Enrolment Summary
Mount Gambier High School has 778 students enrolled across 7 year levels as of 2025. Total enrolment increased by 44 students (6.0%) from 2024.
Total Students778
Secondary778
YoY Change (2024→2025)+44
Enrolment by Year Level — 2025
Year 7142+41
Year 8107-5
Year 9121-13
Year 10139+2
Year 11132-7
Year 12119+22
Secondary Ungraded18+4
20252024
Source: ACARA Enrolments by Grade (2025)
Total Enrolment Over Time
Mount Gambier High School enrolment from 2016 to 2025.
Source: ACARA School Profile (2016–2025)
Gender Balance
Currently 390 girls (50%) and 388 boys (50%).
50%50%
GirlsBoys
Source: ACARA School Profile (2016–2025)
Gender Breakdown by Year
YearGirlsBoysTotalGirls %
202539038877850%
202436437073450%
202340036276252%
202241938180052%
202136732869553%
202037535973451%
201940540080550%
201840743784448%
201743442085451%
201646546993450%
Year-on-Year Comparison
Year Level20242025Change
Year 7101142+41
Year 8112107-5
Year 9134121-13
Year 10137139+2
Year 11139132-7
Year 1297119+22
Secondary Ungraded1418+4
Total734778+44
Source: ACARA Enrolments by Grade (2024–2025)