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Onslow

Statististical Area in Wellington Agglomeration

Contents: Population

The population development of Onslow as well as related information and services (Wikipedia, Google, images).

OnslowStatististical AreaWellington1,2901,3101,4201,7501,8801,8501,850
WellingtonUrban Agglomeration343,900352,800374,000387,900417,800423,400427,600

Source: Statistics New Zealand / Te Tari Tatau.

Explanation: Statistical areas in 2025 boundaries. Population estimates for 2023 and later are based on the results of the 2023 census.


Further information about the population structure:

Gender (E 2025)
Males920
Females930
Age Groups (E 2025)
0-14 years280
15-64 years1,320
65+ years250
Age Distribution (E 2025)
90+ years5
80-89 years45
70-79 years105
60-69 years200
50-59 years260
40-49 years285
30-39 years280
20-29 years255
10-19 years255
0-9 years150
Religion (C 2023)
Anglicans93
Catholics153
Presbyterians42
Other Christian162
Muslims33
Buddhists18
Hindus36
No religion1,125
Place of Birth (C 2023)
New Zealand1,134
Oceania69
Europe201
Asia213
Other country144
Languages Spoken (*) (C 2023)
English1,728
Māori45
Samoan24
Mandarin72
Hindi33
Other Languages402
Ethnic Group (*) (C 2023)
European1,317
Maori153
Pacific60
Asian339
Other group114

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