Tonga

Key facts

Capital

Nuku'alofa

Region

Oceania, Polynesia

Population

103,742 (2025)

Area

748 km²

Currency

Tongan paʻanga (TOP)

Languages

Tonga (Tonga Islands), English

Calling code

+676

Internet domain

.to

ISO codes

TO, TON, 776

Time zone

UTC+13:00

United Nations

Member state

Land and position

Tonga covers about 748 square kilometres. By area it ranks 195th among the 250 countries and territories on this site. It is a little smaller than Dominica and a little larger than Singapore. It has no land border with any other country. Its centre lies at about 20° south, 175° west, in the southern hemisphere.

People

About 103,742 people live in Tonga (World Bank, 2025). That makes it the 199th most populous of the 246 places on this site with a figure. On average there are 139 people to each square kilometre. About 21 percent of people live in towns and cities (World Bank, 2025). A baby born there can expect to live about 73 years (World Bank, 2024). Languages listed for it: Tonga (Tonga Islands), English. A person from Tonga is called Tongan.

Money and economy

The currency is the Tongan paʻanga (code TOP, symbol T$). The World Bank puts the size of its economy (GDP) at about US$ 679 million (2025), which is about US$ 6,547 for each person (2025).

Time

Tonga uses one time zone, UTC+13:00 (Pacific/Tongatapu). Clocks stay the same all year: there is no daylight saving time.

Time now: loading

Offsets are for January 2026. See Time Zones for a converter.

Largest cities

City figures are from GeoNames and count the city itself, not the wider urban area. They can be some years old, so use them to see the order of size.

More in Polynesia

American Samoa, Cook Islands, French Polynesia, Niue, Pitcairn Islands, Samoa, Tokelau, Tuvalu. See the whole region.

Figures were collected on 11 November 2026 from the World Bank, GeoNames and the open countries data set. See About and data sources. Borders and names follow those sources and do not express any view on disputed territory.