Primary energy use in Iceland
Iceland: Primary energy use was 82.41 terawatt-hours in 2025. ◆ Volatile
Latest (2025)
82.41 terawatt-hours
Change on year
down 4.9%
World rank
96th
of 219 countries
All-time high
88.57 terawatt-hours
in 2018
All-time low
6.33 terawatt-hours
in 1965
Years of data
61
1965–2025
Primary energy use in Iceland, 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
In 2025, primary energy use in Iceland stood at 82.41 terawatt-hours.
That represents a change of down 4.9% on the previous year and up 10.0% over ten years.
Over the whole period, primary energy use in Iceland peaked at 88.57 terawatt-hours in 2018 and was at its lowest, 6.33 terawatt-hours, in 1965.
Iceland ranks 96th of 219 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 in Iceland, year by year
| Year | terawatt-hours | Change |
|---|---|---|
| 1965 | 6.33 terawatt-hours | — |
| 1966 | 6.73 terawatt-hours | +6.3% |
| 1967 | 6.58 terawatt-hours | -2.3% |
| 1968 | 6.99 terawatt-hours | +6.2% |
| 1969 | 6.65 terawatt-hours | -4.8% |
| 1970 | 7.43 terawatt-hours | +11.6% |
| 1971 | 8.07 terawatt-hours | +8.7% |
| 1972 | 8.78 terawatt-hours | +8.8% |
| 1973 | 10.37 terawatt-hours | +18.0% |
| 1974 | 9.73 terawatt-hours | -6.2% |
| 1975 | 9.35 terawatt-hours | -3.9% |
| 1976 | 9.54 terawatt-hours | +2.0% |
| 1977 | 10 terawatt-hours | +4.8% |
| 1978 | 10.5 terawatt-hours | +5.0% |
| 1979 | 10.94 terawatt-hours | +4.2% |
| 1980 | 10.71 terawatt-hours | -2.1% |
| 1981 | 11.53 terawatt-hours | +7.7% |
| 1982 | 11.59 terawatt-hours | +0.6% |
| 1983 | 11.89 terawatt-hours | +2.6% |
| 1984 | 12.53 terawatt-hours | +5.4% |
| 1985 | 12.47 terawatt-hours | -0.5% |
| 1986 | 13.25 terawatt-hours | +6.3% |
| 1987 | 13.87 terawatt-hours | +4.7% |
| 1988 | 14.56 terawatt-hours | +4.9% |
| 1989 | 15.28 terawatt-hours | +4.9% |
| 1990 | 15.93 terawatt-hours | +4.3% |
| 1991 | 15.37 terawatt-hours | -3.5% |
| 1992 | 15.64 terawatt-hours | +1.7% |
| 1993 | 16.29 terawatt-hours | +4.1% |
| 1994 | 16.4 terawatt-hours | +0.7% |
| 1995 | 17.33 terawatt-hours | +5.7% |
| 1996 | 18.37 terawatt-hours | +6.0% |
| 1997 | 19.57 terawatt-hours | +6.5% |
| 1998 | 23.09 terawatt-hours | +18.0% |
| 1999 | 28.8 terawatt-hours | +24.7% |
| 2000 | 31.34 terawatt-hours | +8.8% |
| 2001 | 32.42 terawatt-hours | +3.4% |
| 2002 | 33.07 terawatt-hours | +2.0% |
| 2003 | 32.7 terawatt-hours | -1.1% |
| 2004 | 34.27 terawatt-hours | +4.8% |
| 2005 | 35.63 terawatt-hours | +4.0% |
| 2006 | 46.56 terawatt-hours | +30.7% |
| 2007 | 57.42 terawatt-hours | +23.3% |
| 2008 | 67.02 terawatt-hours | +16.7% |
| 2009 | 71.35 terawatt-hours | +6.5% |
| 2010 | 66.84 terawatt-hours | -6.3% |
| 2011 | 68.96 terawatt-hours | +3.2% |
| 2012 | 73.8 terawatt-hours | +7.0% |
| 2013 | 75.23 terawatt-hours | +1.9% |
| 2014 | 75.4 terawatt-hours | +0.2% |
| 2015 | 74.94 terawatt-hours | -0.6% |
| 2016 | 76.49 terawatt-hours | +2.1% |
| 2017 | 79.26 terawatt-hours | +3.6% |
| 2018 | 88.57 terawatt-hours | +11.7% |
| 2019 | 86.26 terawatt-hours | -2.6% |
| 2020 | 81.25 terawatt-hours | -5.8% |
| 2021 | 82.07 terawatt-hours | +1.0% |
| 2022 | 85.76 terawatt-hours | +4.5% |
| 2023 | 86.8 terawatt-hours | +1.2% |
| 2024 | 86.65 terawatt-hours | -0.2% |
| 2025 | 82.41 terawatt-hours | -4.9% |
Iceland compared with similar countries
- Iceland's 82.41 terawatt-hours is below the median for high income countries, which is 158.21 terawatt-hours, 52% of the median. (75 countries reporting)
- Iceland's 82.41 terawatt-hours is below the median for Europe & Central Asia, which is 208.03 terawatt-hours, 40% of the median. (50 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 6.66 terawatt-hours | 6.33 terawatt-hours | 6.99 terawatt-hours | 5 |
| 1970s | 9.47 terawatt-hours | 7.43 terawatt-hours | 10.94 terawatt-hours | 10 |
| 1980s | 12.77 terawatt-hours | 10.71 terawatt-hours | 15.28 terawatt-hours | 10 |
| 1990s | 18.68 terawatt-hours | 15.37 terawatt-hours | 28.8 terawatt-hours | 10 |
| 2000s | 44.18 terawatt-hours | 31.34 terawatt-hours | 71.35 terawatt-hours | 10 |
| 2010s | 76.58 terawatt-hours | 66.84 terawatt-hours | 88.57 terawatt-hours | 10 |
| 2020s | 84.16 terawatt-hours | 81.25 terawatt-hours | 86.8 terawatt-hours | 6 |
Countries ranked near Iceland
More energy & mining data for Iceland
- Fossil fuel consumption by fuel, per unit of GDP 0 terawatt-hours per US$ of GDP (2024)
- Primary energy use, annual growth rate -4.9 % 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 0.0002 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 (2024)
- Fuel imports 9.0% (2025)
Frequently asked questions
- What is primary energy use in Iceland?
- Primary energy use in Iceland was 82.41 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 Iceland?
- The highest recorded value was 88.57 terawatt-hours in 2018.
- What is the lowest primary energy use recorded in Iceland?
- The lowest recorded value was 6.33 terawatt-hours in 1965.
- How does Iceland rank for primary energy use?
- Iceland ranks 96th out of 219 countries with data for 2025.
- Is primary energy use rising or falling in Iceland?
- Over the last ten years it is up 10.0%. The long-run trend across the full record is volatile.
- Where does this Iceland 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
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About this data
Measured in terawatt-hours of total energy supply.