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 a registration process.  

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

Tentative Summer School Dates

  Course Hours Start Date End Date Exam Date
Semester 1 Math/Science/Social Studies 8:00 am-1:35 pm Thursday,
June 13, 2019
July 2, 2019
July 2, 2019
All Others* 8:00 am-12:40 pm
Semester 2 Math/Science/Social Studies 8:00 am-1:35 pm Monday,
July 8, 2019
July 25, 2019
July 25, 2019
All Others* 8:00 am-12:40 pm
*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 5 p.m. Monday, March 18, 2019.  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 2019-20 school year. Glenbrook residents will receive priority for open courses until April 16, 2019.

  Grade Registration System Availability
Glenbrook Residents Class of 2020 Tuesday, March 5, 2019 at 9 a.m.
Class of 2021 Wednesday, March 6, 2019 at 9 a.m.
Class of 2022 Thursday, March 7, 2019 at 9 a.m.
Class of 2023 Friday, March 8, 2019 at 9 a.m.
  All Grades Online system closes Monday, March 18, 2019 at 5 p.m. 
In-person registration begins on April 1, 2019
Non-Residents All Grades In-person registration begins Wednesday, April 17, 2019

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