Renewable energy in Slovakia
Slovakia: Renewable energy was 4.23 terawatt-hours in 2025. ◆ Volatile
Latest (2025)
4.23 terawatt-hours
Change on year
down 11.8%
World rank
39th
of 80 countries
All-time high
5.59 terawatt-hours
in 2021
All-time low
0 terawatt-hours
in 1965
Years of data
61
1965–2025
Renewable energy in Slovakia, 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
The most recent figure for renewable energy in Slovakia is 4.23 terawatt-hours, measured in 2025.
That represents a change of down 11.8% on the previous year and down 16.0% over ten years.
Over the whole period, renewable energy in Slovakia peaked at 5.59 terawatt-hours in 2021 and was at its lowest, 0 terawatt-hours, in 1965.
That places Slovakia 39th 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.
Renewable energy in Slovakia, 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 terawatt-hours | — |
| 1997 | 0 terawatt-hours | — |
| 1998 | 0 terawatt-hours | — |
| 1999 | 0 terawatt-hours | — |
| 2000 | 0 terawatt-hours | — |
| 2001 | 0.4667 terawatt-hours | — |
| 2002 | 0.4606 terawatt-hours | -1.3% |
| 2003 | 0.3 terawatt-hours | -34.9% |
| 2004 | 0.0606 terawatt-hours | -79.8% |
| 2005 | 0.097 terawatt-hours | +60.0% |
| 2006 | 1.21 terawatt-hours | +1144.7% |
| 2007 | 1.44 terawatt-hours | +19.0% |
| 2008 | 1.57 terawatt-hours | +9.1% |
| 2009 | 1.63 terawatt-hours | +3.9% |
| 2010 | 2.01 terawatt-hours | +23.3% |
| 2011 | 2.48 terawatt-hours | +23.7% |
| 2012 | 2.85 terawatt-hours | +14.9% |
| 2013 | 2.76 terawatt-hours | -3.2% |
| 2014 | 4.29 terawatt-hours | +55.5% |
| 2015 | 5.04 terawatt-hours | +17.3% |
| 2016 | 5.25 terawatt-hours | +4.2% |
| 2017 | 5.14 terawatt-hours | -2.0% |
| 2018 | 4.92 terawatt-hours | -4.2% |
| 2019 | 5.13 terawatt-hours | +4.2% |
| 2020 | 5.07 terawatt-hours | -1.2% |
| 2021 | 5.59 terawatt-hours | +10.2% |
| 2022 | 4.52 terawatt-hours | -19.2% |
| 2023 | 4.28 terawatt-hours | -5.1% |
| 2024 | 4.8 terawatt-hours | +12.0% |
| 2025 | 4.23 terawatt-hours | -11.8% |
Slovakia compared with similar countries
- Slovakia's 4.23 terawatt-hours is below the median for high income countries, which is 6.88 terawatt-hours, 62% of the median. (47 countries reporting)
- Slovakia's 4.23 terawatt-hours is below the median for Europe & Central Asia, which is 5.43 terawatt-hours, 78% of the median. (39 countries reporting)
Biggest year-on-year movements
Years where Renewable energy in Slovakia 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 |
|---|---|---|---|
| 2006 | +1144.7% | 0.097 terawatt-hours | 1.21 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 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | 10 |
| 2000s | 0.7222 terawatt-hours | 0 terawatt-hours | 1.63 terawatt-hours | 10 |
| 2010s | 3.99 terawatt-hours | 2.01 terawatt-hours | 5.25 terawatt-hours | 10 |
| 2020s | 4.75 terawatt-hours | 4.23 terawatt-hours | 5.59 terawatt-hours | 6 |
Countries ranked near Slovakia
More energy & mining data for Slovakia
- Fossil fuel consumption by fuel, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, annual growth rate 0.9653 % 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 8.1% (2024)
Frequently asked questions
- What is renewable energy in Slovakia?
- Renewable energy in Slovakia was 4.23 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 Slovakia?
- The highest recorded value was 5.59 terawatt-hours in 2021.
- What is the lowest renewable energy recorded in Slovakia?
- The lowest recorded value was 0 terawatt-hours in 1965.
- How does Slovakia rank for renewable energy?
- Slovakia ranks 39th out of 80 countries with data for 2025.
- Is renewable energy rising or falling in Slovakia?
- Over the last ten years it is down 16.0%. The long-run trend across the full record is volatile.
- Where does this Slovakia 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
Measured in terawatt-hours of total energy supply.