St Mary's School (Ellerslie)

St Mary's School (Ellerslie) is a co-educational contributing school in Auckland, within the Auckland Region, operating in the state : integrated sector, with 393 students on roll, and an Equity Index of 367. The school has been open since 1914.

With 393 students on roll, St Mary's School (Ellerslie) is a large school — larger than about 72% of New Zealand schools.

The school's Equity Index is 367, which is well below the national average of 463. A lower Equity Index signals less socio-economic need in the school's community than the national norm. The gap of 96 points is substantial enough to matter when comparing schools.

The roll is genuinely diverse: no single ethnic group dominates, with European at 51.8% and Asian at 34.1%. Diversity of this kind is common in urban New Zealand schools.

On the isolation index the school scores 0.19 (low isolation) — this measures how far students travel and how accessible the school is, not how good it is.