Global primary energy use by source in Ireland
Ireland: Global primary energy use by source was 3.24 terawatt-hours in 2025. ◆ Volatile
Global primary energy use by source in Ireland, 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, global primary energy use by source in Ireland stood at 3.24 terawatt-hours. That is the highest value across all 61 years on record.
That represents a change of up 6.6% on the previous year and up 123.5% over ten years.
Over the whole period, global primary energy use by source in Ireland peaked at 3.24 terawatt-hours in 2025 and was at its lowest, 0 terawatt-hours, in 1965.
That places Ireland 43rd out of 80 countries with data for 2025, putting it in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Global primary energy use by source in Ireland, 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 | 0.0818 terawatt-hours | — |
| 1997 | 0.2455 terawatt-hours | +200.0% |
| 1998 | 0.2576 terawatt-hours | +4.9% |
| 1999 | 0.2758 terawatt-hours | +7.1% |
| 2000 | 0.2879 terawatt-hours | +4.4% |
| 2001 | 0.294 terawatt-hours | +2.1% |
| 2002 | 0.2455 terawatt-hours | -16.5% |
| 2003 | 0.2607 terawatt-hours | +6.2% |
| 2004 | 0.3304 terawatt-hours | +26.7% |
| 2005 | 0.3948 terawatt-hours | +19.5% |
| 2006 | 0.3893 terawatt-hours | -1.4% |
| 2007 | 0.5367 terawatt-hours | +37.9% |
| 2008 | 0.6576 terawatt-hours | +22.5% |
| 2009 | 0.7886 terawatt-hours | +19.9% |
| 2010 | 0.9528 terawatt-hours | +20.8% |
| 2011 | 1.02 terawatt-hours | +6.9% |
| 2012 | 1.34 terawatt-hours | +31.8% |
| 2013 | 1.47 terawatt-hours | +9.7% |
| 2014 | 1.64 terawatt-hours | +11.3% |
| 2015 | 1.45 terawatt-hours | -11.5% |
| 2016 | 2.06 terawatt-hours | +41.9% |
| 2017 | 2.23 terawatt-hours | +8.2% |
| 2018 | 2.57 terawatt-hours | +15.4% |
| 2019 | 2.59 terawatt-hours | +0.8% |
| 2020 | 2.8 terawatt-hours | +8.1% |
| 2021 | 3.01 terawatt-hours | +7.7% |
| 2022 | 3.07 terawatt-hours | +1.9% |
| 2023 | 2.52 terawatt-hours | -18.0% |
| 2024 | 3.04 terawatt-hours | +20.8% |
| 2025 | 3.24 terawatt-hours | +6.6% |
Ireland compared with similar countries
- Ireland's 3.24 terawatt-hours is below the median for high income countries, which is 6.88 terawatt-hours, 47% of the median. (47 countries reporting)
- Ireland's 3.24 terawatt-hours is below the median for Europe & Central Asia, which is 5.43 terawatt-hours, 60% of the median. (39 countries reporting)
Biggest year-on-year movements
Years where Global primary energy use by source in Ireland 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 |
|---|---|---|---|
| 1997 | +200.0% | 0.0818 terawatt-hours | 0.2455 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 | 0.0861 terawatt-hours | 0 terawatt-hours | 0.2758 terawatt-hours | 10 |
| 2000s | 0.4185 terawatt-hours | 0.2455 terawatt-hours | 0.7886 terawatt-hours | 10 |
| 2010s | 1.73 terawatt-hours | 0.9528 terawatt-hours | 2.59 terawatt-hours | 10 |
| 2020s | 2.95 terawatt-hours | 2.52 terawatt-hours | 3.24 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 global primary energy use by source in Ireland?
- Global primary energy use by source in Ireland was 3.24 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 Ireland?
- The highest recorded value was 3.24 terawatt-hours in 2025.
- What is the lowest global primary energy use by source recorded in Ireland?
- The lowest recorded value was 0 terawatt-hours in 1965.
- How does Ireland rank for global primary energy use by source?
- Ireland ranks 43rd out of 80 countries with data for 2025.
- Is global primary energy use by source rising or falling in Ireland?
- Over the last ten years it is up 123.5%. The long-run trend across the full record is volatile.
- Where does this Ireland 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.