St Mary's School
St Mary's School is a Catholic primary school in Williamstown, VIC offering Prep-6. With an ICSEA score of 1107, it sits in the 86th percentile nationally and is above the Australian average of 1,000. The school has 263 enrolled students, with approximately 11 students per teacher. 8% of students have a language background other than English.
Williamstown VIC 3016. Source: ACARA School Profile 2025.
Valid: 2025 school year · Source: ACARA School Profile 2025
How St Mary's School compares
By ICSEA, St Mary's School ranks 280th of the 1,567 primary schools in VIC that report one, counting from the highest. Of the 11 primary schools within 5 km, it has the 9th-highest ICSEA and the 8th-largest enrolment. The nearest school is Williamstown Primary School, a government primary school 0.1 km away.
Ranks are calculated by GDP.com.au from ACARA 2025 school profile data. Distances are straight-line from the school's ACARA location. ICSEA describes students' family backgrounds; ACARA notes it is not a rating of the school or its teaching.
ICSEA against the national average
ICSEA (Index of Community Socio-Educational Advantage) measures the socio-educational background of a school's student community. The Australian average is 1,000. St Mary's School scores 1107, above average.
Enrolment and location
St Mary's School is a Catholic school. Catholic and independent schools set their own enrolment policies rather than using government school zones, so contact the school about enrolment.
Schools near St Mary's School
| School | Distance | ICSEA | vs St Mary's School | Students |
|---|---|---|---|---|
| Williamstown Primary SchoolGovernment Primary · Williamstown | 0.1 km | 1123 | 16 higher | 460 |
| Williamstown High SchoolGovernment Secondary · Williamstown | 0.5 km | 1112 | 5 higher | 1,527 |
| Williamstown North Primary SchoolGovernment Primary · Williamstown | 1.2 km | 1135 | 28 higher | 601 |
| Bayside P-12 CollegeGovernment Combined · Williamstown | 1.5 km | 1006 | 101 lower | 958 |
| Sacred Heart SchoolCatholic Primary · Newport | 3.1 km | 1126 | 19 higher | 297 |
| Newport Lakes Primary SchoolGovernment Primary · Newport | 3.4 km | 1126 | 19 higher | 566 |
| Newport Gardens Primary SchoolGovernment Primary · Newport | 3.6 km | 1106 | 1 lower | 516 |
Frequently Asked Questions
Is St Mary's School a government school?
No, St Mary's School is a Catholic school, not a government school.
What year levels does St Mary's School offer?
St Mary's School offers Prep-6.
What is St Mary's School's ICSEA score?
St Mary's School has an ICSEA score of 1107, placing it in the 86th percentile nationally. The Australian average is 1,000.
How many students attend St Mary's School?
St Mary's School has 263 enrolled students, with approximately 11 students per teacher.
What schools are near St Mary's School?
The nearest schools to St Mary's School are Williamstown Primary School (0.1 km), Newmark Primary (0.4 km), Williamstown High School (0.5 km).
Where is St Mary's School located?
St Mary's School is located in Williamstown, VIC 3016. Visit the school website at http://www.smwilliamstown.catholic.edu.au.