# Mairehau vs Merivale, the record side by side

| | [Mairehau](https://www.chch.live/mairehau) | [Merivale](https://www.chch.live/merivale) |
|---|---|---|
| Population | **7,100 (2023)** | 5,560 (2023) |
| 2023 Census (SA1 join) | **7,053 (indicative)** | 5,340 (indicative) |
| Census households | **2,670** | 2,217 |
| Under 15 (Census) | **18%** | 15% |
| 65+ (Census) | 17% | **21%** |
| Area | **4.53 km²** | 2.08 km² |
| People per km² | 1,567 | **2,673** |
| Reports filed | **6,750** | 4,878 |
| Rank on the roll | **19th of 108** | 30th of 108 |
| Reports per km² | 1,490 | **2,345** |
| First report on record | 2015 | 2015 |
| Busiest day | **2016-04-21 (57 reports)** | 2023-07-19 (34 reports) |
| Crashes on record | 269 (4 fatal · 44 serious) | **284 (0 fatal · 58 serious)** |
| Epicentres inside the outline | — | — |
| Of the outline, red-zoned | — | — |
| The 2011 grade | TC2 (77.9% of the outline) | TC2 (133.9% of the outline) |
| Flooded on record | **38.9% (2 events)** | 7.4% (2 events) |
| The sea’s reach | — | — |
| Slope-hazard bands | — | — |
| The remembered ground | — | — |
| The wild ledger | — | — |
| The kept view | — | — |
| The waiting water | **9% high-hazard (65% managed), 5 ponding** | 0% high-hazard (55% managed) |
| The quiet lines | 72% of the outline, bird-strike buffer | **all of the outline, bird-strike buffer** |
| The drawn water | **173 reaches (Dudley Creek, Winters Road Drain), 7% setback strips** | 39 reaches (Wilkins Drain, Cross Stream), 4% setback strips, held edge |
| The allowed shape | 7% under density overlays, Suburban Density Transition | **37% under density overlays, Medium Density** |
| The rebuild’s receipts | **2,710 frames filed (2001–2017)** | 1,697 frames filed (2010–2016) |
| The pedal network | **0.0 km inside the outline** | 0.0 km inside the outline, Northern Line |
| The remembered names | 1 plaque, Walter Park | **7 plaques, Elmwood Park, Millbrook Reserve** |
| The rules on the ground | 5 drawn rules, Te Ngai Tuahuriri Runanga | **20 drawn rules, Te Ngai Tuahuriri Runanga** |
| On the hazard register | **10 parcels (1 current)** | 2 parcels (1 current) |
| Made ground on file | 127 parcels (9 unvouched) | 150 parcels (2 unvouched) |
| Surveyed rocks | — | — |
| Cleanups on file | 7 parcels (1 verified) | — |
| The model’s verdict | medium (51% of the outline) | medium (68% of the outline) |
| Engineered defences | — | — |
| The canopy | **1,656 trees (6 veterans, 751 remembered felled)** | 1,195 trees (74 veterans, 520 remembered felled) |
| The plan’s word | Residential Suburban (42% of the outline, 57% residential) | Residential Suburban (31% of the outline, 70% residential) |
| The plan’s reservations | **23% of the outline (11 designations, pipes, movement, learning)** | 4% of the outline (3 designations, learning) |
| The plan’s exceptions | — | 1% of the outline (2 matters, heritage) |
| The listed city | — | 24 scheduled items (2 highly significant) |
| The usual complaints | Graffiti (1,308), Water Leak (757), Roading/Streets (638) | Graffiti (768), Roading/Streets (654), Water Leak (520) |
| Schools | 1 | **6** |
| Parks | **11** | 6 |
| Facilities | 0 | 0 |
| Tracks | **18** | 10 |
| Bus stops | 32 | **33** |
| Bus routes through | 5 | 5 |
| Heritage places | 0 | **33** |

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

## Questions, answered briefly

**What is the difference between Mairehau and Merivale?**

Mairehau counts 7,100 people (2023) to Merivale's 5,560; Mairehau covers 4.53 km², Merivale 2.08 km²; the record holds 6,750 reports for Mairehau and 4,878 for Merivale.

**Which has more heritage places, Mairehau or Merivale?**

Merivale, 33 on the heritage register to the other’s 0.

**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=mairehau&b=merivale
Data: https://api.chch.live/suburb?slug=mairehau · https://api.chch.live/suburb?slug=merivale