Abstract |
Tonga’s total population in 2021 was 100,179, which dropped by 0.1 per cent a year between 2016 and 2021. Most Divisions observed similar dropped pattern in the population with the highest drop of 1.6 per cent per year in Ha’apai since the last census while an increase of 0.6 per cent per year in Vava’u between 2016 and 2021. The population that resides in households were of 99,429 while population resides in institutions were of 750. About 98 per cent of the total population in Tonga is of Tongan ethnic origin.
Of the 100,179 people on census night, 48,749 were male and 51,430 were female. This gives a sex ratio of 95 males per 100 females.
Tonga has a relatively young population, with a median age of 22 years. About 42% of the total population were of children age 0-17 while those of 65 years of age and above were only 6%.
Tongatapu’s population was 74,320, constituting of 74% of Tonga’s total population.
The urban population was 21,185 which is slightly more than one fifth of the total population. The urban population includes the villages of Kolofo’ou, Ma’ufanga and Kolomotu’a, which make up Nuku’alofa in Tongatapu.
The average population density was 154 people/km2. However, this varies widely across island division and districts. For example, the population density in Tongatapu was 285 people/km2 compared to only 16 people/km2 in Ongo Niua. |