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Full Primary · State

Sumner School

Colenso Street, Sumner · Canterbury

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Total roll 363
EQI 382
Founded 1876
76

Composite score

Established

B+

Above median

Rank #734 of scored NZ schools

In summary

Sumner School's board has attested to meeting all regulatory and legislative requirements across six compliance areas as of September 2024, including Board Administration, Curriculum, Health and Safety, Personnel Management, Finance, and Assets. No composite score is currently available.

Best suited for

Students aged 5-11 in Sumner looking for a state-funded setting with an established ERO profile.

Is Sumner School a good school?

Sumner School scores 76/100 on the SchoolsNearMe composite — a weighted average of 5 axes (academic, outcomes, retention, wellbeing, trajectory). Above median nationally. The full breakdown is below; every input links to its source.

Strengths from the latest ERO report

  • Learner progress, achievement and wellbeing are increasingly equitable and excellent
  • Leaders purposefully build transparent, trusting relationships with staff and the wider community
  • A variety of high-quality assessment practices are used to gain detailed understanding of each learner

Summary derived from ERO reports + audited financials + MoE records. Every claim links to its source — see data transparency at the bottom of this page.

Score breakdown

6 axes, each scored 0–100 on a national absolute scale. As at 2025.

How this is computed
Wellbeing
35%
standdowns 0.0/1k · suspensions 0.0/1k · exclusions 0.0/1k · top 10% of band (n=536) · why?
Composite of stand-downs, suspensions, and exclusions per 1,000 students (lower is better). Formula: standdowns/1k + 2× suspensions/1k + 5× exclusions/1k. Small primary schools with no rows score top of band ("no incidents reported"). Source: Education Counts student engagement. Year: 2024. Peer comparison: top 10% of band (n=536).
100
Trajectory
25%
-17.2% roll over 5yr (2020→2025) · bottom quartile of band (n=534) · why?
5-year change in total roll. −20% → 0 score, 0% → 50, +20% → 100. Source: Education Counts roll history. Year: 2025. Peer comparison: bottom quartile of band (n=534).
29
ERO review
40%
84/100 from ERO review 2024-12 · above band median (n=539) · why?
Composite score from the most recent Education Review Office report (Haiku-extracted 0–100 from the published review text). For primary schools this is the heaviest axis (40%) because NCEA-style outcomes data isn't applicable. Source: ERO via Wayback archive. Year: 2024. Peer comparison: above band median (n=539).
84

⚠ Insufficient EQI-band peers (n<10) to compute per-axis percentile context. The score above is absolute; treat it as a single-school read rather than a peer comparison.

Real ERO composite (from the latest review): 84/100.

Latest ERO review

2024-12-06 · Shelley Booysen, ERO

ERO report
  • Most students achieve at the expected curriculum level in reading, writing and mathematics
  • Students achieve equitably; leaders and teachers prioritise practices that successfully identify and address disparity within and between groups
  • A large majority of learners attend school regularly, but attendance is not yet meeting Ministry of Education targets
  • Collaborative, distributed leadership is strongly committed to and focused on pursuit of the school's strategic goals
  • A strong culture of evidence-based, quality teaching and reflective practice is encouraged and actively supported by leaders
"Collaborative, distributed leadership is strongly committed to and focused on pursuit of the school's strategic goals to sustain outcomes for learners."
— ERO, 2024-12-06 (leadership)

Composite score across reviews

3 ERO reviews on file, 2015–2024. Click a point to read that review.

latest 84
0 25 50 75 100 201520202024 2015-05-05 · 88/100 2020-06-11 · 83/100 2024-12-06 · 84/100

Audited financials

Year ended 2024 · Audit opinion: n/a

Annual report

Total revenue

$3.95M

Surplus / (deficit)

$222k

Net assets / equity

$0.74M

Discipline (age-standardised, per 1,000 students)

Stand-down = sent home temporarily. Suspension = formal investigation. Exclusion = removed from school. National averages shown for comparison.

Education Counts

Stand-downs · 2024

0.0

· NZ avg ~37

Suspensions · 2024

0.0

· NZ avg ~5

Exclusions · 2024

0.0

· NZ avg ~1.5

Government funding

Crown funding only (school operations + teacher salaries + property). Excludes locally-raised funds, international fees and trading income — those are in the audited financial report above.

Education Counts

Total Crown funding · 2022

$2.39M

Per-student funding · 2022

$6,585

2018

$3.3M

2019

$6.3M

2020

$3.0M

2021

$2.8M

2022

$2.4M

Roll by year level

July 2025 roll return.

Education Counts
  • Year 01
    29
  • Year 02
    43
  • Year 03
    44
  • Year 04
    43
  • Year 05
    45
  • Year 06
    51
  • Year 07
    41
  • Year 08
    46

Roll by ethnicity

Share of total roll. Students who identify with multiple ethnicities are counted once.

Education Counts
  • European/Pākehā
    93.7%
  • Māori
    6.1%
  • Other / MELAA
    3.3%
  • Asian
    2.8%
  • Pacific
    1.1%

Location

Colenso Street, Sumner. Nearby schools marked in grey.

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Frequently asked

Is Sumner School a good school?

Sumner School scores 76/100 on the SchoolsNearMe composite — a weighted average of 5 axes (academic, outcomes, retention, wellbeing, trajectory). Above median nationally. The full breakdown is below; every input links to its source.

What does the latest ERO review say?

ERO's 2024-12 review identified 5 key findings. Most students achieve at the expected curriculum level in reading, writing and mathematics

How do I enrol my child at Sumner School?

Contact the school directly on 03-3266546, email admin@sumner.school.nz, or visit www.sumner.school.nz. For state schools, check your home address against the school's enrolment zone — some schools are in-zone-only.

What are the fees?

Sumner School is a state school. There is no tuition fee for domestic students; voluntary donations may be requested.

What is the roll size?

Sumner School has 363 students, with an EQI of 382 (lower socio-economic need).

When was the school last reviewed by ERO?

The Education Review Office last reviewed Sumner School in 2024-12, signed by Shelley Booysen. 5 ERO reports are on file in our archive.

Data transparency

Every fact on this page links to its source. We never publish a claim without provenance — read our methodology for the full rules.

Last updated

31 Dec 2024

Source documents

4 cited

Spot an error?

Report a correction

Sourced from

  • ero.govt.nz
  • web.archive.org
  • schoolsdata.co.nz
  • crimestats.co.nz