What ICSEA is
ICSEA — the Index of Community Socio-Educational Advantage — is a single score per school published annually by ACARA. The national mean is set to 1000 with a standard deviation of 100, so the vast majority of Australian schools sit between roughly 850 and 1150.
What goes into ICSEA
The score combines four factors:
- Parental occupation — derived from data parents report on enrolment.
- Parental education — likewise from enrolment data.
- Geographic remoteness — using ABS classifications (major city through to very remote).
- Proportion of Indigenous students — included because educational outcome gaps for Indigenous students remain large at the population level.
The score is computed at the school level, not the student level. Two students with identical home backgrounds can attend schools with very different ICSEAs.
ICSEA and ICSEA percentile
MySchool publishes both a raw ICSEA value (a number around 1000) and an ICSEA percentile (0 to 100, the school's rank position within the national distribution). Percentile is easier to interpret quickly: a school at the 80th percentile has higher socio-educational advantage than 80% of Australian schools.
How to use ICSEA when comparing schools
- Look at the school's raw NAPLAN score.
- Look at the "similar schools" line on MySchool — those are schools at similar ICSEA. The gap between school score and similar-schools average is the cleanest single signal of whether the school is over-performing its peers.
- For a more aggressive comparison, look at residuals across the whole state — see ICSEA vs NAPLAN for top over-performers.
What ICSEA is not
ICSEA does not measure teaching quality, leadership, school culture, programmes, facilities, extracurriculars, pastoral care, or how happy children are at the school. None of those show up in the score. Those factors are why two ICSEA-1100 schools can feel completely different to a visiting parent.
ICSEA also doesn't tell you about your specific child. Your child enters the school with their own home background, abilities and personality; ICSEA describes the average context of all enrolled students.
Where to next
Frequently asked questions
Is a higher ICSEA always "better"?
No. It is better read as “more socio-educationally advantaged”, not “higher quality”. A lower-ICSEA school may be doing exceptional work, and a high-ICSEA school may simply be benefiting from intake.
Can ICSEA be gamed by schools?
Not directly in the sense of a school typing over the number. ICSEA is produced by ACARA from enrolment-related inputs. The safer takeaway is that it is a useful context measure, but like any aggregate metric, it should not be treated as perfect or complete.
Why does my high-ICSEA school sometimes score below the national average?
A high-ICSEA setting usually raises expectations, but it does not guarantee every cohort will outperform. The more relevant comparison is often the similar-schools line rather than the blunt national average.
Where is ICSEA published?
On each school’s MySchool profile. Schoogaroo carries that number into suburb and research pages so parents can compare schools with a bit more context.