Each year Glenbrook High School District 225 offers a summer school program for students seeking to earn additional credits, successfully complete courses previously taken, and participate in enrichment courses. Enrollment in summer school is optional, tuition-based, and requires parents to complete the registration process.  

This year, summer school will be held at Glenbrook North High School with the following schedule:

Tentative Summer School Dates

  Course Hours Start Date End Date Exam Date
Semester 1 All Courses 8:00 AM - 1:30 PM
Monday - Thursday
June 15, 2020 July 2, 2020 July 2, 2020
Independent Study 8:00 AM - 11:35 AM
Monday - Thursday
Semester 2 All Courses 8:00 AM - 1:30 PM
Monday - Thursday
July 6, 2020 July 23, 2020 July 23, 2020
Independent Study 8:00 AM - 11:35 AM
Monday - Thursday
*Students enrolled in Driver Education will discuss their schedule during the first class meeting; students enrolled in special education follow a modified schedule (see summer school catalog for more details).

Online Registration System

Glenbrook residents will have the ability to sign up for summer school courses using the online registration system through 4:00 p.m. Friday, March 13, 2020.  Glenbrook residents will need to contact the summer school office after that date to request a new registration.
Access to the summer school registration system is based on a student's incoming grade level for the 2020-21 school year. Glenbrook residents will receive priority for open courses until April 14, 2020.

  Grade Registration System Availability
Glenbrook Residents Class of 2021 Tuesday, February 18, 2020, at 9:00 AM
Class of 2022 Wednesday, February 19, 2020, at 9:00 AM
Class of 2023 Thursday, February 20, 2020, at 9:00 AM
Class of 2024 Friday, February 21, 2020, at 9:00 AM
  All Grades Online System Closes on Friday, March 13, 2020, at 4:00 PM
In-Person Registration Begins on April 1, 2020
Non-Residents All Grades In-person registration begins Wednesday, April 14, 2020

Access the Summer School Online Registration System. To login into the registration system, enter your student’s ID number (e.g. 170000) and their birthdate (e.g. 04/14/2002).


Questions Regarding Summer School:

Linda Regal at 847.486.4748 or