One Tree Hill College

Secondary (Year 9-15) · State · Penrose, Auckland

1,479 students on the roll in Penrose · EQI 466 · an enrolment scheme in place.

Its rating

Final decile (2022): 3. Current Equity Index: 466. Decile and EQI describe the community a school draws its students from, they say nothing about how well it teaches.

The record

421 Great South Road, Penrose, Auckland, 1546
Roll: 1,479 (September 2026)
Co-Educational
Donations should not be requested, unless for a school camp
Opened 1955
An enrolment scheme is in place.
Isolation index 0.2, the Ministry’s remoteness measure; higher is more remote
Phone: 09-579 5049
Email: office@onetreehillcollege.school.nz
Contact: Nicholas Coughlan
Website: onetreehillcollege.school.nz

Who the roll is

European 378 · 26%

Māori 256 · 17%

Pacific 490 · 33%

Asian 670 · 45%

MELAA 78 · 5%

Other 18 · 1%

International 32 · 2%

Students may identify with more than one group, the counts are the Ministry’s own and need not sum to the roll.

Enrolment zone

One Tree Hill College, in force from 2025-05-01 · 23 km²

Indicative only, the school’s written enrolment scheme is the legal boundary. Confirm with the school before relying on it.

Other schools near here

Ellerslie School, decile 9 · EQI 373 · 479 m
Oranga School, decile 3 · EQI 437 · 780 m
St Mary's School (Ellerslie), decile 7 · EQI 367 · 860 m
Michael Park School, decile 8 · EQI 388 · 1.3 km
Te Papapa School, decile 2 · EQI 510 · 1.5 km
Bailey Road School, decile 3 · EQI 488 · 1.9 km
Remuera Intermediate, decile 8 · EQI 380 · 2.0 km
Cornwall Park District School, decile 9 · EQI 350 · 2.0 km

Ministry of Education school directory via data.govt.nz · zones via the Ministry’s enrolment-zone map · refreshed 3 October 2026.

What stood on this ground before → · On the map →

Questions, answered briefly

What kind of school is One Tree Hill College?

Secondary (Year 9-15) · State · Co-Educational, in Penrose.

How many students does One Tree Hill College have?

1,479 on the roll at September 2026, the Ministry of Education’s count.

What is One Tree Hill College's Equity Index?

EQI 466, its final decile (2022, before the EQI replaced it) was 3.

Does One Tree Hill College have an enrolment zone?

1 zone polygon on record. The boundary drawn here is indicative; the Ministry’s written scheme is the legal answer.