/28: Memorial Day Holiday (No school)
June
- 6/3: D303 HS Graduation Day
- 6/4: Last Day for Students if no “Emergency Days” used
- 6/11: Last Day for Students if 5 “Emergency Days” used
Ready for the new school year? Check out Patch's Ultimate Back-to-School Guide for everything from backpacks to notebooks to be sure everyone has what they need.
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