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Ashfield Primary School vs Casa Mia Montessori Community School

A head-to-head comparison of two primary schools in Western Australia, 1.7 km apart, using official ACARA 2025 data. Best value in each row is highlighted.

MeasureAshfield Primary School
Ashfield WA
Casa Mia Montessori Community School
Bassendean WA
Success Index
32
Lower 50%
73
Top 25%
State rank (type)#443 of 583–
National rank (type)#3979 of 4,908–
SectorGovernmentIndependent
TypePrimaryPrimary
Year rangeK-6PP-6
Students16553
Girls / boys82 / 8333 / 20
Foundation intake2710
Year 7 cohort––
Year 12 cohort––
VCE median study score
VCAA, latest year
––
VCE study scores 40+––
5-year enrolment growth+51%+89%
ICSEA
Average 1000
9231094
ICSEA percentile16th83th
Top SEA quarter10%37%
Bottom SEA quarter49%9%
Students per teacher13.75.2
Teaching staff (FTE)11.310.1
Non-teaching staff (FTE)7.81.0
Language background other than English46%39%
Indigenous students25%4%
SuburbAshfield 6054Bassendean 6054
Council areaBassendeanBassendean
RemotenessMajor CitiesMajor Cities
Websitewww.ashfieldps.wa.edu.au/www.casamiamontessori.wa.edu.au/

The verdict

  • •Casa Mia Montessori Community School scores higher on the Success Index (72.5 vs 32.0).
  • •Casa Mia Montessori Community School has the higher ICSEA (1094 vs 923), indicating a more advantaged community.
  • •Casa Mia Montessori Community School has fewer students per teacher (5.2 vs 13.7).
  • •Ashfield Primary School is the larger school with 165 students compared with 53.
  • •Casa Mia Montessori Community School has grown faster over five years (89% vs 51%).
  • •Ashfield Primary School is a government school while Casa Mia Montessori Community School is an independent school, so fees and enrolment rules differ.

The Success Index summarises community advantage, resourcing and momentum from ACARA data. It does not measure teaching quality, results or fit. Methodology.

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Frequently asked questions

Is Ashfield Primary School better than Casa Mia Montessori Community School?

On the Success Index, Casa Mia Montessori Community School ranks higher (72.5 vs 32.0 out of 100). The index measures community advantage and momentum from ACARA data, not teaching quality, so visit both schools before deciding.

How far apart are Ashfield Primary School and Casa Mia Montessori Community School?

About 1.7 km in a straight line, between Ashfield and Bassendean in Western Australia.

Which has the better student-to-teacher ratio?

Ashfield Primary School has 13.7 students per full-time-equivalent teacher and Casa Mia Montessori Community School has 5.2.

How do Ashfield Primary School and Casa Mia Montessori Community School rank in WA?

Ashfield Primary School is 443rd of 583 and Casa Mia Montessori Community School is unranked among primary schools in Western Australia on the 2025 Success Index.