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Catholic School

Holy Trinity Catholic Primary School

Primary school in Sunbury, VIC

431
Students (2025)
1065
ICSEA?Index of Community Socio-Educational Advantage – measures the socio-educational background of students. Based on parents' occupation, education, and school location. National average is 1000.
15:1
Student:Teacher
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About Holy Trinity Catholic Primary School

Holy Trinity Catholic Primary School is a catholic primary school located in Sunbury, Melbourne. The school provides Catholic education within a caring community environment for students from Prep-6.

With 431 students enrolled in 2025 and an ICSEA score of 1065 (74th percentile), the school serves a community with above-average socio-educational advantage. The student-to-teacher ratio of 15:1 supports quality learning outcomes.

📍 Contact & Location

🎓 School Details

  • Type Catholic
  • Level Primary (Prep-6)
  • Gender Co-educational
  • Students (2025) 431 enrolled
  • Teaching Staff 33 (29.5 FTE)
  • Non-Teaching Staff 15 (11.9 FTE)
  • ICSEA?Index of Community Socio-Educational Advantage – measures the socio-educational background of students. Based on parents' occupation, education, and school location. National average is 1000. 1065 (74th percentile)
  • Indigenous Students 2%

📊 Student Demographics

Gender
Boys: 217 (50%)
Girls: 214 (50%)
Language Background
LBOTE: 17%?Language Background Other Than English – students who speak a language other than English at home.
English only: 83%
ICSEA Distribution?Index of Community Socio-Educational Advantage – shows the distribution of students across socio-educational quarters. Based on parents' occupation, education, and school location. National average is 1000.
13%
29%
34%
24%
Bottom 13% Lower 29% Upper 34% Top 24%