AustraliaNSWSt MarysColyton High School

Colyton High School

GovernmentSecondary7-12
St Marys, NSW 2760 · Major Cities
colyton-h.school@det.nsw.edu.au 9623 2789
Students765enrolled
Ratio1:12.6student:teacher
SEIFA3/10advantage decile
Enrolment
765
total students
Girls383
Boys382
Year Range7-12
TypeSecondary
Colyton

Enrolment Summary

Colyton High School has 765 students enrolled across 6 year levels as of 2025. Total enrolment increased by 16 students (2.1%) from 2024.

Total Students765
Secondary765
YoY Change (2024→2025)+16

Enrolment by Year Level — 2025

Year 7
141+6
Year 8
140+16
Year 9
132
Year 10
146-39
Year 11
127+26
Year 12
79+7
20252024
Source: ACARA Enrolments by Grade (2025)

Total Enrolment Over Time

Colyton High School enrolment from 2016 to 2025.

60968075182289370616677176841873019770208502182522723237492476525
Source: ACARA School Profile (20162025)

Gender Balance

Currently 383 girls (50%) and 382 boys (50%).

50%
50%
57565573481389331530530434436840640235537338339137238038640244442336837638216171819202122232425
GirlsBoys
Source: ACARA School Profile (20162025)

Gender Breakdown by Year

YearGirlsBoysTotalGirls %
202538338276550%
202437337674950%
202335536872349%
202240242382549%
202140644485048%
202036840277048%
201934438673047%
201830438068444%
201730537267745%
201631539170645%

Year-on-Year Comparison

Year Level20242025Change
Year 7135141+6
Year 8124140+16
Year 9132132
Year 10185146-39
Year 11101127+26
Year 127279+7
Total749765+16
Source: ACARA Enrolments by Grade (20242025)