Renewable energy in Ireland

Ireland: Renewable energy was 3.24 terawatt-hours in 2025. ◆ Volatile

Latest (2025)
3.24 terawatt-hours
Change on year
up 6.6%
Rank
43rd
of 79 regions
All-time high
3.24 terawatt-hours
in 2025
All-time low
0 terawatt-hours
in 1965
Years of data
61
1965–2025

Renewable energy in Ireland, 1965–2025

0123196519952025

Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Measured in terawatt-hours.

Analysis

Ireland recorded 3.24 terawatt-hours for renewable energy in 2025. That is the highest value across all 61 years on record.

Compared with earlier readings it is up 6.6% on the previous year and up 123.5% over ten years.

Over the whole period, renewable energy 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 79 regions 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.

Averages by decade

DecadeAverage LowestHighest 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

  1. 40 Estonia 3.72 terawatt-hours compare
  2. 41 Vietnam 3.59 terawatt-hours compare
  3. 42 Lithuania 3.5 terawatt-hours compare
  4. 44 Croatia 3.13 terawatt-hours compare
  5. 45 Singapore 2.54 terawatt-hours compare
  6. 46 United Arab Emirates 2.28 terawatt-hours compare

See the full ranking of 82 places →

More energy & mining data for Ireland

All data for Ireland →

Frequently asked questions

What is renewable energy in Ireland?
Renewable energy 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 renewable energy recorded in Ireland?
The highest recorded value was 3.24 terawatt-hours in 2025.
What is the lowest renewable energy recorded in Ireland?
The lowest recorded value was 0 terawatt-hours in 1965.
How does Ireland rank for renewable energy?
Ireland ranks 43rd out of 79 regions with data for 2025.
Is renewable energy 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 Renewable energy. 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

Indicator
Renewable energy
Unit
terawatt-hours
Source
Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
82 places, 4,686 data points, 1965–2025
Last refreshed

Measured in terawatt-hours of total energy supply.