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Castle Hill High School

GovernmentSecondary7-12
Castle Hill, NSW 2154 · Major Cities
castlehill-h.school@det.nsw.edu.au 9634 4199
Students1,845enrolled
Ratio1:14.8student:teacher
SEIFA10/10advantage decile
Staffing
133
teaching staff
FTE Teaching124.1
Non-Teaching21
Student:Teacher14.8:1
Students1,845
Castle Hill
OverviewEnrolmentStaffCommunityAttendanceAttainmentTrendsSimilarNearby

Key Workforce Metrics

Castle Hill High School has 154 staff members (143.7 FTE), including 133 teachers and 21 non-teaching staff.

Student:Teacher Ratio
14.8:1-0.2
Above national avg
Teaching Staff
133-2.5 FTE
124.1 FTE
Non-Teaching Staff
21
19.6 FTE
Total Staff
154
7% part-time

Staffing Ratio Comparison

How Castle Hill High School's student-to-teacher ratio compares to state and national averages. A lower ratio generally means more individual attention per student.

Castle Hill
14.8:1
NSW Average
12.7:1
National Average
12.3:1

With a ratio of 14.8:1, this school's ratio is higher than the NSW average (12.7:1) and the national average (12.3:1).

Workforce Composition

Classroom Teachers
133
124.1 FTE
Non-Teaching Staff
21
19.6 FTE
Total Workforce
154
143.7 FTE
FTE (full-time equivalent)Headcount (incl. part-time)
Source: ACARA School Profile (2025)

Staffing Trends — 2016–2025

Teaching staff levels and student-to-teacher ratio over time.

85.1105.7126.3147Nat avg100.1104.1112.4117.7125.1131.8133.6133.6126.6124.115.3:115.7:115.4:115.3:115.7:115.2:115.4:115.2:115:114.9:116171819202122232425
FTE Teaching StaffStudent:Teacher RatioNational Avg Ratio
Source: ACARA School Profile (2016–2025)

Staffing History

YearFTE TeachersTotal EnrolmentsStudent:TeacherChange
2025124.11,84514.9:1-0.1
2024126.61,90015:1-0.2
2023133.62,02815.2:1-0.2
2022133.62,05115.4:1+0.2
2021131.82,00815.2:1-0.5
2020125.11,96515.7:1+0.4
2019117.71,80115.3:1-0.1
2018112.41,73015.4:1-0.3
2017104.11,63115.7:1+0.4
2016100.11,53415.3:1—