Enrolment Summary
Killara High School has 1,803 students enrolled across 6 year levels as of 2025. Total enrolment increased by 118 students (7.0%) from 2024.
Total Students1,803
Secondary1,803
YoY Change (2024→2025)+118
Enrolment by Year Level — 2025
Year 7349+78
Year 8282-13
Year 9322+28
Year 10321+54
Year 11251-26
Year 12278-3
20252024
Source: ACARA Enrolments by Grade (2025)
Total Enrolment Over Time
Killara High School enrolment from 2016 to 2025.
Source: ACARA School Profile (2016–2025)
Gender Balance
Currently 751 girls (42%) and 1,052 boys (58%).
42%58%
GirlsBoys
Source: ACARA School Profile (2016–2025)
Gender Breakdown by Year
YearGirlsBoysTotalGirls %
20257511,0521,80342%
20246889971,68541%
20236459861,63140%
20226439671,61040%
20216459631,60840%
20206361,0381,67438%
20196421,0251,66739%
20186569931,64940%
20176589701,62840%
20166449741,61840%
Year-on-Year Comparison
Year Level20242025Change
Year 7271349+78
Year 8295282-13
Year 9294322+28
Year 10267321+54
Year 11277251-26
Year 12281278-3
Total1,6851,803+118
Source: ACARA Enrolments by Grade (2024–2025)