Tonga Flag

Country Information

  • Kingdom of Tonga
  • Kingdom of Tonga
  • Kingdom of Tonga
  • Kingdom of Tonga
  • Kingdom of Tonga
Capital City
Nuku’alofa
Head of State
His Majesty, King Tupou George VI
Head of Government
Prime Minister Pohiva Tu’ionetoa
Official Languages
English
Tongan
Official Currency
Pa’anga
Memberships
1970 – Member of the Commonwealth
1971 – Pacific Forum Secretariat (PIF)
1983 – Pacific Community (SPC)
1984 – International Civil Aviation Organisation (ICAO)
1999 – United Nations
2000 – International Maritime Organisation (IMO)
2013 – PRIF

Infrastructure Indicators

Telecommunication
Proportion of population covered by mobile network (2G) (2018) 98.0%
Proportion of population covered by mobile network (3G) (2018) 96.0%
Proportion of population covered by mobile network (LTE/WiMAX) (2018) 65.0%
Energy
Proportion of population with access to electricity (2017) 98.0%
Renewable energy share in the total final energy consumption (2017) 1.5%
Average annual mean of particulate matter of 2.5 microns in diameter or smaller levels in urban areas (ug/m3) 10.2
CO2 emission (metric tons/per capita) (2014) 1.19
Transport
Fua’amotu and Vava’u International Airports 2
Total road network (km) 680
Paved road network as % of total network 27%
Number of international ports 3
Water & Sanitation
Proportion of population using safely managed drinking water services (2017) 91.7%
Proportion of population using safely managed sanitation services, including a hand-washing facility with soap & water (2017) 99.8%
Percentage of population using at least basic sanitation (2017) 93.5%
Percentage of population using least basic drinking services (2017) 99.9%
Climate Resilience-Related Risk Indexes
INFORM natural hazard index 5.2
Physical exposure to earthquake 7.7
Physical exposure to flood 0.1
Physical exposure to tsunami 8.0
Physical exposure to tropical cyclones 6.2
* Sources: download the respective country profile document for sources for above data