Share of land area that is protected in Guam
Guam: Share of land area that is protected was 4.2% in 2025. ◆ Volatile
Share of land area that is protected in Guam, 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
The most recent figure for share of land area that is protected in Guam is 4.2%, measured in 2025.
Compared with earlier readings it is down 80.8% over ten years.
Over the whole period, share of land area that is protected in Guam peaked at 27.1% in 2013 and was at its lowest, 2.7%, in 2020.
Guam ranks 186th of 213 countries on this measure, in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Share of land area that is protected in Guam, year by year
| Year | % of total land area | Change |
|---|---|---|
| 2013 | 27.1% | — |
| 2014 | 21.9% | -19.2% |
| 2015 | 21.9% | +0.0% |
| 2016 | 22.5% | +2.7% |
| 2017 | 22.5% | +0.0% |
| 2018 | 22.5% | +0.0% |
| 2019 | 22.5% | +0.0% |
| 2020 | 2.7% | -88.0% |
| 2021 | 4.5% | +66.7% |
| 2022 | 4.5% | +0.0% |
| 2023 | 4.5% | +0.0% |
| 2024 | 4.2% | -6.7% |
| 2025 | 4.2% | +0.0% |
Guam compared with similar countries
- Guam's 4.2% is below the median for high income countries, which is 21.5%, 20% of the median. (83 countries reporting)
- Guam's 4.2% is below the median for East Asia & Pacific, which is 15.8%, 27% of the median. (36 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 23.0% | 21.9% | 27.1% | 7 |
| 2020s | 4.1% | 2.7% | 4.5% | 6 |
Countries ranked near Guam
- 183 Isle of Man 4.6% compare
- 183 Singapore 4.6% compare
- 185 Turkmenistan 4.3% compare
- 186 Bangladesh 4.2% compare
- 186 Eswatini 4.2% compare
- 189 Liberia 4.0% compare
More reference data data for Guam
- Emission Totals - Emissions (CO2eq) from CH4 (AR5) - IPCC Agriculture 0.0012 (2050)
- Emission Totals - Emissions (N2O) - Burning - Crop residues 0 (2050)
- Emission Totals - Emissions (N2O) - Agricultural Soils 0 (2050)
- Emission Totals - Emissions (CO2eq) from N2O (AR5) - IPCC Agriculture 0.004 (2050)
- Emission Totals - Emissions (CO2eq) from N2O (AR5) - Crop Residues 0.0037 (2050)
- Emission Totals - Emissions (CO2eq) from N2O (AR5) - Agricultural 0.0037 (2050)
- Emission Totals - Emissions (CO2eq) from N2O (AR5) - Burning - Crop 0.0003 (2050)
- Emission Totals - Emissions (CH4) - IPCC Agriculture 0 (2050)
- Emission Totals - Emissions (CH4) - Burning - Crop residues 0 (2050)
- Emission Totals - Direct emissions (N2O) - IPCC Agriculture 0 (2050)
Frequently asked questions
- What is share of land area that is protected in Guam?
- Share of land area that is protected in Guam was 4.2% 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 Guam?
- The highest recorded value was 27.1% in 2013.
- What is the lowest share of land area that is protected recorded in Guam?
- The lowest recorded value was 2.7% in 2020.
- How does Guam rank for share of land area that is protected?
- Guam ranks 186th out of 213 countries with data for 2025.
- Is share of land area that is protected rising or falling in Guam?
- Over the last ten years it is down 80.8%. The long-run trend across the full record is volatile.
- Where does this Guam 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.
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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.