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Slovenia

Heat is 37% of the energy Slovenia uses.

Slovenia is a high-income country in Europe and Central Asia with 2.1 million people. Heat makes up 37% of the energy it uses, below the world average of about 47%.

Natural gas is the largest source of heat (34%), followed by wood and other biomass (33%). In total, 64% of the heat comes from coal, oil and gas. Electricity, apart from household heating, makes up 20% of energy use and is generated largely from nuclear power (35%).

The country

Population2.1 million2025
GDP per capitaUS$ 37,4002025
Area20,500 km²2024
Urban population56%2025
Access to electricity100%2024
Access to clean cooking98%2024
Final energy use52 TWh2023

Where the energy goes

Final energy use in Slovenia, 2023: 52 TWh.
Heat: 37%37%Electricity: 20%20%Transport: 43%43%
  • Heat37%
  • Electricity20%
  • Transport43%

Heat in five numbers

Heatshare of all final energy use37%
Fossil heatshare of heat that comes from coal, oil and gas64%
Natural gasthe largest single source of heat34%
Electricityshare of final energy use, excluding transport and household heating20%
Fossil electricityshare of electricity generated from coal, oil and gas23%

Heat is all fuel and district heating used in industry, buildings and agriculture, plus the electricity households use for heating, hot water and cooking. Electricity that becomes heat in offices and industry is counted as electricity, so the true heat share is somewhat higher. Fossil heat and the largest source are shares of the fuel and district heating part.

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