Forest area in Guam
Guam: Forest area was 28,270 hectares in 2025. ▲ Rising
Forest area in Guam, 1990–2025
Source: Food and Agriculture Organization of the United Nations (2025) – with major processing by Our World in Data. Measured in hectares.
Analysis
Guam recorded 28,270 hectares for forest area in 2025. That is the highest value across all 36 years on record.
Compared with earlier readings it is unchanged over ten years.
Over the whole period, forest area in Guam peaked at 28,270 hectares in 2015 and was at its lowest, 24,000 hectares, in 1990.
That places Guam 179th out of 235 countries with data for 2025, putting it in the bottom quarter.
The long-run direction has been consistently rising across the 36 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 24,000 hectares | 24,000 hectares | 24,000 hectares | 10 |
| 2000s | 24,000 hectares | 24,000 hectares | 24,000 hectares | 10 |
| 2010s | 26,989 hectares | 24,000 hectares | 28,270 hectares | 10 |
| 2020s | 28,270 hectares | 28,270 hectares | 28,270 hectares | 6 |
Countries ranked near Guam
- 176 Comoros 33,370 hectares compare
- 177 Saint Lucia 32,840 hectares compare
- 178 Saint Vincent and the Grenadines 28,560 hectares compare
- 180 Seychelles 26,520 hectares compare
- 181 Northern Mariana Islands 24,360 hectares compare
- 182 United States Virgin Islands 20,660 hectares compare
More environment data for Guam
- Total greenhouse gas emissions excluding LULUCF 0.018 Mt CO2e (2024)
- Total greenhouse gas emissions excluding LULUCF per capita 0.1073 t CO2e/capita (2024)
- Methane (CH4) emissions from Agriculture 0.0028 Mt CO2e (2024)
- Methane (CH4) emissions from Building (Energy) 0.0002 Mt CO2e (2024)
- Methane (CH4) emissions (total) excluding LULUCF 0.0121 Mt CO2e (2024)
- Methane (CH4) emissions from Waste 0.0091 Mt CO2e (2024)
- Carbon dioxide (CO2) emissions from Industrial Processes 0.0003 Mt CO2e (2024)
- Carbon dioxide (CO2) emissions (total) excluding LULUCF 0.0003 Mt CO2e (2024)
- Carbon dioxide (CO2) emissions excluding LULUCF per capita 0.0018 t CO2e/capita (2024)
- Carbon intensity of GDP 0.0001 kg CO2e per constant 2015 US$ of GDP (2022)
Frequently asked questions
- What is forest area in Guam?
- Forest area in Guam was 28,270 hectares in 2025, according to Food and Agriculture Organization of the United Nations (2025) – with major processing by Our World in Data.
- What is the highest forest area recorded in Guam?
- The highest recorded value was 28,270 hectares in 2015.
- What is the lowest forest area recorded in Guam?
- The lowest recorded value was 24,000 hectares in 1990.
- How does Guam rank for forest area?
- Guam ranks 179th out of 235 countries with data for 2025.
- Is forest area rising or falling in Guam?
- Over the last ten years it is unchanged. The long-run trend across the full record is rising.
- Where does this Guam data come from?
- The figures come from Food and Agriculture Organization of the United Nations (2025) – with major processing by Our World in Data, published as part of Forest area. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 36 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Forest area is land under natural or planted stands of trees of at least 5 meters in situ, whether productive or not, and excludes tree stands in agricultural production systems.