Primary energy from fossil fuels, nuclear, and renewables in Slovak Republic

Slovak Republic: Primary energy from fossil fuels, nuclear, and renewables was 32.5% in 2025. β—† Volatile

Latest (2025)
32.5%
Change on year
up 4.8%
World rank
3rd
of 212 countries
All-time high
32.5%
in 2025
All-time low
0.0%
in 1965
Years of data
61
1965–2025

Primary energy from fossil fuels, nuclear, and renewables in Slovak Republic, 1965–2025

0102030196519952025

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

Slovak Republic recorded 32.5% for primary energy from fossil fuels, nuclear, and renewables in 2025. That is the highest value across all 61 years on record.

The figure is up 4.8% on the previous year and up 28.9% over ten years.

Over the whole period, primary energy from fossil fuels, nuclear, and renewables in Slovak Republic peaked at 32.5% in 2025 and was at its lowest, 0.0%, in 1965.

That places Slovak Republic 3rd out of 212 countries with data for 2025, putting it in the top 10%.

The series is highly variable year to year, so single readings are best treated with caution.

Averages by decade

DecadeAverage LowestHighest Years
1960s 0.0% 0.0% 0.0% 5
1970s 0.6% 0.0% 3.1% 10
1980s 11.1% 6.4% 15.0% 10
1990s 17.1% 14.8% 19.8% 10
2000s 23.9% 22.5% 25.0% 10
2010s 24.4% 21.9% 26.2% 10
2020s 28.4% 24.4% 32.5% 6

Countries ranked near Slovak Republic

  1. 1 Cook Islands 0.0% compare
  2. 1 France 47.1% compare
  3. 1 Montserrat 0.0% compare
  4. 1 Niue 0.0% compare
  5. 1 Saint Helena 0.0% compare
  6. 2 Finland 33.5% compare
  7. 4 Sweden 30.8% compare
  8. 5 Slovenia 25.7% compare
  9. 6 Ukraine 24.8% compare

See the full ranking of 218 places β†’

More energy & mining data for Slovak Republic

All data for Slovak Republic β†’

Frequently asked questions

What is primary energy from fossil fuels, nuclear, and renewables in Slovak Republic?
Primary energy from fossil fuels, nuclear, and renewables in Slovak Republic was 32.5% 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 primary energy from fossil fuels, nuclear, and renewables recorded in Slovak Republic?
The highest recorded value was 32.5% in 2025.
What is the lowest primary energy from fossil fuels, nuclear, and renewables recorded in Slovak Republic?
The lowest recorded value was 0.0% in 1965.
How does Slovak Republic rank for primary energy from fossil fuels, nuclear, and renewables?
Slovak Republic ranks 3rd out of 212 countries with data for 2025.
Is primary energy from fossil fuels, nuclear, and renewables rising or falling in Slovak Republic?
Over the last ten years it is up 28.9%. The long-run trend across the full record is volatile.
Where does this Slovak Republic 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 Primary energy from fossil fuels, nuclear, and renewables. Statizoid updates them automatically from the source API.

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CSV Β· JSON β€” 61 observations, free to reuse under CC BY 4.0 (Our World in Data).

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Primary energy from fossil fuels, nuclear, and renewables in Slovak Republic. Statizoid, drawing on Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data. Retrieved 20 August 2026, from https://energy.statizoid.com/stat/sub-energy-fossil-renewables-nuclear/slovak-republic/

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About this data

Indicator
Primary energy from fossil fuels, nuclear, and renewables
Unit
%
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
Licence
CC BY 4.0 (Our World in Data)
Coverage
218 places, 10,361 data points, 1965–2025
Last refreshed

Measured as a percentage of total energy supply.