Share of land area that is protected in Tonga
Tonga: Share of land area that is protected was 13.3% in 2025. ▼ Falling
Share of land area that is protected in Tonga, 2013–2025
Source: Protected Planet WDPA and WD-OECM data, UNEP-WCMC and IUCN, via World Bank (2026) – processed by Our World in Data. Measured in % of total land area.
Analysis
Tonga recorded 13.3% for share of land area that is protected in 2025.
That represents a change of down 16.4% over ten years.
Over the whole period, share of land area that is protected in Tonga peaked at 15.9% in 2013 and was at its lowest, 12.6%, in 2019.
That places Tonga 136th out of 213 countries with data for 2025, putting it in the middle of the range.
The long-run direction has been consistently falling across the 13 years of available data.
Share of land area that is protected in Tonga, year by year
| Year | % of total land area | Change |
|---|---|---|
| 2013 | 15.9% | — |
| 2014 | 15.9% | +0.0% |
| 2015 | 15.9% | +0.0% |
| 2016 | 15.9% | +0.0% |
| 2017 | 15.9% | +0.0% |
| 2018 | 15.9% | +0.0% |
| 2019 | 12.6% | -20.8% |
| 2020 | 12.6% | +0.0% |
| 2021 | 12.6% | +0.0% |
| 2022 | 12.6% | +0.0% |
| 2023 | 12.6% | +0.0% |
| 2024 | 13.3% | +5.6% |
| 2025 | 13.3% | +0.0% |
Tonga compared with similar countries
- Tonga's 13.3% is below the median for upper middle income countries, which is 15.6%, 85% of the median. (58 countries reporting)
- Tonga's 13.3% is below the median for East Asia & Pacific, which is 15.8%, 84% of the median. (36 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 15.4% | 12.6% | 15.9% | 7 |
| 2020s | 12.8% | 12.6% | 13.3% | 6 |
Countries ranked near Tonga
More reference data data for Tonga
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.0105 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 0.0092 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 0.0197 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 0.0197 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 0.0353 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 0.0269 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 0.0446 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 0.1068 (2050)
- Emission Totals - Emissions (N2O) - Agricultural Soils 0.0799 (2050)
- Emission Totals - Emissions (CO2eq) from N2O (AR5) - Manure applied 9.35 (2050)
Frequently asked questions
- What is share of land area that is protected in Tonga?
- Share of land area that is protected in Tonga was 13.3% in 2025, according to Protected Planet WDPA and WD-OECM data, UNEP-WCMC and IUCN, via World Bank (2026) – processed by Our World in Data.
- What is the highest share of land area that is protected recorded in Tonga?
- The highest recorded value was 15.9% in 2013.
- What is the lowest share of land area that is protected recorded in Tonga?
- The lowest recorded value was 12.6% in 2019.
- How does Tonga rank for share of land area that is protected?
- Tonga ranks 136th out of 213 countries with data for 2025.
- Is share of land area that is protected rising or falling in Tonga?
- Over the last ten years it is down 16.4%. The long-run trend across the full record is falling.
- Where does this Tonga data come from?
- The figures come from Protected Planet WDPA and WD-OECM data, UNEP-WCMC and IUCN, via World Bank (2026) – processed by Our World in Data, published as part of Share of land area that is protected. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 13 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Terrestrial protected areas are areas of at least 1,000 hectares that are designated by national authorities in order to preserve their ecosystem services and cultural values.