Trentham School
🇳🇿 Official data · 2026Trentham, Wellington 5018 · Upper Hutt City
#129 of 176 contributing schools in Wellington
#999 of 1,559 nationally
About Trentham School
Trentham School is a state contributing located in Trentham, in the Upper Hutt City territorial authority of Wellington, New Zealand. It caters for Years 1–6. In 2026 it enrolled 377 students. Government-funded schools, free to attend apart from donations and activity fees.
Its Success Index (NZ) is 45.1 out of 100, placing it in the lower 50% of contributing schools in New Zealand and 129th of 176 ranked contributing schools in Wellington. Its strongest component is roll size (77th percentile), and its weakest is roll growth (5 years) (28th percentile).
Other published figures: māori students 25.5%; pacific students 16.7%; international students 0%.
There are 7 schools in Trentham; Trentham School ranks 6th of 6 scored schools there.
Success Index (NZ) breakdown
Each component is a percentile against contributing schools across New Zealand.
- Equity Index (fewer barriers is higher) (45%)464
- Roll size (10%)377
- Roll growth (5 years) (15%)-15.6%
- School leavers with NCEA Level 2+ (20%)–
- School leavers with University Entrance (10%)–
The Success Index (NZ) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for Trentham School by the official sources.
- Equity Index (EQI)
- 464
- Ministry of Education measure of socio-economic barriers faced by students; lower means fewer barriers.
- Total roll
- 377
- Total enrolled students.
- Roll growth (5 yrs)
- -15.6%
- Change in total roll over five years.
- Māori students
- 25.5%
- Share of roll identifying as Māori.
- Pacific students
- 16.7%
- Share of roll identifying as Pacific peoples.
- International students
- 0%
- Share of roll who are international fee-paying students.
Total roll trend
How total roll at Trentham School has changed over time.
Free academic assessment
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Schools near Trentham School
Closest schools by straight-line distance, with their Success Index (NZ).
Upper Hutt College
Trentham · State secondary (year 9-15) · Years 9–13
1,125 students · 451 m away
Fergusson Intermediate (Trentham)
Trentham · State intermediate · Years 7–8
333 students · 675 m away
Titiro Whakamua
Trentham · State teen parent unit
· 728 m away
Heretaunga College
Trentham · State secondary (year 9-15) · Years 9–13
850 students · 875 m away
Maidstone Intermediate
Upper Hutt · State intermediate · Years 7–8
558 students · 1.4 km away
Hutt International Boys' School
Trentham · State integrated secondary (year 7-15) · Years 7–13
652 students · 1.5 km away
St Brendan's School (Heretaunga)
Heretaunga · State integrated full primary · Years 1–8
293 students · 1.6 km away
Fraser Crescent School
Elderslea · State contributing · Years 1–6
301 students · 1.6 km away
Upper Hutt School
Wallaceville · State contributing · Years 1–6
455 students · 1.7 km away
New Zealand Performance Academy Aotearoa
Trentham · Charter secondary (year 9-15) · Years 9–13
· 2.0 km away
Similar schools
State contributing schools in Wellington with a comparable Equity Index (EQI).
Paraparaumu School
Paraparaumu · State full primary · Years 1–8
307 students
Dalefield School
Carterton · State full primary · Years 1–8
76 students
Fraser Crescent School
Elderslea · State contributing · Years 1–6
301 students
Solway School
Solway · State contributing · Years 1–6
252 students
Tinui School
Tinui · State full primary · Years 1–8
19 students
Birchville School
Birchville · State contributing · Years 1–6
136 students
Frequently asked questions
Is Trentham School a good school?
Trentham School has a Success Index (NZ) of 45.1 out of 100 (Lower 50% of contributing schools in New Zealand) and ranks #129 of 176 in Wellington. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does Trentham School rank in Wellington?
Trentham School ranks #129 of 176 contributing schools in Wellington and #999 of 1,559 nationally on the Success Index (NZ) (2026 data).
How many students attend Trentham School?
Trentham School had 377 students in 2026, a change of -16% over five years.
Is Trentham School a primary school or a secondary school?
Trentham School is classified as a contributing covering Years 1–6. It is a state school.
What other schools are near Trentham School?
There are 10 schools within 15 km of Trentham School; they are listed on this page with their Success Index (NZ) and distance, and can be compared side by side.