Diamond Harbour

NZDep 2
Pop 1,608Median age 54Christchurch City

Diamond Harbour is a small community in Canterbury with a population of 1,608 and a median age of 54. Median personal income is $38K per year. The main ethnic groups are European, Māori, Pacific Peoples.

Livability indicators for Diamond Harbour: NZDep decile 2 (low deprivation (affluent)); 1 school with avg EQI 412.

In 2026, Diamond Harbour recorded 1 building approval (1 house, 0 units), down 91.7% year-on-year.

INVESTMENT SIGNALS
School QualityEQI 412 Average
DeprivationDecile 2 Low
Development-92% Slowing
DEMOGRAPHICS
Population1,608
Median Age54
Household Size
Personal Income$38K/yr
Household Income
ETHNICITY
European90.0%
Māori6.5%
Pacific Peoples1.6%
Asian1.4%
MELAA0.5%
TOP INDUSTRIES
Professional, Scientific and Technical123
Education and Training108
Construction102
SCHOOLS (1)
Avg EQI412
Total Students110
State1
Diamond Harbour SchoolFull Primary · State · EQI 412 · 110 students
LIVABILITY (NZDep 2023)
Deprivation Decile2/10
NZDep Score917
Low deprivation — among the least deprived areas in NZ.
DEVELOPMENT
Approvals (2026)1
  Houses1
YoY Change-91.7%
Data: Stats NZ Census 2023 · MBIE · MoE · NZDep2023