Primary energy use by source in Iran
Iran: Primary energy use by source was 1.17 terawatt-hours in 2025. ◆ Volatile
Latest (2025)
1.17 terawatt-hours
Change on year
up 0.3%
World rank
48th
of 80 countries
All-time high
1.17 terawatt-hours
in 2025
All-time low
0 terawatt-hours
in 1965
Years of data
61
1965–2025
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
In 2025, primary energy use by source in Iran stood at 1.17 terawatt-hours. That is the highest value across all 61 years on record.
Compared with earlier readings it is up 0.3% on the previous year and up 731.4% over ten years.
Over the whole period, primary energy use by source in Iran peaked at 1.17 terawatt-hours in 2025 and was at its lowest, 0 terawatt-hours, in 1965.
Iran ranks 48th of 80 countries on this measure, in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Primary energy use by source in Iran, year by year
| Year | terawatt-hours | Change |
|---|---|---|
| 1965 | 0 terawatt-hours | — |
| 1966 | 0 terawatt-hours | — |
| 1967 | 0 terawatt-hours | — |
| 1968 | 0 terawatt-hours | — |
| 1969 | 0 terawatt-hours | — |
| 1970 | 0 terawatt-hours | — |
| 1971 | 0 terawatt-hours | — |
| 1972 | 0 terawatt-hours | — |
| 1973 | 0 terawatt-hours | — |
| 1974 | 0 terawatt-hours | — |
| 1975 | 0 terawatt-hours | — |
| 1976 | 0 terawatt-hours | — |
| 1977 | 0 terawatt-hours | — |
| 1978 | 0 terawatt-hours | — |
| 1979 | 0 terawatt-hours | — |
| 1980 | 0 terawatt-hours | — |
| 1981 | 0 terawatt-hours | — |
| 1982 | 0 terawatt-hours | — |
| 1983 | 0 terawatt-hours | — |
| 1984 | 0 terawatt-hours | — |
| 1985 | 0 terawatt-hours | — |
| 1986 | 0 terawatt-hours | — |
| 1987 | 0 terawatt-hours | — |
| 1988 | 0 terawatt-hours | — |
| 1989 | 0 terawatt-hours | — |
| 1990 | 0 terawatt-hours | — |
| 1991 | 0 terawatt-hours | — |
| 1992 | 0 terawatt-hours | — |
| 1993 | 0 terawatt-hours | — |
| 1994 | 0 terawatt-hours | — |
| 1995 | 0 terawatt-hours | — |
| 1996 | 0 terawatt-hours | — |
| 1997 | 0 terawatt-hours | — |
| 1998 | 0 terawatt-hours | — |
| 1999 | 0.035 terawatt-hours | — |
| 2000 | 0.0365 terawatt-hours | +4.3% |
| 2001 | 0.0337 terawatt-hours | -7.7% |
| 2002 | 0.0303 terawatt-hours | -10.1% |
| 2003 | 0.0276 terawatt-hours | -8.9% |
| 2004 | 0.0463 terawatt-hours | +67.8% |
| 2005 | 0.0709 terawatt-hours | +53.1% |
| 2006 | 0.1253 terawatt-hours | +76.7% |
| 2007 | 0.1409 terawatt-hours | +12.5% |
| 2008 | 0.1958 terawatt-hours | +39.0% |
| 2009 | 0.2262 terawatt-hours | +15.5% |
| 2010 | 0.169 terawatt-hours | -25.3% |
| 2011 | 0.212 terawatt-hours | +25.4% |
| 2012 | 0.283 terawatt-hours | +33.5% |
| 2013 | 0.219 terawatt-hours | -22.6% |
| 2014 | 0.2 terawatt-hours | -8.7% |
| 2015 | 0.141 terawatt-hours | -29.5% |
| 2016 | 0.156 terawatt-hours | +10.6% |
| 2017 | 0.318 terawatt-hours | +103.8% |
| 2018 | 0.75 terawatt-hours | +135.8% |
| 2019 | 0.722 terawatt-hours | -3.7% |
| 2020 | 1.13 terawatt-hours | +56.0% |
| 2021 | 1.13 terawatt-hours | +0.4% |
| 2022 | 1.13 terawatt-hours | +0.0% |
| 2023 | 1.13 terawatt-hours | +0.0% |
| 2024 | 1.17 terawatt-hours | +3.4% |
| 2025 | 1.17 terawatt-hours | +0.3% |
Iran compared with similar countries
- Iran's 1.17 terawatt-hours is above the median for upper middle income countries, which is 1.05 terawatt-hours, 1.1× the median. (24 countries reporting)
- Iran's 1.17 terawatt-hours is above the median for Middle East, North Africa, Afghanistan & Pakistan, which is 0.4892 terawatt-hours, 2.4× the median. (12 countries reporting)
Biggest year-on-year movements
Years where Primary energy use by source in Iran changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 2018 | +135.8% | 0.318 terawatt-hours | 0.75 terawatt-hours |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | 5 |
| 1970s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | 10 |
| 1980s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | 10 |
| 1990s | 0.0035 terawatt-hours | 0 terawatt-hours | 0.035 terawatt-hours | 10 |
| 2000s | 0.0934 terawatt-hours | 0.0276 terawatt-hours | 0.2262 terawatt-hours | 10 |
| 2010s | 0.317 terawatt-hours | 0.141 terawatt-hours | 0.75 terawatt-hours | 10 |
| 2020s | 1.14 terawatt-hours | 1.13 terawatt-hours | 1.17 terawatt-hours | 6 |
Countries ranked near Iran
More energy & mining data for Iran
- Fossil fuel consumption by fuel, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, annual growth rate 0.5768 % change on previous year (2025)
- Coal consumption, per capita 0 terawatt-hours per person (2025)
- Coal consumption, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, per capita 0 terawatt-hours per person (2025)
- Coal production, per capita 0 terawatt-hours per person (2024)
- Coal production, per unit of GDP 0 terawatt-hours per US$ of GDP (2024)
- Fossil fuel consumption by fuel, per capita 0 terawatt-hours per person (2025)
- Fuel imports 2.0% (2022)
Frequently asked questions
- What is primary energy use by source in Iran?
- Primary energy use by source in Iran was 1.17 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 1.17 terawatt-hours in 2025.
- What is the lowest primary energy use by source recorded in Iran?
- The lowest recorded value was 0 terawatt-hours in 1965.
- How does Iran rank for primary energy use by source?
- Iran ranks 48th out of 80 countries with data for 2025.
- Is primary energy use by source rising or falling in Iran?
- Over the last ten years it is up 731.4%. 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) – 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.