# Coutts Island vs Kainga, the record side by side

| | [Coutts Island](https://www.chch.live/coutts-island) | [Kainga](https://www.chch.live/kainga) |
|---|---|---|
| Population | — | 480 (June 2025) |
| 2023 Census (SA1 join) | — | 759 (indicative) |
| Census households | — | 264 |
| Under 15 (Census) | — | 19% |
| 65+ (Census) | — | 13% |
| Area | **12.01 km²** | 2.88 km² |
| People per km² | — | 167 |
| Reports filed | **428** | 407 |
| Rank on the roll | **90th of 108** | 91st of 108 |
| Reports per km² | 36 | **141** |
| First report on record | 2015 | 2015 |
| Busiest day | 2026-10-01 (7 reports) | **2020-09-04 (11 reports)** |
| Crashes on record | 5 (0 fatal · 2 serious) | **48 (2 fatal · 15 serious)** |
| Epicentres inside the outline | 2 (biggest M3.2) | — |
| Of the outline, red-zoned | — | — |
| The 2011 grade | — | TC2 (7.6% of the outline) |
| Flooded on record | — | — |
| The sea’s reach | — | 9% of the outline |
| Slope-hazard bands | — | — |
| The remembered ground | 2% of the outline | — |
| The wild ledger | 7% of the outline | **13% of the outline** |
| The kept view | 13% of the outline (+13% outstanding) | **26% of the outline (+26% outstanding)** |
| The waiting water | **11% high-hazard** | 2% high-hazard (37% managed) |
| The quiet lines | 88% of the outline (85% under the airport’s contours), bird-strike buffer | — |
| The drawn water | 104 reaches (Waimakariri River South Branch, Otukaikino Creek), 13% setback strips, held edge | **26 reaches (Northern Plant Drain, Northern Plant Drain Branch), 17% setback strips, held edge** |
| The allowed shape | — | — |
| The rebuild’s receipts | — | 140 frames filed (2010–2013) |
| The pedal network | — | 0.0 km inside the outline |
| The remembered names | **8 plaques, Coutts Island War Memorial, Groynes** | 2 plaques, Riverlea Recreation Reserve, Riverlea Estates Reserve |
| The rules on the ground | **7 drawn rules, Te Ngai Tuahuriri Runanga** | 1 drawn rule, Te Ngai Tuahuriri Runanga |
| On the hazard register | 1 parcel (none current) | **5 parcels (5 current)** |
| Made ground on file | 3 parcels (all vouched or natural) | 17 parcels (1 unvouched) |
| Surveyed rocks | — | — |
| Cleanups on file | — | — |
| The model’s verdict | possible (98% of the outline) | possible (100% of the outline) |
| Engineered defences | — | — |
| The canopy | 51 trees (7 veterans, 16 remembered felled) | **599 trees (58 veterans, 128 remembered felled)** |
| The plan’s word | Rural Waimakariri (75% of the outline) | Industrial Heavy (29% of the outline) |
| The plan’s reservations | — | 1% of the outline (1 designation, movement) |
| The plan’s exceptions | — | — |
| The listed city | — | — |
| The usual complaints | Dumped Rubbish (122), Parks (58), Rubbish/Recycling (44) | Dumped Rubbish (70), Parks (53), Graffiti (47) |
| Schools | 0 | 0 |
| Parks | 4 | 4 |
| Facilities | 0 | 0 |
| Tracks | **1** | 0 |
| Bus stops | — | 4 |
| Bus routes through | — | 1 |
| Heritage places | 1 | 1 |

Same record, same caveats, the stream counts reports, not virtue.

## Questions, answered briefly

**What is the difference between Coutts Island and Kainga?**

Coutts Island covers 12.01 km², Kainga 2.88 km²; the record holds 428 reports for Coutts Island and 407 for Kainga.

**Which has more heritage places, Coutts Island or Kainga?**

Even, 1 each on the heritage register.

**Where do these numbers come from?**

The same public record for both, council reports, the crash register, the heritage schedule, Stats NZ’s counts. The stream counts reports, not virtue; the caveats are each suburb’s own.

HTML: https://www.chch.live/compare?a=coutts-island&b=kainga
Data: https://api.chch.live/suburb?slug=coutts-island · https://api.chch.live/suburb?slug=kainga