Primary energy use in Iran
Iran: Primary energy use was 3,688 terawatt-hours in 2025. ◆ Volatile
Latest (2025)
3,688 terawatt-hours
Change on year
up 0.6%
World rank
7th
of 219 countries
All-time high
3,688 terawatt-hours
in 2025
All-time low
93.93 terawatt-hours
in 1965
Years of data
61
1965–2025
Primary energy use in Iran, 1965–2025
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
Iran recorded 3,688 terawatt-hours for primary energy use in 2025. That is the highest value across all 61 years on record.
Compared with earlier readings it is up 0.6% on the previous year and up 34.5% over ten years.
Over the whole period, primary energy use in Iran peaked at 3,688 terawatt-hours in 2025 and was at its lowest, 93.93 terawatt-hours, in 1965.
That places Iran 7th out of 219 countries with data for 2025, putting it in the top 10%.
The series is highly variable year to year, so single readings are best treated with caution.
Primary energy use in Iran, year by year
| Year | terawatt-hours | Change |
|---|---|---|
| 1965 | 93.93 terawatt-hours | — |
| 1966 | 102.42 terawatt-hours | +9.0% |
| 1967 | 112.76 terawatt-hours | +10.1% |
| 1968 | 124.06 terawatt-hours | +10.0% |
| 1969 | 136.25 terawatt-hours | +9.8% |
| 1970 | 161.19 terawatt-hours | +18.3% |
| 1971 | 176.66 terawatt-hours | +9.6% |
| 1972 | 199.37 terawatt-hours | +12.9% |
| 1973 | 240.67 terawatt-hours | +20.7% |
| 1974 | 273.08 terawatt-hours | +13.5% |
| 1975 | 318.94 terawatt-hours | +16.8% |
| 1976 | 358.96 terawatt-hours | +12.5% |
| 1977 | 407.18 terawatt-hours | +13.4% |
| 1978 | 393.52 terawatt-hours | -3.4% |
| 1979 | 427.44 terawatt-hours | +8.6% |
| 1980 | 395.13 terawatt-hours | -7.6% |
| 1981 | 395.61 terawatt-hours | +0.1% |
| 1982 | 447.43 terawatt-hours | +13.1% |
| 1983 | 533.86 terawatt-hours | +19.3% |
| 1984 | 578.71 terawatt-hours | +8.4% |
| 1985 | 632.4 terawatt-hours | +9.3% |
| 1986 | 589.48 terawatt-hours | -6.8% |
| 1987 | 631.46 terawatt-hours | +7.1% |
| 1988 | 643.44 terawatt-hours | +1.9% |
| 1989 | 707.8 terawatt-hours | +10.0% |
| 1990 | 796.84 terawatt-hours | +12.6% |
| 1991 | 869.26 terawatt-hours | +9.1% |
| 1992 | 955.41 terawatt-hours | +9.9% |
| 1993 | 880.13 terawatt-hours | -7.9% |
| 1994 | 995.25 terawatt-hours | +13.1% |
| 1995 | 1,042 terawatt-hours | +4.7% |
| 1996 | 1,134 terawatt-hours | +8.8% |
| 1997 | 1,175 terawatt-hours | +3.6% |
| 1998 | 1,221 terawatt-hours | +3.9% |
| 1999 | 1,321 terawatt-hours | +8.2% |
| 2000 | 1,389 terawatt-hours | +5.1% |
| 2001 | 1,484 terawatt-hours | +6.8% |
| 2002 | 1,611 terawatt-hours | +8.5% |
| 2003 | 1,638 terawatt-hours | +1.7% |
| 2004 | 1,809 terawatt-hours | +10.5% |
| 2005 | 1,913 terawatt-hours | +5.7% |
| 2006 | 2,086 terawatt-hours | +9.0% |
| 2007 | 2,221 terawatt-hours | +6.5% |
| 2008 | 2,310 terawatt-hours | +4.0% |
| 2009 | 2,367 terawatt-hours | +2.5% |
| 2010 | 2,440 terawatt-hours | +3.1% |
| 2011 | 2,535 terawatt-hours | +3.9% |
| 2012 | 2,552 terawatt-hours | +0.7% |
| 2013 | 2,650 terawatt-hours | +3.9% |
| 2014 | 2,764 terawatt-hours | +4.3% |
| 2015 | 2,742 terawatt-hours | -0.8% |
| 2016 | 2,897 terawatt-hours | +5.7% |
| 2017 | 2,998 terawatt-hours | +3.5% |
| 2018 | 3,108 terawatt-hours | +3.7% |
| 2019 | 3,243 terawatt-hours | +4.4% |
| 2020 | 3,384 terawatt-hours | +4.4% |
| 2021 | 3,352 terawatt-hours | -1.0% |
| 2022 | 3,484 terawatt-hours | +3.9% |
| 2023 | 3,578 terawatt-hours | +2.7% |
| 2024 | 3,667 terawatt-hours | +2.5% |
| 2025 | 3,688 terawatt-hours | +0.6% |
Iran compared with similar countries
- Iran's 3,688 terawatt-hours is above the median for upper middle income countries, which is 87.51 terawatt-hours, 42.1× the median. (57 countries reporting)
- Iran's 3,688 terawatt-hours is above the median for Middle East, North Africa, Afghanistan & Pakistan, which is 275.63 terawatt-hours, 13.4× the median. (23 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 113.88 terawatt-hours | 93.93 terawatt-hours | 136.25 terawatt-hours | 5 |
| 1970s | 295.7 terawatt-hours | 161.19 terawatt-hours | 427.44 terawatt-hours | 10 |
| 1980s | 555.53 terawatt-hours | 395.13 terawatt-hours | 707.8 terawatt-hours | 10 |
| 1990s | 1,039 terawatt-hours | 796.84 terawatt-hours | 1,321 terawatt-hours | 10 |
| 2000s | 1,883 terawatt-hours | 1,389 terawatt-hours | 2,367 terawatt-hours | 10 |
| 2010s | 2,793 terawatt-hours | 2,440 terawatt-hours | 3,243 terawatt-hours | 10 |
| 2020s | 3,526 terawatt-hours | 3,352 terawatt-hours | 3,688 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 in Iran?
- Primary energy use in Iran was 3,688 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 primary energy use recorded in Iran?
- The highest recorded value was 3,688 terawatt-hours in 2025.
- What is the lowest primary energy use recorded in Iran?
- The lowest recorded value was 93.93 terawatt-hours in 1965.
- How does Iran rank for primary energy use?
- Iran ranks 7th out of 219 countries with data for 2025.
- Is primary energy use rising or falling in Iran?
- Over the last ten years it is up 34.5%. 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 Primary energy use. 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.