🇨🇰 Cook Islands Population 2026

As of 2026, the population of Cook Islands is 12,826, ranking #226 in the world (0.00% of the global population), based on UN World Population Prospects 2024. The population is shrinking at -3.26% per year. The biggest city is Avarua with 13,373 inhabitants.

Live estimate

12,819

Growth rate
-3.26%
Density
53
people / km² (138 / mi²)
Median age
38.1
Fertility rate
1.97
births per woman
Life expectancy
75.8
years

Cook Islands population 1950–2100

05.2K10.4K15.7K20.9K19601980200020202040206020802100projection →1950: 14,6931955: 16,1681960: 17,6621965: 18,7791970: 20,4881975: 18,8961980: 17,6961985: 16,8321990: 17,1201995: 17,7812000: 15,8542005: 15,1322010: 16,9762015: 17,4462020: 15,6432025: 13,2632030: 11,4962035: 10,5372040: 9,9472045: 9,6262050: 9,3372055: 8,9942060: 8,6452065: 8,3542070: 8,1912075: 8,1542080: 8,1612085: 8,1702090: 8,1392095: 8,0462100: 7,904
Population of Cook Islands, 1950–2100 — solid: UN estimates, dashed: UN medium-variant projection.

By 2050, the population of Cook Islands is projected to reach 9,337, and 7,904 by 2100.

Cook Islands population by year

YearPopulationGrowthDensity /km²Median age
202612,826-3.26%53.438.1
202513,263-3.44%55.337.1
202413,729-3.47%57.236.1
202314,222-3.59%59.335.1
202214,723-3.35%61.334.1
202115,182-2.80%63.333.3
202015,643-3.18%65.232.7
201916,129-2.94%67.232.5
201816,596-2.78%69.232.1
201717,047-2.58%71.031.8
201617,332-0.76%72.231.5
201517,446-0.55%72.731.1
201417,532-0.44%73.130.7
201317,605-0.39%73.430.3
201217,661-0.25%73.629.9
201117,4552.61%72.729.4
201016,9762.96%70.728.7
200916,4753.04%68.628.0
200815,9813.05%66.627.3
200715,4953.12%64.626.7
200615,2060.62%63.426.1
200515,1320.36%63.025.7
200415,0780.35%62.825.3
200315,0270.32%62.624.8
200214,9670.47%62.424.4
200115,235-3.98%63.524.0
200015,854-3.99%66.123.5
199916,483-3.79%68.723.1
199817,079-3.31%71.222.5
199717,622-2.95%73.422.1
199617,8550.30%74.421.7
199517,7810.54%74.121.5
199417,6890.50%73.721.1
199317,5920.61%73.320.8
199217,4710.77%72.820.4
199117,3101.08%72.120.1
199017,1201.12%71.319.8
198916,9321.09%70.519.4
198816,7531.03%69.818.9
198716,5781.07%69.118.5
198616,602-1.35%69.218.1
198516,832-1.40%70.117.8
198417,062-1.32%71.117.5
198317,279-1.21%72.017.1
198217,471-1.00%72.816.7
198117,605-0.53%73.416.2
198017,696-0.51%73.715.8
197917,778-0.41%74.115.4
197817,849-0.40%74.414.9
197717,910-0.28%74.614.4
197618,248-3.42%76.014.1
197518,896-3.56%78.714.0
197419,558-3.32%81.513.9
197320,188-3.02%84.113.7
197220,770-2.66%86.513.5
197120,8691.70%87.013.4
197020,4881.99%85.413.3
196920,0812.03%83.713.3
196819,6931.88%82.113.3
196719,3261.88%80.513.3
196619,0151.37%79.213.3
196518,7791.12%78.213.6
196418,5860.95%77.413.9
196318,4220.81%76.814.2
196218,2840.70%76.214.5
196118,0382.01%75.214.8
196017,6622.21%73.615.1
195917,2922.01%72.115.5
195816,9681.78%70.715.7
195716,6871.56%69.515.8
195616,4331.50%68.515.8
195516,1681.76%67.415.7
195415,8871.73%66.215.7
195315,6081.82%65.015.6
195215,3391.65%63.915.6
195115,0542.11%62.715.6
195014,6932.76%61.215.7
YearPopulationGrowthDensity /km²Median age
202712,434-2.94%51.839.1
202812,087-2.71%50.440.0
202911,773-2.55%49.140.8
203011,496-2.22%47.941.5
203111,261-1.91%46.942.2
203211,056-1.76%46.142.7
203310,870-1.63%45.343.2
203410,701-1.50%44.643.5
203510,537-1.58%43.943.8
203610,386-1.32%43.344.0
203710,261-1.10%42.844.0
203810,142-1.21%42.343.7
203910,040-0.81%41.842.8
20409,947-1.08%41.438.7
20419,859-0.69%41.136.9
20429,799-0.54%40.836.4
20439,743-0.58%40.636.2
20449,685-0.61%40.436.4
20459,626-0.63%40.136.5
20469,569-0.53%39.936.8
20479,511-0.69%39.637.1
20489,454-0.51%39.437.5
20499,399-0.67%39.237.9
20509,337-0.64%38.938.3
20519,276-0.67%38.638.6
20529,210-0.75%38.439.0
20539,139-0.81%38.139.5
20549,067-0.77%37.839.9
20558,994-0.84%37.540.3
20568,921-0.80%37.240.7
20578,850-0.79%36.941.1
20588,780-0.81%36.641.6
20598,711-0.75%36.342.0
20608,645-0.80%36.042.4
20618,574-0.84%35.742.8
20628,508-0.69%35.543.1
20638,453-0.61%35.243.5
20648,403-0.57%35.043.8
20658,354-0.61%34.844.1
20668,310-0.45%34.644.4
20678,272-0.46%34.544.5
20688,244-0.22%34.444.6
20698,220-0.38%34.244.6
20708,191-0.32%34.144.3
20718,174-0.10%34.144.0
20728,166-0.10%34.043.6
20738,161-0.04%34.043.2
20748,158-0.04%34.042.8
20758,154-0.05%34.042.5
20768,151-0.03%34.042.4
20778,1500.01%34.042.3
20788,1520.04%34.042.3
20798,1570.07%34.042.3
20808,1610.01%34.042.5
20818,1620.03%34.042.7
20828,1640.02%34.043.0
20838,1660.04%34.043.3
20848,1690.04%34.043.7
20858,170-0.02%34.044.0
20868,1690.01%34.044.5
20878,167-0.07%34.044.9
20888,160-0.10%34.045.3
20898,150-0.16%34.045.8
20908,139-0.10%33.946.2
20918,126-0.23%33.946.7
20928,106-0.25%33.847.1
20938,089-0.17%33.747.6
20948,072-0.26%33.648.0
20958,046-0.36%33.548.4
20968,020-0.30%33.448.7
20977,997-0.28%33.349.0
20987,971-0.38%33.249.3
20997,937-0.48%33.149.6
21007,904-0.37%32.949.7

States & provinces of Cook Islands by population

#State / provincePopulationShare
1Rarotonga13,044101.7%
2Aitutaki2,00015.6%
3Mangaia7445.8%
4Pukapuka5074.0%
5Manihiki5003.9%
6Penrhyn3572.8%
7Atiu2972.3%
8Mitiaro2191.7%
9Rakahanga1271.0%
10Palmerston570.4%

State populations: GeoNames (latest official figures, reference dates vary by country).

Biggest cities in Cook Islands

#CityRegionPopulation
1Avarua capitalRarotonga13,373

FAQ

What is the population of Cook Islands in 2026?
The population of Cook Islands is 12,826 in 2026, according to UN World Population Prospects 2024 (medium variant).
What is the biggest city in Cook Islands?
Avarua is the biggest city in Cook Islands with 13,373 inhabitants and it is also the capital.
Is the population of Cook Islands growing or shrinking?
The population of Cook Islands is shrinking at -3.26% per year.

Sources

Explore more: countries by population · by density · by median age · world population