Best secondary schools in Whanganui District (2026)
Secondary and composite schools offering Years 9–13. Ranked by the Success Index (NZ) from official New Zealand data; 7 schools in Whanganui District, Manawatū-Whanganui. Rank positions shown on each profile are within New Zealand and Manawatū-Whanganui.
- 170Whanganui Collegiate SchoolWhanganui · State integrated Secondary (Year 9-15)Equity Index (EQI) 417 · 371 students
- 255Whanganui High SchoolWhanganui · State Secondary (Year 9-15)Equity Index (EQI) 482 · 1,475 students
- 352Cullinane CollegeWhanganui · State integrated Secondary (Year 9-15)Equity Index (EQI) 497 · 492 students
- 440Whanganui Girls' CollegeWhanganui East · State Secondary (Year 9-15)Equity Index (EQI) 493 · 362 students
- 526Te Kura o KokohuiaCastlecliff · State CompositeEquity Index (EQI) 532 · 230 students
- 619TKKM o TupohoCastlecliff · State CompositeEquity Index (EQI) 549 · 179 students
- 79Whanganui City CollegeWhanganui · State Secondary (Year 9-15)Equity Index (EQI) 547 · 286 students
| # | School | Sector | Success Index (NZ) | Equity Index (EQI) | Students |
|---|---|---|---|---|---|
| 1 | Whanganui Collegiate School Whanganui · Secondary (Year 9-15) · Years 9–13 | State integrated | 69.6 Top 25% | 417 | 371 |
| 2 | Whanganui High School Whanganui · Secondary (Year 9-15) · Years 9–13 | State | 55.1 Top 50% | 482 | 1,475 |
| 3 | Cullinane College Whanganui · Secondary (Year 9-15) · Years 9–13 | State integrated | 52.2 Top 50% | 497 | 492 |
| 4 | Whanganui Girls' College Whanganui East · Secondary (Year 9-15) · Years 9–13 | State | 39.8 Lower 50% | 493 | 362 |
| 5 | Te Kura o Kokohuia Castlecliff · Composite · Years 1–13 | State | 25.7 Lower 50% | 532 | 230 |
| 6 | TKKM o Tupoho Castlecliff · Composite · Years 1–13 | State | 18.7 Lower 50% | 549 | 179 |
| 7 | Whanganui City College Whanganui · Secondary (Year 9-15) · Years 9–13 | State | 9.3 Lower 50% | 547 | 286 |
Whanganui Collegiate School in Whanganui leads the 2026 list of secondary schools in Whanganui District with a Success Index (NZ) of 69.6. Of the 7 schools shown, 5 are state, 2 are state integrated.
For the full picture see the wider Manawatū-Whanganui secondary schools rankings, every school on the Whanganui District page, or the comparison tool to put a shortlist side by side.
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Frequently asked questions
What is the best secondary school in Whanganui District?
Whanganui Collegiate School in Whanganui, Manawatū-Whanganui ranks first among secondary schools in Whanganui District with a Success Index (NZ) of 69.6 out of 100 (Equity Index (EQI): 417).
How are secondary schools in Whanganui District ranked?
Each school's Success Index (NZ) combines 5 factors: equity index (fewer barriers is higher) (45%), roll size (10%), roll growth (5 years) (15%), school leavers with ncea level 2+ (20%), school leavers with university entrance (10%). Each factor is a percentile against schools of the same type across New Zealand. Schools with fewer than 60 students are excluded from rankings.
Are these 2026 rankings official?
No. They are computed by Success Tutoring from official New Zealand data (Ministry of Education – Schools Directory; Ministry of Education – School leaver attainment (Find a school)). The Equity Index describes the student community, not teaching quality.