Enrolment
Girls vs boys enrolment
266
reported total enrolments
129 girls
137 boys
48.5% girls51.5% boys
St Mary's School reports 266 total enrolments, including 129 girls and 137 boys. The reported enrolment mix is 48.5% girls and 51.5% boys.
Quick school snapshot
What stands out in the profile
School model
St Mary's School is listed as Catholic and Primary, with a reported year range of Prep-6.
Enrolment size
The school reports 266 total enrolments, including 129 girls and 137 boys where available.
ICSEA context
The ICSEA value is 1,025, with percentile 58 in the current dataset.
Gender profile
The gender type is Co-educational, with a reported mix of 48.5% girls and 51.5% boys.
Staff ratio
The student-teacher ratio is 13.4:1, based on 19.9 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.
St Mary's School profile summary
St Mary's School is listed as a catholic primary school in Colac, Victoria. The profile reports 266 total enrolments, an ICSEA value of 1,025, and a student-teacher ratio of 13.4:1 where available. The reported year range is Prep-6, and the campus sits within Colac Otway local government area.
Socio-educational
ICSEA percentile
58
percentile where available
ICSEA
1,025
St Mary's School sits at the 58 ICSEA percentile in the reported dataset.
SEA quarters
Socio-educational distribution
Bottom
25%
Lower-middle
35%
Upper-middle
28%
Top
12%
The socio-educational distribution lists 25% in the bottom quarter, 35% in the lower-middle quarter, 28% in the upper-middle quarter, and 12% in the top quarter.
Staff
Staff profile summary
Teaching staff
26
FTE teaching
19.9
Non-teaching
20
Student-teacher
13.4:1
The profile reports 26 teaching staff and 20 non-teaching staff, with a student-teacher ratio of 13.4:1.
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
- 1%
- Language background other than English: yes
- 19%
- Language background other than English: no
- 81%
- 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
CatholicSecondary
Trinity College Colac
Colac, VIC 3250
Same suburb
- Enrol.
- 744
- ICSEA
- 1,015
- Ratio
- 10.8:1
FAQ
Questions about St Mary's School
How many students attend St Mary's School?
St Mary's School has 266 reported total enrolments. The student profile lists 129 girls and 137 boys where gender enrolment fields are available.
What type of school is St Mary's School?
St Mary's School is listed as a Catholic school with school type Primary. The reported year range is Prep-6.
Where is St Mary's School located?
St Mary's School is located in Colac, VIC 3250. The local government area is Colac Otway.
What is the ICSEA value of St Mary's School?
The ICSEA value for St Mary's School is 1,025 and the ICSEA percentile is 58. If either value is missing in the source data, it is shown as Not available rather than zero.
Is St Mary's School boys-only, girls-only or co-educational?
St Mary's School is listed as Co-educational. The reported gender mix is 48.5% girls and 51.5% 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.