Share of electricity generation from fossil fuels in Tonga
Tonga: Share of electricity generation from fossil fuels was 85.7% in 2024. ▼ Falling
Share of electricity generation from fossil fuels in Tonga, 2000–2024
Source: Ember (2026) and other sources – with major processing by Our World in Data. Measured in %.
Analysis
Tonga recorded 85.7% for share of electricity generation from fossil fuels in 2024. That is the lowest value across all 25 years on record.
Compared with earlier readings it is down 14.3% over ten years.
Over the whole period, share of electricity generation from fossil fuels in Tonga peaked at 100.0% in 2000 and was at its lowest, 85.7%, in 2017.
That places Tonga 62nd out of 213 countries with data for 2024, putting it in the middle of the range.
The long-run direction has been consistently falling across the 25 years of available data.
Share of electricity generation from fossil fuels in Tonga, year by year
| Year | % | Change |
|---|---|---|
| 2000 | 100.0% | — |
| 2001 | 100.0% | +0.0% |
| 2002 | 100.0% | +0.0% |
| 2003 | 100.0% | +0.0% |
| 2004 | 100.0% | +0.0% |
| 2005 | 100.0% | +0.0% |
| 2006 | 100.0% | +0.0% |
| 2007 | 100.0% | +0.0% |
| 2008 | 100.0% | +0.0% |
| 2009 | 100.0% | +0.0% |
| 2010 | 100.0% | +0.0% |
| 2011 | 100.0% | +0.0% |
| 2012 | 100.0% | +0.0% |
| 2013 | 100.0% | +0.0% |
| 2014 | 100.0% | +0.0% |
| 2015 | 100.0% | +0.0% |
| 2016 | 100.0% | +0.0% |
| 2017 | 85.7% | -14.3% |
| 2018 | 85.7% | +0.0% |
| 2019 | 85.7% | +0.0% |
| 2020 | 85.7% | +0.0% |
| 2021 | 85.7% | +0.0% |
| 2022 | 87.5% | +2.1% |
| 2023 | 85.7% | -2.0% |
| 2024 | 85.7% | +0.0% |
Tonga compared with similar countries
- Tonga's 85.7% is above the median for upper middle income countries, which is 73.2%, 1.2× the median. (55 countries reporting)
- Tonga's 85.7% is above the median for East Asia & Pacific, which is 75.0%, 1.1× the median. (32 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 100.0% | 100.0% | 100.0% | 10 |
| 2010s | 95.7% | 85.7% | 100.0% | 10 |
| 2020s | 86.1% | 85.7% | 87.5% | 5 |
Countries ranked near Tonga
- 59 Dominica 86.7% compare
- 59 Saint Vincent and the Grenadines 86.7% compare
- 61 Taiwan 86.6% compare
- 63 Kazakhstan 85.1% compare
- 64 Seychelles 84.1% compare
- 65 Malta 84.0% compare
More energy & mining data for Tonga
- Primary energy from fossil nuclear renewables, per unit of GDP 0 units per US$ of GDP (2024)
- Fuel imports 18.7% (2025)
- Ores and metals imports 0.8% (2025)
- Fuel exports 0.0% (2025)
- Ores and metals exports 0.7% (2025)
- Gas production 0 terawatt-hours (2024)
- Fossil fuel production per person, by fuel 0 kilowatt-hours per person (2024)
- Fossil fuel production by fuel 0 terawatt-hours (2024)
- Gas production per person 0 kilowatt-hours per person (2024)
- Fossil fuel production by fuel, per capita 0 terawatt-hours per person (2024)
Frequently asked questions
- What is share of electricity generation from fossil fuels in Tonga?
- Share of electricity generation from fossil fuels in Tonga was 85.7% in 2024, according to Ember (2026) and other sources – with major processing by Our World in Data.
- What is the highest share of electricity generation from fossil fuels recorded in Tonga?
- The highest recorded value was 100.0% in 2000.
- What is the lowest share of electricity generation from fossil fuels recorded in Tonga?
- The lowest recorded value was 85.7% in 2017.
- How does Tonga rank for share of electricity generation from fossil fuels?
- Tonga ranks 62nd out of 213 countries with data for 2024.
- Is share of electricity generation from fossil fuels rising or falling in Tonga?
- Over the last ten years it is down 14.3%. The long-run trend across the full record is falling.
- Where does this Tonga data come from?
- The figures come from Ember (2026) and other sources – with major processing by Our World in Data, published as part of Share of electricity generation from fossil fuels. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 25 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Electricity generation from coal, oil, and gas, measured as a percentage of total electricity produced in the country or region.