Electricity demand in Tonga
Tonga: Electricity demand was 0.07 terawatt-hours in 2024. ▲ Rising
Electricity demand in Tonga, 2000–2024
Source: Ember (2026) – with major processing by Our World in Data. Measured in terawatt-hours.
Analysis
Tonga recorded 0.07 terawatt-hours for electricity demand in 2024.
That represents a change of up 40.0% over ten years.
Over the whole period, electricity demand in Tonga peaked at 0.08 terawatt-hours in 2022 and was at its lowest, 0.04 terawatt-hours, in 2000.
Tonga ranks 206th of 214 countries on this measure, in the bottom quarter.
The long-run direction has been consistently rising across the 25 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 0.046 terawatt-hours | 0.04 terawatt-hours | 0.05 terawatt-hours | 10 |
| 2010s | 0.057 terawatt-hours | 0.05 terawatt-hours | 0.07 terawatt-hours | 10 |
| 2020s | 0.072 terawatt-hours | 0.07 terawatt-hours | 0.08 terawatt-hours | 5 |
Countries ranked near Tonga
- 204 Guinea-Bissau 0.08 terawatt-hours compare
- 204 Vanuatu 0.08 terawatt-hours compare
- 207 Nauru 0.05 terawatt-hours compare
- 207 Saint Pierre and Miquelon 0.05 terawatt-hours compare
- 209 Cook Islands 0.04 terawatt-hours compare
- 209 Kiribati 0.04 terawatt-hours compare
More energy & mining data for Tonga
- Fuel imports 16.4% (2023)
- Ores and metals imports 0.6% (2023)
- Ores and metals exports 1.0% (2023)
- 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)
- Fuel exports 0.0% (2023)
- Share of dietary energy supply from carbohydrates vs. GDP per capita 46.6% (2023)
- Share of dietary energy derived from protein vs. GDP per capita 16.9% (2023)
Frequently asked questions
- What is electricity demand in Tonga?
- Electricity demand in Tonga was 0.07 terawatt-hours in 2024, according to Ember (2026) – with major processing by Our World in Data.
- What is the highest electricity demand recorded in Tonga?
- The highest recorded value was 0.08 terawatt-hours in 2022.
- What is the lowest electricity demand recorded in Tonga?
- The lowest recorded value was 0.04 terawatt-hours in 2000.
- How does Tonga rank for electricity demand?
- Tonga ranks 206th out of 214 countries with data for 2024.
- Is electricity demand rising or falling in Tonga?
- Over the last ten years it is up 40.0%. The long-run trend across the full record is rising.
- Where does this Tonga data come from?
- The figures come from Ember (2026) – with major processing by Our World in Data, published as part of Electricity demand. 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
Measured in terawatt-hours.