| Nationality | Tongan(s) |
| Population (July 2010 est.) | 122,580 |
| Annual population growth rate (2010 est.) | 1.282% |
| Age Structure |
0-14 years, 36.2 15-64 years, 59.7 65 years and over, 4.2 % |
| Urbanization |
urban population: 25% of total population (2008) rate of urbanization: 1.6% annual rate of change (2005-10 est.) |
| Ethnic groups | Tongan 98%, other Polynesian, European |
| Languages | Official: Tongan, English |
| Religion | Christian (Wesleyans, Roman Catholics, Mormons, Anglicans, Church of Tonga, Free Church of Tonga and Seventh Day Adventists) |
| Life expectancy (2010 est.) | Total 71.03 years; Male 68.46 years, Female 73.73 years |
| Infant mortality rate | 11.28 deaths/1,000 live births |