Lillian Osborne High School

Public · Secondary

2019 Leger Road NW, Edmonton, AB, T6R0R9

+1 (780) 391-2450

The Edmonton School Division

Official website

Grades 10–121,961 studentsopen

School information

Grades served: 10–12
Enrollment: 1,961
School organization: The Edmonton School Division

Academic Performance

Scores compare similar schools only within Alberta, never across Canada.

secondary

9.4 / 10

Diploma exam acceptable standard: 91.75%
Diploma exam standard of excellence: 42.06%

How Alberta assesses schools

PAT and Diploma Exams, run by Alberta Education and Childcare.

Alberta publishes provincial assessment results for individual schools.

Grades tested: 6, 9, 12
Subjects: English Language Arts, Mathematics, Science, Social Studies, Diploma courses
Most recent year: 2025

Results for this school

Secondary

Results published

A school without a score is not a school with a low score. Scores are only ever compared within Alberta and within the same stage — never between provinces, which use different tests.

Alberta Education and Childcare

Programmes

Programmes Alberta lists for this school in 2025-2026. Only programmes the province publishes a register for can appear here, so this is not a full list of everything the school offers — and an absent programme does not mean it is not taught.