Percentage of the population with unmet healthcare need due to cost for Statistical Area 2 (2018) units. Original data sourced from Census 2018 and New Zealand Health Survey 2017/18 and 2018/19. Data provided are synthetic data produced from spatial microsimulation modelling.

UNICEF's country profile for New Zealand, including under-five mortality rates, child health, education and sanitation data.

See story map for coverage and composition rates.Download lookup file from Stats NZ map hub or Stats NZ geographic data service.Interim coverage ratesCoverage rates use dual system estimation (DSE) benchmarks as the denominator to calculate interim coverage rates. Dataset contains interim coverage rates for the usually resident population and for people of Māori descent, and for Māori, Pacific, and Asian ethnic groups.Composition ratesDataset contains composition rates (data sources used to count the census usually resident population) for the usually resident population and for each of the six ethnic groups (European; Māori; Pacific; Asian; Middle Eastern, Latin American, and African (MELAA); and Other).Data sources used to count the census usually resident population:Proportion individual response – census individual forms received.Proportion partial response – partial census form responses (from the paper dwelling form or online household set-up form but where an individual form for the person was not received).Proportion admin enumeration – the use of admin data to add people to the usually resident census population when a census response was not received.

In the Cook Islands in 2024, the population decreased by about 2.24 percent compared to the previous year, making it the country with the highest population decline rate in 2024. Of the 20 countries with the highest rate of population decline, the majority are island nations, where emigration rates are high (especially to Australia, New Zealand, and the United States), or they are located in Eastern Europe, which suffers from a combination of high emigration rates and low birth rates.