Enrolment
Girls vs boys enrolment
744
reported total enrolments
379 girls
365 boys
50.9% girls49.1% boys
Trinity College Colac reports 744 total enrolments, including 379 girls and 365 boys. The reported enrolment mix is 50.9% girls and 49.1% boys.
Quick school snapshot
What stands out in the profile
School model
Trinity College Colac is listed as Catholic and Secondary, with a reported year range of 7-12.
Enrolment size
The school reports 744 total enrolments, including 379 girls and 365 boys where available.
ICSEA context
The ICSEA value is 1,015, with percentile 54 in the current dataset.
Gender profile
The gender type is Co-educational, with a reported mix of 50.9% girls and 49.1% boys.
Staff ratio
The student-teacher ratio is 10.8:1, based on 68.6 FTE teaching staff where available.
Local area
The campus is in Colac, Victoria, within Colac Otway.
Profile signals
School profile dashboard
The main student and context indicators are shown visually so the profile reads like a school intelligence page, not a spreadsheet.
Trinity College Colac profile summary
Trinity College Colac is listed as a catholic secondary school in Colac, Victoria. The profile reports 744 total enrolments, an ICSEA value of 1,015, and a student-teacher ratio of 10.8:1 where available. The reported year range is 7-12, and the campus sits within Colac Otway local government area.
Socio-educational
ICSEA percentile
54
percentile where available
ICSEA
1,015
Trinity College Colac sits at the 54 ICSEA percentile in the reported dataset.
SEA quarters
Socio-educational distribution
Bottom
29%
Lower-middle
38%
Upper-middle
23%
Top
11%
The socio-educational distribution lists 29% in the bottom quarter, 38% in the lower-middle quarter, 23% in the upper-middle quarter, and 11% in the top quarter.
Staff
Staff profile summary
Teaching staff
76
FTE teaching
68.6
Non-teaching
54
Student-teacher
10.8:1
The profile reports 76 teaching staff and 54 non-teaching staff, with a student-teacher ratio of 10.8:1.
Location
Campus location and area context
Location context combines suburb, postcode, administrative areas and a direct maps link where data is available.
- Suburb
- Colac
- Postcode
- 3250
- State
- Victoria
- Local government area
- Colac Otway
- Statistical Area Level 2
- Colac
- Statistical Area Level 3
- Colac - Corangamite
- Statistical Area Level 4
- Warrnambool and South West
- Remoteness area
- Inner Regional
Governance
Governance and official links
Official school and governing body links are included when the dataset provides them.
- Governing body
- Victorian Catholic Education Authority
- Governing body URL
- Visit website
- School URL
- Visit school website
- Campus type
- School Single Entity
- Reporting description
- Individual Reporting
Community
Student community profile
Student community indicators are reported as percentages where available.
- Indigenous enrolment
- 2%
- Language background other than English: yes
- 9%
- Language background other than English: no
- 91%
- Language background other than English: not stated
- 0%
Nearby
Nearby and similar schools
Similar schools are selected from the same suburb first, then from the same local government area where needed.
GovernmentPrimary
Colac Primary School
Colac, VIC 3250
Same suburb
- Enrol.
- 164
- ICSEA
- 946
- Ratio
- 11.1:1
GovernmentSecondary
Colac Secondary College
Colac, VIC 3250
Same suburb
- Enrol.
- 476
- ICSEA
- 955
- Ratio
- 9.6:1
GovernmentPrimary
Colac South West Primary School
Colac, VIC 3250
Same suburb
- Enrol.
- 129
- ICSEA
- 948
- Ratio
- 11.7:1
GovernmentPrimary
Colac West Primary School
Colac, VIC 3250
Same suburb
- Enrol.
- 62
- ICSEA
- 899
- Ratio
- 8.9:1
GovernmentSpecial
Lake Colac School
Colac, VIC 3250
Same suburb
- Enrol.
- 82
- ICSEA
- 933
- Ratio
- 4.3:1
CatholicPrimary
St Mary's School
Colac, VIC 3250
Same suburb
- Enrol.
- 266
- ICSEA
- 1,025
- Ratio
- 13.4:1
FAQ
Questions about Trinity College Colac
How many students attend Trinity College Colac?
Trinity College Colac has 744 reported total enrolments. The student profile lists 379 girls and 365 boys where gender enrolment fields are available.
What type of school is Trinity College Colac?
Trinity College Colac is listed as a Catholic school with school type Secondary. The reported year range is 7-12.
Where is Trinity College Colac located?
Trinity College Colac is located in Colac, VIC 3250. The local government area is Colac Otway.
What is the ICSEA value of Trinity College Colac?
The ICSEA value for Trinity College Colac is 1,015 and the ICSEA percentile is 54. If either value is missing in the source data, it is shown as Not available rather than zero.
Is Trinity College Colac boys-only, girls-only or co-educational?
Trinity College Colac is listed as Co-educational. The reported gender mix is 50.9% girls and 49.1% boys where percentage fields are available.
Data note
Built from structured 2025 school profile data
This page uses structured 2025 Australian school profile data. Some values may be unavailable where they are not reported in the source dataset. Profile pages are designed to make enrolment, ICSEA, location and school context easier to compare.