Overview
Nga Tawa Diocesan School is a state integrated secondary (year 9-15) school in Marton, Manawatū-Whanganui. It is a girls school school. The school has 199 students on the roll. Its Equity Index (EQI) is 431 (average equity need). The school does not have an enrolment scheme. It is located in the Rangitikei District territorial authority.
Source: Ministry of Education (2026)
Key Facts
AuthorityState Integrated
School TypeSecondary (Year 9-15)
Co-Ed StatusGirls School
Enrolment SchemeNo (Open)
Territorial AuthorityRangitikei District
RegionManawatū-Whanganui
Urban/RuralSmall urban area
Postcode4741
MoE School ID196
Student Demographics
Total Roll199
European/Pakeha87.9%
Maori13.6%
Pacific2%
Asian7.5%
Ethnicity Distribution
Source: Ministry of Education (2026)
Equity Index (EQI)
The Equity Index replaced the decile system in 2023. It measures the socio-economic context of a school's student community. A higher EQI indicates greater equity need (more disadvantaged). The national average is approximately 463.
School EQI431
National Avg463
Contextaverage equity need
Source: Ministry of Education EQI (2026)