National Population Estimates: At 31 March 2026

National population estimates give the best available measure of the population, by age and sex, usually living in Aotearoa New Zealand.

Access data in Infoshare

Use Infoshare to view and download time-series data for annual and quarterly national population estimates by single-year of age, five-year age groups, and selected age groups.

Subject category: Population
Group: Population estimates - DPE

'As at' population estimates indicate the population at a given point in time, and can be used as denominators for stock populations, such as population shares at a given date or population change between two dates.

'Mean year ended' population estimates indicate the average population over a year and can be used as denominators for rates of events occurring during the year, such as births, deaths, and migration. 'Mean quarter ended' population estimates similarly indicate the average population over a quarter.

Definitions and metadata

National population estimates - DataInfo+ gives general methodology used to produce national population estimates, and related metadata.

Technical enquiries

Bridget Snodgrass
[email protected]
04 931 4600

ISSN 1178-0576

Next release

National population estimates: At 30 June 2026 will be released on 18 August 2026.

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