Australia›WA›Donnybrook›St Mary's School

St Mary's School

CatholicPrimaryPP-6
Donnybrook, WA 6239 · Inner Regional
Students113enrolled
Ratio1:12.3student:teacher
SEIFA3/10advantage decile
Staffing
10
teaching staff
FTE Teaching9.2
Non-Teaching9
Student:Teacher12.3:1
Students113
St Mary's
OverviewEnrolmentStaffCommunityAttendanceAttainmentTrendsSimilarNearby

Key Workforce Metrics

St Mary's School has 19 staff members (14.7 FTE), including 10 teachers and 9 non-teaching staff.

Student:Teacher Ratio
12.3:1-0.5
At national avg
Teaching Staff
10+0.2 FTE
9.2 FTE
Non-Teaching Staff
9
5.5 FTE
Total Staff
19
23% part-time

Staffing Ratio Comparison

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

St Mary's
12.3:1
WA Average
13.1:1
National Average
12.3:1

With a ratio of 12.3:1, this school's ratio is in line with the WA average (13.1:1) and the national average (12.3:1).

Workforce Composition

Classroom Teachers
10
9.2 FTE
Non-Teaching Staff
9
5.5 FTE
Total Workforce
19
14.7 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.

6.589.511Nat avg8.48.610.09.58.48.88.47.69.09.215.2:113.1:111.1:111.5:114.4:113.9:114.6:116.2:112.8:112.3:116171819202122232425
FTE Teaching StaffStudent:Teacher RatioNational Avg Ratio
Source: ACARA School Profile (2016–2025)

Staffing History

YearFTE TeachersTotal EnrolmentsStudent:TeacherChange
20259.211312.3:1-0.5
20249.011512.8:1-3.4
20237.612316.2:1+1.6
20228.412314.6:1+0.7
20218.812213.9:1-0.5
20208.412114.4:1+2.9
20199.510911.5:1+0.4
201810.011111.1:1-2
20178.611313.1:1-2.1
20168.412815.2:1—