The 2016 Cook Islands Census took place on December 1, 2016.

[1] The population of the Cook Islands was counted as 17,434 – a decrease of 360 (2.06%) from the 2011 census.

[1] The largest ethnic groups in 2016 were 78.2% Cook Islands Māori, 7.6% part Cook Islands Māori, and 14.2% other ethnic groups.

[1] Data is for the census usually-resident population count.

Data is for the census usually-resident population count.