AustraliaVICColacColac Secondary College

Colac Secondary College

GovernmentSecondary7-12
Colac, VIC 3250 · Inner Regional
03 5231 9800
476Students
955ICSEA
1:9.5Ratio
1/10SEIFA
Colac

Key Indicators

How this school compares to national averages

Nat. avg: 1,000
955-45
ICSEA Score
Nat. avg: 434
476
Total Enrolments
Nat. avg: 12.3
9.5:1-2.8
Student : Teacher
Nat. avg: 26.9%
5%
LBOTE
Nat. avg: 11.7%
3%
Indigenous Students
Higher = less disadvantaged
1 / 10
SEIFA IRSD Decile
Nat. avg: 25%
3%-22pp
SEA Top Quarter
7-12
Year Range

Overview

Colac Secondary College is a government secondary school in Colac, Victoria, serving 7-12. The school has 476 enrolled students. Its ICSEA value is 955 (average). The student-to-teacher ratio is 9.5:1. The school is located in a SEIFA IRSD decile 1 area.

Source: ACARA School Profile 2025 (2025)

Key Facts

SectorGovernment
School TypeSecondary
Year Range7-12
Governing BodyDepartment of Education Victoria
Postcode3250
LGAColac-Otway (S)
RemotenessInner Regional
ACARA ID45593

Student Background

Total Enrolments476
Gender Split225 girls / 251 boys
Indigenous Students3%
Language Background Other Than English5%
English Background94%
Language Not Stated1%

Socio-Educational Advantage Distribution

Bottom quarter
54%
Lower middle
31%
Upper middle
11%
Top quarter
3%
Source: ACARA School Profile (2025)

Enrolment by Year Level

476 students across 6 year levels (2025)

Yr 778
Yr 8102
Yr 9102
Yr 1079
Yr 1164
Yr 1251
Source: ACARA Enrolments by Grade (2025)

Staffing

Teaching Staff59 (49.6 FTE)
Non-Teaching Staff30 (21.6 FTE)
Total Staff89
Student:Teacher Ratio9.5:1
Source: ACARA School Profile (2025)