Share of primary energy use by source in Slovakia

Slovakia: Share of primary energy use by source was 25.0% in 2025. ▲ Rising

Latest (2025)
25.0%
Change on year
up 2.5%
World rank
41st
of 76 countries
All-time high
33.3%
in 1998
All-time low
2.9%
in 1965
Years of data
61
1965–2025

Share of primary energy use by source in Slovakia, 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

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 41st of 76 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.

Averages by decade

DecadeAverage LowestHighest 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

  1. 38 Iraq 26.4% compare
  2. 39 Kazakhstan 26.2% compare
  3. 40 Australia 25.2% compare
  4. 42 Greece 24.9% compare
  5. 43 Latvia 24.7% compare
  6. 44 Austria 24.2% compare

See the full ranking of 79 places →

More energy & mining data for Slovakia

All data for Slovakia →

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 41st out of 76 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.

Download this data

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

About this data

Indicator
Share of primary energy use by source
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
79 places, 4,176 data points, 1965–2025
Last refreshed

Measured as a percentage of total energy supply.