40 districts and villages in the Cook Islands, ranked by population at the census of December 1, 2011 (by Cook Islands Statistics Office). 7 places have a newer figure, from the 2021 census.
| Rank | District or Village | Population |
|---|---|---|
| 1 | Avarua | 5,113(2021 census) |
| 2 | Arorangi | 2,661(2021 census) |
| 3 | Titikaveka | 1,276(2021 census) |
| 4 | Matavera | 1,018(2021 census) |
| 5 | Ngatangiia | 795(2021 census) |
| 6 | Vaipae | 411 |
| 7 | Amuri | 321 |
| 8 | Nikaupara | 245 |
| 9 | Te Makatea | 241 |
| 10 | Tautu | 207 |
| 11 | Ureia | 192 |
| 12 | Roto | 190 |
| 13 | Reureu | 183 |
| 14 | Areora | 173 |
| 15 | Omoka | 168 |
| 16 | Yato | 166 |
| 17 | Arutanga | 143 |
| 18 | Tauhunu | 136 |
| 19 | Auta-Atai | 124 |
| 20 | Teenui | 115 |
| 21 | Kimiangatau | 108 |
| 22 | Makatea-Areora | 102 |
| 23 | Tukao | 102 |
| 24 | Tamarua | 97 |
| 25 | Ngake | 95 |
| 26 | Mapumai | 92 |
| 27 | Nassau | 92(2021 census) |
| 28 | Ngatiarua | 89 |
| 29 | Ivirua | 77 |
| 30 | Tavaenga | 72 |
| 31 | Vaitupa | 69 |
| 32 | Takaue | 65 |
| 33 | Numahanga | 53 |
| 34 | Tengatangi | 51 |
| 35 | Karanga | 50 |
| 36 | Te Tautua | 45 |
| 37 | Ngatiarua | 37 |
| 38 | Kaumata | 25 |
| 39 | Palmerston | 25(2021 census) |
| 40 | Matara | 24 |
Source: Cook Islands Statistics Office (2011 census), via City Population by Thomas Brinkhoff.