Primary energy use in Ireland
Ireland: Primary energy use was 158.21 terawatt-hours in 2025. ▲ Rising
Latest (2025)
158.21 terawatt-hours
Change on year
down 1.0%
World rank
73rd
of 219 countries
All-time high
192.24 terawatt-hours
in 2008
All-time low
65.82 terawatt-hours
in 1965
Years of data
61
1965–2025
Primary energy use in Ireland, 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
Ireland recorded 158.21 terawatt-hours for primary energy use in 2025.
Compared with earlier readings it is down 1.0% on the previous year and down 2.0% over ten years.
Over the whole period, primary energy use in Ireland peaked at 192.24 terawatt-hours in 2008 and was at its lowest, 65.82 terawatt-hours, in 1965.
That places Ireland 73rd out of 219 countries with data for 2025, putting it in the middle of the range.
The long-run direction has been consistently rising across the 61 years of available data.
Primary energy use in Ireland, year by year
| Year | terawatt-hours | Change |
|---|---|---|
| 1965 | 65.82 terawatt-hours | — |
| 1966 | 74.14 terawatt-hours | +12.6% |
| 1967 | 80.6 terawatt-hours | +8.7% |
| 1968 | 94.33 terawatt-hours | +17.0% |
| 1969 | 95.01 terawatt-hours | +0.7% |
| 1970 | 74.23 terawatt-hours | -21.9% |
| 1971 | 77.82 terawatt-hours | +4.8% |
| 1972 | 81.78 terawatt-hours | +5.1% |
| 1973 | 86.12 terawatt-hours | +5.3% |
| 1974 | 87.35 terawatt-hours | +1.4% |
| 1975 | 82.12 terawatt-hours | -6.0% |
| 1976 | 83.72 terawatt-hours | +1.9% |
| 1977 | 89.01 terawatt-hours | +6.3% |
| 1978 | 92.75 terawatt-hours | +4.2% |
| 1979 | 102.17 terawatt-hours | +10.2% |
| 1980 | 98.79 terawatt-hours | -3.3% |
| 1981 | 96.31 terawatt-hours | -2.5% |
| 1982 | 95.72 terawatt-hours | -0.6% |
| 1983 | 94.35 terawatt-hours | -1.4% |
| 1984 | 93.51 terawatt-hours | -0.9% |
| 1985 | 97.9 terawatt-hours | +4.7% |
| 1986 | 105.7 terawatt-hours | +8.0% |
| 1987 | 107.38 terawatt-hours | +1.6% |
| 1988 | 106.49 terawatt-hours | -0.8% |
| 1989 | 110.11 terawatt-hours | +3.4% |
| 1990 | 116.11 terawatt-hours | +5.5% |
| 1991 | 119.05 terawatt-hours | +2.5% |
| 1992 | 118.37 terawatt-hours | -0.6% |
| 1993 | 121.97 terawatt-hours | +3.0% |
| 1994 | 127.22 terawatt-hours | +4.3% |
| 1995 | 130.32 terawatt-hours | +2.4% |
| 1996 | 136.71 terawatt-hours | +4.9% |
| 1997 | 144.23 terawatt-hours | +5.5% |
| 1998 | 153.83 terawatt-hours | +6.7% |
| 1999 | 162.41 terawatt-hours | +5.6% |
| 2000 | 172.52 terawatt-hours | +6.2% |
| 2001 | 180.4 terawatt-hours | +4.6% |
| 2002 | 177.89 terawatt-hours | -1.4% |
| 2003 | 175.6 terawatt-hours | -1.3% |
| 2004 | 179.04 terawatt-hours | +2.0% |
| 2005 | 189.24 terawatt-hours | +5.7% |
| 2006 | 191.44 terawatt-hours | +1.2% |
| 2007 | 191.48 terawatt-hours | +0.0% |
| 2008 | 192.24 terawatt-hours | +0.4% |
| 2009 | 171.66 terawatt-hours | -10.7% |
| 2010 | 176.14 terawatt-hours | +2.6% |
| 2011 | 161.33 terawatt-hours | -8.4% |
| 2012 | 159.09 terawatt-hours | -1.4% |
| 2013 | 156.14 terawatt-hours | -1.9% |
| 2014 | 154.56 terawatt-hours | -1.0% |
| 2015 | 161.45 terawatt-hours | +4.5% |
| 2016 | 170.17 terawatt-hours | +5.4% |
| 2017 | 168.87 terawatt-hours | -0.8% |
| 2018 | 171.17 terawatt-hours | +1.4% |
| 2019 | 169.39 terawatt-hours | -1.0% |
| 2020 | 155.77 terawatt-hours | -8.0% |
| 2021 | 162.3 terawatt-hours | +4.2% |
| 2022 | 166.76 terawatt-hours | +2.7% |
| 2023 | 158.71 terawatt-hours | -4.8% |
| 2024 | 159.82 terawatt-hours | +0.7% |
| 2025 | 158.21 terawatt-hours | -1.0% |
Ireland compared with similar countries
- Ireland's 158.21 terawatt-hours is above the median for high income countries, which is 158.21 terawatt-hours, 1.0× the median. (75 countries reporting)
- Ireland's 158.21 terawatt-hours is below the median for Europe & Central Asia, which is 208.03 terawatt-hours, 76% of the median. (50 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 81.98 terawatt-hours | 65.82 terawatt-hours | 95.01 terawatt-hours | 5 |
| 1970s | 85.71 terawatt-hours | 74.23 terawatt-hours | 102.17 terawatt-hours | 10 |
| 1980s | 100.63 terawatt-hours | 93.51 terawatt-hours | 110.11 terawatt-hours | 10 |
| 1990s | 133.02 terawatt-hours | 116.11 terawatt-hours | 162.41 terawatt-hours | 10 |
| 2000s | 182.15 terawatt-hours | 171.66 terawatt-hours | 192.24 terawatt-hours | 10 |
| 2010s | 164.83 terawatt-hours | 154.56 terawatt-hours | 176.14 terawatt-hours | 10 |
| 2020s | 160.26 terawatt-hours | 155.77 terawatt-hours | 166.76 terawatt-hours | 6 |
Countries ranked near Ireland
More energy & mining data for Ireland
- Fossil fuel consumption by fuel, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, annual growth rate -1.01 % 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 6.2% (2024)
Frequently asked questions
- What is primary energy use in Ireland?
- Primary energy use in Ireland was 158.21 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 Ireland?
- The highest recorded value was 192.24 terawatt-hours in 2008.
- What is the lowest primary energy use recorded in Ireland?
- The lowest recorded value was 65.82 terawatt-hours in 1965.
- How does Ireland rank for primary energy use?
- Ireland ranks 73rd out of 219 countries with data for 2025.
- Is primary energy use rising or falling in Ireland?
- Over the last ten years it is down 2.0%. The long-run trend across the full record is rising.
- Where does this Ireland 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.