AustraliaNSWDee WhySt Luke's Grammar School

St Luke's Grammar School

IndependentCombinedK-12
Dee Why, NSW 2099 · Major Cities
1,481Students
1178ICSEA
1:12.1Ratio
9/10SEIFA
St Luke's

Key Indicators

How this school compares to national averages

Nat. avg: 1,000
1178+178
ICSEA Score
Nat. avg: 434
1,481
Total Enrolments
Nat. avg: 12.3
12.1:1-0.2
Student : Teacher
Nat. avg: 26.9%
14%
LBOTE
Nat. avg: 11.7%
0%
Indigenous Students
Higher = less disadvantaged
9 / 10
SEIFA IRSD Decile
Nat. avg: 25%
71%+46pp
SEA Top Quarter
K-12
Year Range

Overview

St Luke's Grammar School is a independent combined school in Dee Why, New South Wales, serving K-12. The school has 1,481 enrolled students. Its ICSEA value is 1178 (well above average). The student-to-teacher ratio is 12.1:1. The school is located in a SEIFA IRSD decile 9 area.

Source: ACARA School Profile 2025 (2025)

Key Facts

SectorIndependent
School TypeCombined
Year RangeK-12
Governing BodyIndependent Schools NSW
Postcode2099
RemotenessMajor Cities
ACARA ID43996

Student Background

Total Enrolments1,481
Gender Split719 girls / 762 boys
Indigenous Students0%
Language Background Other Than English14%
English Background86%

Socio-Educational Advantage Distribution

Bottom quarter
1%
Lower middle
6%
Upper middle
22%
Top quarter
71%
Source: ACARA School Profile (2025)

Enrolment by Year Level

1,481 students across 13 year levels (2025)

One year before Yr 173
Yr 174
Yr 278
Yr 387
Yr 497
Yr 594
Yr 697
Yr 7168
See full breakdown
Source: ACARA Enrolments by Grade (2025)

Staffing

Teaching Staff137 (122.1 FTE)
Non-Teaching Staff58 (44.8 FTE)
Total Staff195
Student:Teacher Ratio12.1:1
Source: ACARA School Profile (2025)