St Martins

NZDep 4
Pop 2,805Median age 40Christchurch City

St Martins is a small suburb in Canterbury with a population of 2,805 and a median age of 40. Median personal income is $42K per year. The main ethnic groups are European, Māori, Asian.

Median weekly rent in St Martins is $570 (570 houses, 360 units). This represents approximately 70% of median weekly personal income.

Livability indicators for St Martins: NZDep decile 4 (moderate deprivation); 2 schools with avg EQI 410.

In 2026, St Martins recorded 1 building approval (1 house, 0 units), down 95.2% year-on-year.

INVESTMENT SIGNALS
Rent Affordability70% Stretched
School QualityEQI 410 Average
DeprivationDecile 4 Moderate
Development-95% Slowing
RENTAL MARKET
Median Rent /wk$570
House Rent /wk$570
Unit Rent /wk$360
Rent-to-Income69.9%
Lodgements39
1/10/2025
DEMOGRAPHICS
Population2,805
Median Age40
Household Size
Personal Income$42K/yr
Household Income
ETHNICITY
European79.6%
Māori8.8%
Asian5.6%
Pacific Peoples3.6%
MELAA2.3%
TOP INDUSTRIES
Professional, Scientific and Technical234
Education and Training150
Health Care and Social Assistance144
SCHOOLS (2)
Avg EQI410
Total Students994
State : Integrated1
State1
Hillview Christian SchoolComposite · State : Integrated · EQI 418 · 534 students
St Martins SchoolFull Primary · State · EQI 402 · 460 students
LIVABILITY (NZDep 2023)
Deprivation Decile4/10
NZDep Score963
Moderate deprivation — typical of many NZ suburbs.
DEVELOPMENT
Approvals (2026)1
  Houses1
YoY Change-95.2%
Data: Stats NZ Census 2023 · MBIE · MoE · NZDep2023