Annual change in primary energy use in Iran
Iran: Annual change in primary energy use was 21.14 terawatt-hours in 2025. ◆ Volatile
Annual change in primary energy use in Iran, 1966–2025
Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data. Measured in terawatt-hours.
Analysis
In 2025, annual change in primary energy use in Iran stood at 21.14 terawatt-hours.
That represents a change of down 76.1% on the previous year and up 196.6% over ten years.
Over the whole period, annual change in primary energy use in Iran peaked at 172.64 terawatt-hours in 2006 and was at its lowest, -75.28 terawatt-hours, in 1993.
Iran ranks 22nd of 218 countries on this measure, in the top 10%.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 10.58 terawatt-hours | 8.5 terawatt-hours | 12.18 terawatt-hours | 4 |
| 1970s | 29.12 terawatt-hours | -13.66 terawatt-hours | 48.22 terawatt-hours | 10 |
| 1980s | 28.04 terawatt-hours | -42.92 terawatt-hours | 86.42 terawatt-hours | 10 |
| 1990s | 61.36 terawatt-hours | -75.28 terawatt-hours | 115.11 terawatt-hours | 10 |
| 2000s | 104.54 terawatt-hours | 26.99 terawatt-hours | 172.64 terawatt-hours | 10 |
| 2010s | 87.61 terawatt-hours | -21.89 terawatt-hours | 155.53 terawatt-hours | 10 |
| 2020s | 74.19 terawatt-hours | -32.16 terawatt-hours | 141.19 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 annual change in primary energy use in Iran?
- Annual change in primary energy use in Iran was 21.14 terawatt-hours in 2025, according to Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data.
- What is the highest annual change in primary energy use recorded in Iran?
- The highest recorded value was 172.64 terawatt-hours in 2006.
- What is the lowest annual change in primary energy use recorded in Iran?
- The lowest recorded value was -75.28 terawatt-hours in 1993.
- How does Iran rank for annual change in primary energy use?
- Iran ranks 22nd out of 218 countries with data for 2025.
- Is annual change in primary energy use rising or falling in Iran?
- Over the last ten years it is up 196.6%. The long-run trend across the full record is volatile.
- Where does this Iran data come from?
- The figures come from Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data, published as part of Annual change in primary energy use. Statizoid updates them automatically from the source API.
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About this data
Change in total energy supply relative to the previous year, measured in terawatt-hours.