Family finder/Isabella Plains, ACT
CatholicSecondaryYears 7-12· Major Cities

St Mary MacKillop College

Isabella Plains, ACT 2905 · Catholic Education, Archdiocese of Canberra and Goulburn

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ICSEA

1068

75th percentile nationally

Top tier

Total enrolments

2,088

Secondary

Student–teacher ratio

14:1

150.9 FTE teachers

Gender mix

53% / 47%

girls / boys

Language background

8%

non-English at home

Socio-educational advantage

Share of students in each national SEA quarter (bottom = most disadvantaged, top = most advantaged).

Bottom: 10%
Lower-mid: 29%
Upper-mid: 34%
Top: 27%

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Other schools in Isabella Plains

St Francis of Assisi Primary School

Catholic · Primary

1055

Isabella Plains Early Childhood School

Government · Primary

1052

Bonython Primary School

Government · Primary

1034

Calwell Primary School

Government · Primary

1010

Caroline Chisholm School

Government · Combined

989

Gilmore Primary School

Government · Primary

981

Theodore Primary School

Government · Primary

974

Calwell High School

Government · Secondary

972

Source: ACARA My School 2025. ICSEA reflects the socio-educational background of a school's students — not academic results or teaching quality. National average = 1000. See data sources.