Official statistics for Tonga, with sources: 46 figures on population, age, income, prices, work and internet use. Figures by state or province are not available yet.
| Figure | Value | Unit | Year | Source |
|---|---|---|---|---|
| Population | 103,291 | people | 2026 | UN World Population Prospects 2024 |
| Population growth | -0.43 | %/year | 2026 | UN World Population Prospects 2024 |
| Median age | 21.0 | years | 2026 | UN World Population Prospects 2024 |
| Share aged 0–14 | 34.4 | % | 2026 | UN World Population Prospects 2024 |
| Share aged 15–64 | 58.6 | % | 2026 | UN World Population Prospects 2024 |
| Share aged 65+ | 7.0 | % | 2026 | UN World Population Prospects 2024 |
| People aged 15–34 | 33,462 | people | 2026 | UN World Population Prospects 2024 |
| Fertility rate | 3.0 | people | 2026 | UN World Population Prospects 2024 |
| Life expectancy | 73.4 | years | 2026 | UN World Population Prospects 2024 |
| Urban population share | 21.2 | % | 2025 | World Bank World Development Indicators |
| Population density | 159 | people/km² | 2026 | UN World Population Prospects 2024 |
| Average household size | 5.3 | people | 2019 | UN Household Size and Composition |
| Household consumption | 623 million | USD | 2024 | World Bank World Development Indicators |
| Household consumption (local currency) | 1.5 billion | local currency | 2024 | World Bank World Development Indicators |
| Household consumption (PPP) | 810 million | international $ | 2024 | World Bank World Development Indicators |
| Household consumption per person | 5,980 | USD/person | 2024 | Calculated (household consumption ÷ population) |
| Household consumption per person (PPP) | 7,777 | international $/person | 2024 | Calculated (household consumption ÷ population) |
| Household consumption growth | 1.3 | %/year | 2024 | World Bank World Development Indicators |
| Household consumption share of GDP | 96.2 | % | 2024 | World Bank World Development Indicators |
| Inflation (CPI) | 5.6 | %/year | 2025 | World Bank World Development Indicators |
| Exchange rate (local currency per USD) | 2.4 | local currency/USD | 2025 | World Bank World Development Indicators |
| GDP | 679 million | USD | 2025 | World Bank World Development Indicators |
| GDP per person | 6,547 | USD/person | 2025 | World Bank World Development Indicators |
| GDP per person (PPP) | 8,675 | international $/person | 2025 | World Bank World Development Indicators |
| Economic growth | 2.8 | %/year | 2025 | World Bank World Development Indicators |
| Services share of the economy | 49.5 | % | 2024 | World Bank World Development Indicators |
| New business density | 0.70 | per 1,000 people | 2024 | World Bank World Development Indicators |
| International tourist arrivals | 64,200 | people | 2025 | Asian Development Bank Key Indicators |
| Unemployment rate | 2.0 | % | 2025 | World Bank World Development Indicators |
| Youth unemployment rate | 6.0 | % | 2025 | World Bank World Development Indicators |
| Labour force participation rate | 49.8 | % | 2025 | World Bank World Development Indicators |
| Female labour force participation rate | 42.3 | % | 2025 | World Bank World Development Indicators |
| Employment in services | 53.0 | % | 2025 | World Bank World Development Indicators |
| Wage and salaried workers | 58.2 | % | 2025 | World Bank World Development Indicators |
| Informal employment | 59.2 | % | 2023 | ILO ILOSTAT |
| Gross national income per person | 6,840 | USD/person | 2025 | World Bank World Development Indicators |
| Income inequality (Gini index) | 27.1 | 0–100 | 2021 | World Bank World Development Indicators |
| Income share of the top 10% | 22.0 | % | 2021 | World Bank World Development Indicators |
| Extreme poverty rate | 0.40 | % | 2021 | UN SDG Indicators |
| Internet users | 67.4 | % | 2024 | UN SDG Indicators |
| Number of internet users | 70,215 | people | 2024 | Calculated (household consumption ÷ population) |
| Mobile phone ownership | 73.0 | % | 2024 | UN SDG Indicators |
| Mobile subscriptions per 100 people | 61.7 | per 100 people | 2022 | World Bank World Development Indicators |
| Fixed broadband per 100 people | 8.2 | per 100 people | 2022 | World Bank World Development Indicators |
| Population covered by 4G | 96.0 | % | 2024 | UN SDG Indicators |
| Tertiary enrolment | 42.9 | % | 2023 | World Bank World Development Indicators |
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