2550 Harnish Drive, Algonquin, IL 60102
Phone: 847.551.8300
8am to 4:30pm Monday through Friday most of the year. During summer, winter, and spring breaks, the office will open and close one hour early (7am to 3:30pm).
Stay informed of the latest D300 back to school information this summer by visiting d300.org/BackToSchool.
7/6/2022
8:00 AM - 3:00 PM Teacher Institute (8am to 3pm) No Student Attendance
First day of school (Full day of student attendance)
6:30 PM - 7:30 PM Board of Education Meeting
Late Start Day
Labor Day - Offices/Schools Closed
4:30 PM - 8:00 PM LWES/GVES/PES/MDES/PVES 5TH Grade Band/Orchestra Enrollment Night at CMS