School Profile - Glenbrook North High School Skip To Main Content

School Profile

School and Community 

  • Four-year comprehensive public high school, 20 miles north of Chicago
  • Approximately 2100 students evenly split amongst grades 9 -12
  • Glenbrook High School District 225 also including Glenbrook South High School and Glenbrook Off-Campus
  • 195 certified staff members with 86% holding a master's degree or higher
  • 15:1 student-teacher ratio • Ranked #3/703 Best Public High School Teachers in Illinois; #7/719 in public high schools in Illinois; #8/661 Best College Prep Public High Schools in Illinois by Niche.com

Academic Information and Reporting

  • Glenbrook North is on a block schedule; 4 - 90 minute classes rotating every other day for a total of 8 class periods
  • Traditional calendar: 2 semesters, fall semester ending in late January, spring semester ending in early June; Summer school available mostly for credit recovery.
  • Glenbrook Scholars designation is awarded to those students who have earned a weighted GPA of 4.500 or higher at the end of the 7th semester.
  • Honor Roll designation is per semester when a student earns a 3.300 of higher
  • National Honors Society recognition to those students who met the minimum qualifications of a 3.500 GPA at the end of the 5th semester; additional application is required.

Graduation Requirements

  • English - 4.0 units
  • Math - 3.0 units
  • Science - 2.0 units
  • Social Science - 2.0 units
  • Physical Education - 3.50 units
  • Applied Arts - 0.5 units
  • Consumer Education - 0.5 units
  • Driver Education - 0.25 units
  • Fine Arts - 0.5 units
  • Health - 0.5 units
  • Electives - 7.25 units