Global primary energy use by source in Iceland
Iceland: Global primary energy use by source was 56.33 terawatt-hours in 2025. ◆ Volatile
Latest (2025)
56.33 terawatt-hours
Change on year
down 5.9%
World rank
15th
of 80 countries
All-time high
60.18 terawatt-hours
in 2019
All-time low
0 terawatt-hours
in 1965
Years of data
61
1965–2025
Global primary energy use by source in Iceland, 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
Iceland recorded 56.33 terawatt-hours for global primary energy use by source in 2025.
Compared with earlier readings it is down 5.9% on the previous year and up 12.6% over ten years.
Over the whole period, global primary energy use by source in Iceland peaked at 60.18 terawatt-hours in 2019 and was at its lowest, 0 terawatt-hours, in 1965.
Iceland ranks 15th of 80 countries on this measure, in the top quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Global primary energy use by source in Iceland, year by year
| Year | terawatt-hours | Change |
|---|---|---|
| 1965 | 0 terawatt-hours | — |
| 1966 | 0 terawatt-hours | — |
| 1967 | 0 terawatt-hours | — |
| 1968 | 0 terawatt-hours | — |
| 1969 | 0.019 terawatt-hours | — |
| 1970 | 0.1209 terawatt-hours | +535.0% |
| 1971 | 0.1203 terawatt-hours | -0.5% |
| 1972 | 0.2166 terawatt-hours | +80.0% |
| 1973 | 0.242 terawatt-hours | +11.7% |
| 1974 | 0.0575 terawatt-hours | -76.2% |
| 1975 | 0.1835 terawatt-hours | +219.0% |
| 1976 | 0.1901 terawatt-hours | +3.6% |
| 1977 | 0.1613 terawatt-hours | -15.2% |
| 1978 | 0.1829 terawatt-hours | +13.4% |
| 1979 | 0.4563 terawatt-hours | +149.5% |
| 1980 | 0.4467 terawatt-hours | -2.1% |
| 1981 | 1.23 terawatt-hours | +175.6% |
| 1982 | 1.59 terawatt-hours | +29.1% |
| 1983 | 1.72 terawatt-hours | +8.0% |
| 1984 | 1.73 terawatt-hours | +0.9% |
| 1985 | 1.71 terawatt-hours | -1.2% |
| 1986 | 2.12 terawatt-hours | +24.0% |
| 1987 | 2.34 terawatt-hours | +10.3% |
| 1988 | 2.46 terawatt-hours | +4.9% |
| 1989 | 2.58 terawatt-hours | +4.8% |
| 1990 | 2.83 terawatt-hours | +9.9% |
| 1991 | 2.67 terawatt-hours | -5.6% |
| 1992 | 2.3 terawatt-hours | -14.0% |
| 1993 | 2.54 terawatt-hours | +10.7% |
| 1994 | 2.58 terawatt-hours | +1.6% |
| 1995 | 2.88 terawatt-hours | +11.5% |
| 1996 | 3.43 terawatt-hours | +19.1% |
| 1997 | 3.73 terawatt-hours | +8.7% |
| 1998 | 6.53 terawatt-hours | +74.9% |
| 1999 | 11.36 terawatt-hours | +74.0% |
| 2000 | 13.23 terawatt-hours | +16.5% |
| 2001 | 14.51 terawatt-hours | +9.7% |
| 2002 | 14.3 terawatt-hours | -1.4% |
| 2003 | 14.05 terawatt-hours | -1.8% |
| 2004 | 14.81 terawatt-hours | +5.4% |
| 2005 | 16.56 terawatt-hours | +11.8% |
| 2006 | 26.31 terawatt-hours | +58.9% |
| 2007 | 35.79 terawatt-hours | +36.0% |
| 2008 | 40.37 terawatt-hours | +12.8% |
| 2009 | 45.53 terawatt-hours | +12.8% |
| 2010 | 44.65 terawatt-hours | -1.9% |
| 2011 | 47.01 terawatt-hours | +5.3% |
| 2012 | 52.09 terawatt-hours | +10.8% |
| 2013 | 52.45 terawatt-hours | +0.7% |
| 2014 | 52.38 terawatt-hours | -0.1% |
| 2015 | 50.03 terawatt-hours | -4.5% |
| 2016 | 50.67 terawatt-hours | +1.3% |
| 2017 | 51.7 terawatt-hours | +2.0% |
| 2018 | 60.1 terawatt-hours | +16.3% |
| 2019 | 60.18 terawatt-hours | +0.1% |
| 2020 | 59.61 terawatt-hours | -1.0% |
| 2021 | 58.02 terawatt-hours | -2.7% |
| 2022 | 59.16 terawatt-hours | +2.0% |
| 2023 | 60.06 terawatt-hours | +1.5% |
| 2024 | 59.86 terawatt-hours | -0.3% |
| 2025 | 56.33 terawatt-hours | -5.9% |
Iceland compared with similar countries
- Iceland's 56.33 terawatt-hours is above the median for high income countries, which is 6.88 terawatt-hours, 8.2× the median. (47 countries reporting)
- Iceland's 56.33 terawatt-hours is above the median for Europe & Central Asia, which is 5.43 terawatt-hours, 10.4× the median. (39 countries reporting)
Biggest year-on-year movements
Years where Global primary energy use by source in Iceland 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 |
|---|---|---|---|
| 1970 | +535.0% | 0.019 terawatt-hours | 0.1209 terawatt-hours |
| 1975 | +219.0% | 0.0575 terawatt-hours | 0.1835 terawatt-hours |
| 1981 | +175.6% | 0.4467 terawatt-hours | 1.23 terawatt-hours |
| 1979 | +149.5% | 0.1829 terawatt-hours | 0.4563 terawatt-hours |
| 1974 | -76.2% | 0.242 terawatt-hours | 0.0575 terawatt-hours |
| 1972 | +80.0% | 0.1203 terawatt-hours | 0.2166 terawatt-hours |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 0.0038 terawatt-hours | 0 terawatt-hours | 0.019 terawatt-hours | 5 |
| 1970s | 0.1931 terawatt-hours | 0.0575 terawatt-hours | 0.4563 terawatt-hours | 10 |
| 1980s | 1.79 terawatt-hours | 0.4467 terawatt-hours | 2.58 terawatt-hours | 10 |
| 1990s | 4.09 terawatt-hours | 2.3 terawatt-hours | 11.36 terawatt-hours | 10 |
| 2000s | 23.55 terawatt-hours | 13.23 terawatt-hours | 45.53 terawatt-hours | 10 |
| 2010s | 52.13 terawatt-hours | 44.65 terawatt-hours | 60.18 terawatt-hours | 10 |
| 2020s | 58.84 terawatt-hours | 56.33 terawatt-hours | 60.06 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 global primary energy use by source in Iceland?
- Global primary energy use by source in Iceland was 56.33 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 global primary energy use by source recorded in Iceland?
- The highest recorded value was 60.18 terawatt-hours in 2019.
- What is the lowest global primary energy use by source recorded in Iceland?
- The lowest recorded value was 0 terawatt-hours in 1965.
- How does Iceland rank for global primary energy use by source?
- Iceland ranks 15th out of 80 countries with data for 2025.
- Is global primary energy use by source rising or falling in Iceland?
- Over the last ten years it is up 12.6%. 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) – with major processing by Our World in Data, published as part of Global 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.