Renewable energy generation in Ireland

Ireland: Renewable energy generation was 1.67 terawatt-hours in 2025. ◆ Volatile

Latest (2025)
1.67 terawatt-hours
Change on year
up 53.2%
World rank
56th
of 79 countries
All-time high
1.67 terawatt-hours
in 2025
All-time low
0 terawatt-hours
in 1990
Years of data
36
1990–2025

Renewable energy generation in Ireland, 1990–2025

00.511.51990200720251990: 0 terawatt-hours1991: 0 terawatt-hours1992: 0 terawatt-hours1993: 0 terawatt-hours1994: 0 terawatt-hours1995: 0 terawatt-hours1996: 0 terawatt-hours1997: 0 terawatt-hours1998: 0 terawatt-hours1999: 0 terawatt-hours2000: 0 terawatt-hours2001: 0 terawatt-hours2002: 0 terawatt-hours2003: 0 terawatt-hours2004: 0 terawatt-hours2005: 0 terawatt-hours2006: 0 terawatt-hours2007: 0 terawatt-hours2008: 0 terawatt-hours2009: 0 terawatt-hours2010: 0 terawatt-hours2011: 0.001 terawatt-hours2012: 0.001 terawatt-hours2013: 0.001 terawatt-hours2014: 0.001 terawatt-hours2015: 0.002 terawatt-hours2016: 0.005 terawatt-hours2017: 0.01 terawatt-hours2018: 0.018 terawatt-hours2019: 0.034 terawatt-hours2020: 0.055 terawatt-hours2021: 0.085 terawatt-hours2022: 0.149 terawatt-hours2023: 0.646 terawatt-hours2024: 1.1 terawatt-hours2025: 1.7 terawatt-hours

Source: Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data. Measured in terawatt-hours.

Analysis

Ireland recorded 1.67 terawatt-hours for renewable energy generation in 2025. That is the highest value across all 36 years on record.

That represents a change of up 53.2% on the previous year and up 81,752.7% over ten years.

Over the whole period, renewable energy generation in Ireland peaked at 1.67 terawatt-hours in 2025 and was at its lowest, 0 terawatt-hours, in 1990.

That places Ireland 56th out of 79 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.

Renewable energy generation in Ireland, year by year

Annual values for Renewable energy generation in Ireland, 1990 to 2025.
Year terawatt-hours Change
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 terawatt-hours
1997 0 terawatt-hours
1998 0 terawatt-hours
1999 0 terawatt-hours
2000 0 terawatt-hours
2001 0 terawatt-hours
2002 0 terawatt-hours
2003 0 terawatt-hours
2004 0 terawatt-hours
2005 0 terawatt-hours
2006 0 terawatt-hours
2007 0 terawatt-hours
2008 0 terawatt-hours
2009 0.0004 terawatt-hours
2010 0.0005 terawatt-hours +12.3%
2011 0.0005 terawatt-hours +13.9%
2012 0.0006 terawatt-hours +19.0%
2013 0.0008 terawatt-hours +28.4%
2014 0.0011 terawatt-hours +36.4%
2015 0.002 terawatt-hours +81.2%
2016 0.0047 terawatt-hours +131.5%
2017 0.01 terawatt-hours +110.1%
2018 0.0182 terawatt-hours +82.4%
2019 0.0338 terawatt-hours +86.3%
2020 0.0551 terawatt-hours +63.0%
2021 0.0846 terawatt-hours +53.6%
2022 0.1487 terawatt-hours +75.6%
2023 0.6465 terawatt-hours +334.9%
2024 1.09 terawatt-hours +69.1%
2025 1.67 terawatt-hours +53.2%

Ireland compared with similar countries

  • Ireland's 1.67 terawatt-hours is below the median for high income countries, which is 4.94 terawatt-hours, 34% of the median. (47 countries reporting)
  • Ireland's 1.67 terawatt-hours is below the median for Europe & Central Asia, which is 4.43 terawatt-hours, 38% of the median. (39 countries reporting)

Biggest year-on-year movements

Years where Renewable energy generation 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.

YearChange FromTo
2023 +334.9% 0.1487 terawatt-hours 0.6465 terawatt-hours

Averages by decade

DecadeAverage LowestHighest Years
1990s 0 terawatt-hours 0 terawatt-hours 0 terawatt-hours 10
2000s 0 terawatt-hours 0 terawatt-hours 0.0004 terawatt-hours 10
2010s 0.0072 terawatt-hours 0.0005 terawatt-hours 0.0338 terawatt-hours 10
2020s 0.6171 terawatt-hours 0.0551 terawatt-hours 1.67 terawatt-hours 6

Countries ranked near Ireland

  1. 53 North Macedonia 2.01 terawatt-hours compare
  2. 54 Lithuania 1.97 terawatt-hours compare
  3. 55 Morocco 1.91 terawatt-hours compare
  4. 57 Singapore 1.63 terawatt-hours compare
  5. 58 Bangladesh 1.61 terawatt-hours compare
  6. 59 Slovenia 1.54 terawatt-hours compare

See the full ranking of 81 places →

More energy & mining data for Ireland

All data for Ireland →

Frequently asked questions

What is renewable energy generation in Ireland?
Renewable energy generation in Ireland was 1.67 terawatt-hours in 2025, according to Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data.
What is the highest renewable energy generation recorded in Ireland?
The highest recorded value was 1.67 terawatt-hours in 2025.
What is the lowest renewable energy generation recorded in Ireland?
The lowest recorded value was 0 terawatt-hours in 1990.
How does Ireland rank for renewable energy generation?
Ireland ranks 56th out of 79 countries with data for 2025.
Is renewable energy generation rising or falling in Ireland?
Over the last ten years it is up 81,752.7%. 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) – with major processing by Our World in Data, published as part of Renewable energy generation. Statizoid updates them automatically from the source API.

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Renewable energy generation in Ireland. Statizoid, drawing on Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data. Retrieved 23 September 2026, from https://energy.statizoid.com/stat/renewable-energy-gen/ireland/

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About this data

Indicator
Renewable energy generation
Unit
terawatt-hours
Source
Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
81 places, 3,724 data points, 1965–2025
Last refreshed

Figures are based on gross generation and do not account for cross-border electricity supply.