Australia›VIC›Altona›St Mary's School

St Mary's School

CatholicPrimaryPrep-6
Altona, VIC 3018 · Major Cities
03 5775 2670
Students259enrolled
Ratio1:13.1student:teacher
SEIFA8/10advantage decile
Enrolment
259
total students
Girls138
Boys121
Year RangePrep-6
TypePrimary
St Mary's
OverviewEnrolmentStaffCommunityAttendanceAttainmentTrendsSimilarNearby

Enrolment Summary

St Mary's School has 259 students enrolled across 7 year levels as of 2025. Total enrolment decreased by 12 students (-4.4%) from 2024.

Total Students259
Primary259
YoY Change (2024→2025)-12

Enrolment by Year Level — 2025

Pre-Year 1
36-10
Year 1
41+3
Year 2
37-6
Year 3
44+5
Year 4
35+2
Year 5
32-1
Year 6
34-5
20252024
Source: ACARA Enrolments by Grade (2025)

Total Enrolment Over Time

St Mary's School enrolment from 2016 to 2025.

23325126828630328716289172851828119277202702127522275232712425925
Source: ACARA School Profile (2016–2025)

Gender Balance

Currently 138 girls (53%) and 121 boys (47%).

53%
47%
22024126228330315015214914314013414314113913813713713613813713613213413212116171819202122232425
GirlsBoys
Source: ACARA School Profile (2016–2025)

Gender Breakdown by Year

YearGirlsBoysTotalGirls %
202513812125953%
202413913227151%
202314113427551%
202214313227552%
202113413627050%
202014013727751%
201914313828151%
201814913628552%
201715213728953%
201615013728752%

Year-on-Year Comparison

Year Level20242025Change
Pre-Y14636-10
Year 13841+3
Year 24337-6
Year 33944+5
Year 43335+2
Year 53332-1
Year 63934-5
Total271259-12
Source: ACARA Enrolments by Grade (2024–2025)