Primary energy use by source in Iran
Iran: Primary energy use by source was 18.83 terawatt-hours in 2025. ▲ Rising
Primary energy use by source in Iran, 1965–2025
Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Measured in terawatt-hours.
Analysis
The most recent figure for primary energy use by source in Iran is 18.83 terawatt-hours, measured in 2025.
That represents a change of up 2.0% on the previous year and up 48.3% over ten years.
Over the whole period, primary energy use by source in Iran peaked at 21.51 terawatt-hours in 2022 and was at its lowest, 2.45 terawatt-hours, in 1965.
That places Iran 44th out of 78 countries with data for 2025, putting it in the middle of the range.
The long-run direction has been consistently rising across the 61 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 3.01 terawatt-hours | 2.45 terawatt-hours | 3.62 terawatt-hours | 5 |
| 1970s | 9.38 terawatt-hours | 2.81 terawatt-hours | 14.98 terawatt-hours | 10 |
| 1980s | 12.01 terawatt-hours | 8.26 terawatt-hours | 15.67 terawatt-hours | 10 |
| 1990s | 12.27 terawatt-hours | 8.26 terawatt-hours | 14.99 terawatt-hours | 10 |
| 2000s | 15.27 terawatt-hours | 9.26 terawatt-hours | 18.22 terawatt-hours | 10 |
| 2010s | 12.72 terawatt-hours | 8.86 terawatt-hours | 18.93 terawatt-hours | 10 |
| 2020s | 19.75 terawatt-hours | 18.06 terawatt-hours | 21.51 terawatt-hours | 6 |
Countries ranked near Iran
More energy & mining data for Iran
- Fuel imports 2.0% (2022)
- Ores and metals imports 2.0% (2022)
- Ores and metals exports 6.1% (2022)
- Gas production 2,648 terawatt-hours (2025)
- Fossil fuel production per person, by fuel 28,655 kilowatt-hours per person (2025)
- Fossil fuel production by fuel 2,648 terawatt-hours (2025)
- Gas production per person 28,655 kilowatt-hours per person (2025)
- Fuel exports 56.4% (2022)
- Electric power transmission and distribution losses 10.0% (2023)
- Share of dietary energy supply from carbohydrates vs. GDP per capita 62.9% (2023)
Frequently asked questions
- What is primary energy use by source in Iran?
- Primary energy use by source in Iran was 18.83 terawatt-hours in 2025, according to Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data.
- What is the highest primary energy use by source recorded in Iran?
- The highest recorded value was 21.51 terawatt-hours in 2022.
- What is the lowest primary energy use by source recorded in Iran?
- The lowest recorded value was 2.45 terawatt-hours in 1965.
- How does Iran rank for primary energy use by source?
- Iran ranks 44th out of 78 countries with data for 2025.
- Is primary energy use by source rising or falling in Iran?
- Over the last ten years it is up 48.3%. The long-run trend across the full record is rising.
- Where does this Iran data come from?
- The figures come from Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as part of Primary energy use by source. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 61 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Measured in terawatt-hours of total energy supply.