Overview
St John's Grammar School is a independent combined school in Belair, South Australia, serving R-12. The school has 1,009 enrolled students. Its ICSEA value is 1141 (well above average). The student-to-teacher ratio is 12.3:1. The school is located in a SEIFA IRSD decile 10 area.
Source: ACARA School Profile 2025 (2025)
Key Facts
SectorIndependent
School TypeCombined
Year RangeR-12
Governing BodyAssociation of Independent Schools of SA
Postcode5052
RemotenessMajor Cities
ACARA ID49858
Student Background
Total Enrolments1,009
Gender Split474 girls / 535 boys
Indigenous Students0%
Language Background Other Than English10%
English Background59%
Language Not Stated31%
Socio-Educational Advantage Distribution
Source: ACARA School Profile (2025)
Enrolment by Year Level
1,009 students across 13 year levels (2025)
One year before Yr 148
Yr 142
Yr 242
Yr 347
Yr 449
Yr 568
Yr 662
Yr 7122
Source: ACARA Enrolments by Grade (2025)
Staffing
Teaching Staff98 (81.8 FTE)
Non-Teaching Staff84 (41.0 FTE)
Total Staff182
Student:Teacher Ratio12.3:1
Source: ACARA School Profile (2025)