Share of primary energy use by source in Slovakia
Slovakia: Share of primary energy use by source was 25.0% in 2025. ▲ Rising
Share of primary energy use by source in Slovakia, 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
In 2025, share of primary energy use by source in Slovakia stood at 25.0%.
The figure is up 2.5% on the previous year and up 0.8% over ten years.
Over the whole period, share of primary energy use by source in Slovakia peaked at 33.3% in 1998 and was at its lowest, 2.9%, in 1965.
Slovakia ranks 42nd of 77 countries on this measure, in the middle of the range.
The long-run direction has been consistently rising across the 61 years of available data.
Share of primary energy use by source in Slovakia, year by year
| Year | % | Change |
|---|---|---|
| 1965 | 2.9% | — |
| 1966 | 3.1% | +7.1% |
| 1967 | 3.7% | +18.6% |
| 1968 | 7.5% | +101.7% |
| 1969 | 7.2% | -3.6% |
| 1970 | 8.8% | +22.3% |
| 1971 | 10.2% | +16.1% |
| 1972 | 10.5% | +3.3% |
| 1973 | 11.1% | +5.2% |
| 1974 | 13.0% | +16.9% |
| 1975 | 14.1% | +9.0% |
| 1976 | 15.0% | +6.3% |
| 1977 | 16.3% | +8.5% |
| 1978 | 17.4% | +6.5% |
| 1979 | 17.3% | -0.3% |
| 1980 | 12.5% | -27.8% |
| 1981 | 13.0% | +4.3% |
| 1982 | 13.7% | +5.3% |
| 1983 | 14.1% | +2.5% |
| 1984 | 14.8% | +4.9% |
| 1985 | 14.7% | -0.1% |
| 1986 | 15.8% | +7.4% |
| 1987 | 16.4% | +3.5% |
| 1988 | 16.0% | -2.2% |
| 1989 | 17.9% | +11.6% |
| 1990 | 24.0% | +33.9% |
| 1991 | 23.9% | -0.1% |
| 1992 | 27.8% | +16.1% |
| 1993 | 28.6% | +3.1% |
| 1994 | 27.7% | -3.3% |
| 1995 | 29.9% | +7.8% |
| 1996 | 31.4% | +5.3% |
| 1997 | 32.1% | +2.2% |
| 1998 | 33.3% | +3.8% |
| 1999 | 33.3% | -0.1% |
| 2000 | 32.7% | -1.9% |
| 2001 | 32.6% | -0.3% |
| 2002 | 30.5% | -6.3% |
| 2003 | 29.9% | -1.9% |
| 2004 | 29.8% | -0.6% |
| 2005 | 31.1% | +4.7% |
| 2006 | 28.7% | -8.0% |
| 2007 | 29.0% | +1.2% |
| 2008 | 28.5% | -1.8% |
| 2009 | 27.2% | -4.5% |
| 2010 | 28.9% | +6.4% |
| 2011 | 27.5% | -4.9% |
| 2012 | 27.0% | -1.8% |
| 2013 | 27.7% | +2.5% |
| 2014 | 24.5% | -11.6% |
| 2015 | 24.8% | +1.3% |
| 2016 | 24.7% | -0.5% |
| 2017 | 24.9% | +0.8% |
| 2018 | 24.8% | -0.4% |
| 2019 | 25.8% | +4.2% |
| 2020 | 26.4% | +2.2% |
| 2021 | 27.1% | +2.9% |
| 2022 | 24.4% | -10.2% |
| 2023 | 22.6% | -7.1% |
| 2024 | 24.4% | +7.8% |
| 2025 | 25.0% | +2.5% |
Slovakia compared with similar countries
- Slovakia's 25.0% is above the median for high income countries, which is 24.7%, 1.0× the median. (45 countries reporting)
- Slovakia's 25.0% is above the median for Europe & Central Asia, which is 24.9%, 1.0× the median. (37 countries reporting)
Biggest year-on-year movements
Years where Share of primary energy use by source 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 |
|---|---|---|---|
| 1968 | +101.7% | 3.7% | 7.5% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 4.9% | 2.9% | 7.5% | 5 |
| 1970s | 13.4% | 8.8% | 17.4% | 10 |
| 1980s | 14.9% | 12.5% | 17.9% | 10 |
| 1990s | 29.2% | 23.9% | 33.3% | 10 |
| 2000s | 30.0% | 27.2% | 32.7% | 10 |
| 2010s | 26.0% | 24.5% | 28.9% | 10 |
| 2020s | 25.0% | 22.6% | 27.1% | 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 share of primary energy use by source in Slovakia?
- Share of primary energy use by source in Slovakia was 25.0% 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 use by source recorded in Slovakia?
- The highest recorded value was 33.3% in 1998.
- What is the lowest share of primary energy use by source recorded in Slovakia?
- The lowest recorded value was 2.9% in 1965.
- How does Slovakia rank for share of primary energy use by source?
- Slovakia ranks 42nd out of 77 countries with data for 2025.
- Is share of primary energy use by source rising or falling in Slovakia?
- Over the last ten years it is up 0.8%. The long-run trend across the full record is rising.
- Where does this Slovakia 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 use by source. Statizoid updates them automatically from the source API.
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About this data
Measured as a percentage of total energy supply.