Overview
St Martins Lutheran College is a independent combined school in Mount Gambier, South Australia, serving R-12. The school has 810 enrolled students. Its ICSEA value is 1028 (average). The student-to-teacher ratio is 12.1:1. The school is located in a SEIFA IRSD decile 1 area.
Source: ACARA School Profile 2025 (2025)
Key Facts
SectorIndependent
School TypeCombined
Year RangeR-12
Governing BodyLutheran Education SA, NT & WA
Postcode5290
RemotenessOuter Regional
ACARA ID49831
Student Background
Total Enrolments810
Gender Split412 girls / 398 boys
Indigenous Students3%
Language Background Other Than English15%
English Background85%
Socio-Educational Advantage Distribution
Source: ACARA School Profile (2025)
Enrolment by Year Level
810 students across 13 year levels (2025)
One year before Yr 139
Yr 147
Yr 239
Yr 351
Yr 452
Yr 561
Yr 651
Yr 7103
Source: ACARA Enrolments by Grade (2025)
Staffing
Teaching Staff80 (67.1 FTE)
Non-Teaching Staff62 (43.9 FTE)
Total Staff142
Student:Teacher Ratio12.1:1
Source: ACARA School Profile (2025)