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Cook Islands

Population

12,713

Estimated as of Oct 22, 2026View source
Population rank
226th
Share of world
< 0.01%
Annual change
−4373.32%

Population of Cook Islands

020K40K60K80K100K95% prediction intervalPeak202612.7K2050 projection9.3K↓ 27% from 202619601980200020202040206020802100

Source: United Nations — World Population Prospects (2024 Revision)

Current population estimate: 12,713. 2050 projection: 9,337.Use the arrow keys on the chart to inspect individual years.

Historical population estimates for Cook Islands. Annual change is shown as a percentage.
202612,8263.32%226
202513,2633.25%226
202015,6433.01%225
201916,1292.81%225
201816,5962.65%225
201717,0471.64%225
201517,4460.55%225
201016,9762.33%225
200515,1320.93%225
200015,8542.27%224

Showing 10 of 19 years.

Population by City

Aitutaki is home to 1,776 people, 13.85% of Cook Islands' population.

City population1K700300
Kiikii-Tupapa-Maraerenga 1.7KNikao-Panama 1.5KTitikaveka 1.3KRuaau-Arerenga 1.2KMatavera 1.0KAvatiu-Ruatonga-Atupa 974.0Avarua 974.0Ngatangiia 795.0Murienua 794.0
Largest cities by 2026 population and share of the national population.
1Aitutaki1.8K13.85%
2Kiikii-Tupapa-Maraerenga1.7K13.64%
3Nikao-Panama1.5K11.59%
4Titikaveka1.3K9.95%
5Ruaau-Arerenga1.2K9.35%
6Matavera1.0K7.94%
7Avatiu-Ruatonga-Atupa974.07.59%
8Avarua974.07.59%
9Ngatangiia795.06.20%
10Murienua794.06.19%

Cook Islands by the Numbers

Estimated as of Oct 22, 2026

Population
Cook Islands is home to an estimated 12,713 people, the 226th largest population in the world.
Daily change
Cook Islands has a net population change of approximately -1 people per day, driven by 0 births, 0 deaths, and net emigration of 1 people.
Share of world
Cook Islands makes up < 0.01% of the world's population and 0.03% of Oceania's.
Density
53.4 people per km² of land (138.4 per mi²), ranking 162nd among countries and territories.

Cook Islands Demographics

Age & longevity

MaleFemale95–99 years, male: 195–99 years, female: 490–94 years, male: 1390–94 years, female: 2285–89 years, male: 4085–89 years, female: 7480–84 years, male: 10380–84 years, female: 13675–79 years, male: 18875–79 years, female: 19770–74 years, male: 24270–74 years, female: 27065–69 years, male: 34965–69 years, female: 37160–64 years, male: 46160–64 years, female: 47155–59 years, male: 46755–59 years, female: 47350–54 years, male: 40850–54 years, female: 47445–49 years, male: 35945–49 years, female: 42540–44 years, male: 35640–44 years, female: 40535–39 years, male: 32635–39 years, female: 36730–34 years, male: 21530–34 years, female: 30425–29 years, male: 18525–29 years, female: 22320–24 years, male: 40920–24 years, female: 38815–19 years, male: 64915–19 years, female: 60910–14 years, male: 63710–14 years, female: 5705–9 years, male: 5095–9 years, female: 4720–4 years, male: 3650–4 years, female: 341100+95–9990–9485–8980–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–4200200400400600600

Hover or tap an age group to see exact counts. Use the up and down arrow keys to inspect age groups.

Median age

39.1 yrs

World: 31

Life expectancy

75.9 yrs

World: 73.8

Male

48.78%

Female

51.22%

Life expectancy 72.4Life expectancy 79.5

Related Pages

Sources

  1. World Population Prospects (2024 Revision) - United Nations population estimates and projections.
  2. World Population Prospects (2024 Revision) - Cook Islands United Nations Graphs/Profiles
  3. Cook Islands Statistics Office