St Mary's Cathedral College
St Mary's Cathedral College is a Catholic combined school in Sydney, NSW offering K-12. With an ICSEA score of 1125, it sits in the 90th percentile nationally and is above the Australian average of 1,000. The school has 937 enrolled students, with approximately 12 students per teacher. 1% of students identify as Aboriginal or Torres Strait Islander, and 61% have a language background other than English.
Sydney NSW 2000. Source: ACARA School Profile 2025.
Valid: 2025 school year · Source: ACARA School Profile 2025
How St Mary's Cathedral College compares
By ICSEA, St Mary's Cathedral College ranks 66th of the 441 combined schools in NSW that report one, counting from the highest. Of the 21 combined schools within 5 km, it has the 13th-highest ICSEA and the 11th-largest enrolment. The nearest school is William Street Campus, a Catholic secondary school 0.3 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 Cathedral College scores 1125, above average.
Enrolment and location
St Mary's Cathedral College 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.
About Sydney
St Mary's Cathedral College is located in Sydney, NSW, a suburb with a median household income of $2,227/wk and median rent of $600/wk. Population: 16,667.
Valid: Census 2021 · Source: ABS
Sydney suburb profileSchools near St Mary's Cathedral College
| School | Distance | ICSEA | vs St Mary's Cathedral College | Students |
|---|---|---|---|---|
| Sydney Grammar SchoolIndependent Secondary · Darlinghurst | 0.4 km | 1274 | 149 higher | 1,925 |
| Sydney Distance Education High SchoolGovernment Secondary · Woolloomooloo | 0.6 km | 1032 | 93 lower | 615 |
| SCEGGS DarlinghurstIndependent Combined · Darlinghurst | 0.7 km | 1209 | 84 higher | 936 |
| St Andrew's Cathedral SchoolIndependent Combined · Sydney | 0.8 km | 1189 | 64 higher | 1,436 |
Frequently Asked Questions
Is St Mary's Cathedral College a government school?
No, St Mary's Cathedral College is a Catholic school, not a government school.
What year levels does St Mary's Cathedral College offer?
St Mary's Cathedral College offers K-12.
What is St Mary's Cathedral College's ICSEA score?
St Mary's Cathedral College has an ICSEA score of 1125, placing it in the 90th percentile nationally. The Australian average is 1,000.
How many students attend St Mary's Cathedral College?
St Mary's Cathedral College has 937 enrolled students, with approximately 12 students per teacher.
What schools are near St Mary's Cathedral College?
The nearest schools to St Mary's Cathedral College are William Street Campus (0.3 km), Sydney Grammar School (0.4 km), Plunkett Street Public School (0.6 km).
Where is St Mary's Cathedral College located?
St Mary's Cathedral College is located in Sydney, NSW 2000. Visit the school website at https://smccsydney.syd.catholic.edu.au.