Solar energy generation by region in Ireland
Ireland: Solar energy generation by region was 1.67 terawatt-hours in 2025. ◆ Volatile
Solar energy generation by region in Ireland, 1990–2025
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 solar energy generation by region in 2025. That is the highest value across all 36 years on record.
Compared with earlier readings it is up 53.2% on the previous year and up 81,752.7% over ten years.
Over the whole period, solar energy generation by region in Ireland peaked at 1.67 terawatt-hours in 2025 and was at its lowest, 0 terawatt-hours, in 1990.
Ireland ranks 56th of 79 countries on this measure, 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
| Decade | Average | Lowest | Highest | 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
More energy & mining data for Ireland
- Fuel imports 6.2% (2024)
- Ores and metals imports 1.0% (2024)
- Ores and metals exports 0.6% (2024)
- Gas production 11.53 terawatt-hours (2024)
- Fossil fuel production per person, by fuel 2,195 kilowatt-hours per person (2024)
- Fossil fuel production by fuel 11.53 terawatt-hours (2024)
- Gas production per person 2,195 kilowatt-hours per person (2024)
- Fuel exports 0.4% (2024)
- Electric power transmission and distribution losses 8.2% (2024)
- Share of dietary energy supply from carbohydrates vs gdp per capita 50.7 (2023)
Frequently asked questions
- What is solar energy generation by region in Ireland?
- Solar energy generation by region 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 solar energy generation by region recorded in Ireland?
- The highest recorded value was 1.67 terawatt-hours in 2025.
- What is the lowest solar energy generation by region recorded in Ireland?
- The lowest recorded value was 0 terawatt-hours in 1990.
- How does Ireland rank for solar energy generation by region?
- Ireland ranks 56th out of 79 countries with data for 2025.
- Is solar energy generation by region 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 Solar energy generation by region. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 36 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Figures are based on gross generation and do not account for cross-border electricity supply.