Share of primary energy from hydropower in Iceland
Iceland: Share of primary energy from hydropower was 16.0% in 2025. ▼ Falling
Share of primary energy from hydropower in Iceland, 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 %.
Analysis
Iceland recorded 16.0% for share of primary energy from hydropower in 2025.
Compared with earlier readings it is up 1.7% on the previous year and down 13.2% over ten years.
Over the whole period, share of primary energy from hydropower in Iceland peaked at 30.2% in 1983 and was at its lowest, 9.3%, in 1966.
That places Iceland 2nd out of 79 countries with data for 2025, putting it in the top 10%.
The long-run direction has been consistently falling across the 61 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 10.4% | 9.3% | 12.9% | 5 |
| 1970s | 22.6% | 19.0% | 25.8% | 10 |
| 1980s | 28.7% | 26.8% | 30.2% | 10 |
| 1990s | 26.0% | 21.0% | 27.5% | 10 |
| 2000s | 19.0% | 14.6% | 21.7% | 10 |
| 2010s | 17.3% | 15.6% | 18.8% | 10 |
| 2020s | 16.3% | 15.7% | 16.8% | 6 |
Countries ranked near Iceland
More energy & mining data for Iceland
- Fuel imports 9.0% (2025)
- Ores and metals imports 7.9% (2025)
- Ores and metals exports 36.2% (2025)
- Gas production 0 terawatt-hours (2024)
- Fossil fuel production per person, by fuel 0 kilowatt-hours per person (2024)
- Fossil fuel production by fuel 0 terawatt-hours (2024)
- Gas production per person 0 kilowatt-hours per person (2024)
- Fuel exports 1.5% (2025)
- Electric power transmission and distribution losses 2.9% (2024)
- Share of dietary energy supply from carbohydrates vs. GDP per capita 43.6% (2023)
Frequently asked questions
- What is share of primary energy from hydropower in Iceland?
- Share of primary energy from hydropower in Iceland was 16.0% 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 share of primary energy from hydropower recorded in Iceland?
- The highest recorded value was 30.2% in 1983.
- What is the lowest share of primary energy from hydropower recorded in Iceland?
- The lowest recorded value was 9.3% in 1966.
- How does Iceland rank for share of primary energy from hydropower?
- Iceland ranks 2nd out of 79 countries with data for 2025.
- Is share of primary energy from hydropower rising or falling in Iceland?
- Over the last ten years it is down 13.2%. The long-run trend across the full record is falling.
- Where does this Iceland 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 Share of primary energy from hydropower. Statizoid updates them automatically from the source API.
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CSV · JSON — 61 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Measured as a percentage of total energy supply.