Adventure School
Porirua, Wellington Region
Full PrimaryState
Wellington · Wellington Region
Figures on this page come from the New Zealand Ministry of Education school directory export dated 1 September 2026, with roll and ethnicity recorded at the same snapshot. Always confirm enrolment, zoning and fees directly with the school. About this directory
St Mary's College (Wellington) is a girls school secondary (year 9-15) school in Wellington, within the Wellington Region, operating in the state : integrated sector, with 556 students on roll, and an Equity Index of 429. The school has been open since 1858.
With 556 students on roll, St Mary's College (Wellington) is a large school — larger than about 84% of New Zealand schools.
The school's Equity Index is 429, which is 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 roll is genuinely diverse: no single ethnic group dominates, with European at 45.2% and Pasifika at 33.9%. Diversity of this kind is common in urban New Zealand schools.
On the isolation index the school scores 0.05 (very low isolation) — this measures how far students travel and how accessible the school is, not how good it is.
Total roll recorded: 556 students, from the 2026 roll census. Percentages may not sum to exactly 100% because of rounding and students who decline to state an ethnicity.
Porirua, Wellington Region
Full PrimaryState
Wellington, Wellington Region
Secondary (Year 7-15)Charter School
Wellington, Wellington Region
ContributingState