Share of primary energy that comes from nuclear and renewables in Bulgaria
Bulgaria: Share of primary energy that comes from nuclear and renewables was 24.0% in 2025. ◆ Volatile
Share of primary energy that comes from nuclear and renewables in Bulgaria, 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
Bulgaria recorded 24.0% for share of primary energy that comes from nuclear and renewables in 2025.
That represents a change of down 4.8% on the previous year and up 11.9% over ten years.
Over the whole period, share of primary energy that comes from nuclear and renewables in Bulgaria peaked at 28.1% in 2002 and was at its lowest, 0.0%, in 1965.
Bulgaria ranks 7th of 215 countries on this measure, in the top 10%.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 0.0% | 0.0% | 0.0% | 5 |
| 1970s | 2.8% | 0.0% | 6.1% | 10 |
| 1980s | 10.6% | 5.7% | 13.8% | 10 |
| 1990s | 18.2% | 13.7% | 22.3% | 10 |
| 2000s | 23.9% | 19.1% | 28.1% | 10 |
| 2010s | 22.6% | 21.5% | 23.9% | 10 |
| 2020s | 24.3% | 22.1% | 25.9% | 6 |
Countries ranked near Bulgaria
More energy & mining data for Bulgaria
- Fuel imports 12.3% (2024)
- Ores and metals imports 9.8% (2024)
- Ores and metals exports 15.6% (2024)
- Gas production 0.0968 terawatt-hours (2024)
- Fossil fuel production per person, by fuel 14.32 kilowatt-hours per person (2024)
- Fossil fuel production by fuel 0.0968 terawatt-hours (2024)
- Gas production per person 14.32 kilowatt-hours per person (2024)
- Fuel exports 7.8% (2024)
- Electric power transmission and distribution losses 5.9% (2023)
- Share of dietary energy supply from carbohydrates vs. GDP per capita 46.6% (2023)
Frequently asked questions
- What is share of primary energy that comes from nuclear and renewables in Bulgaria?
- Share of primary energy that comes from nuclear and renewables in Bulgaria was 24.0% 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 that comes from nuclear and renewables recorded in Bulgaria?
- The highest recorded value was 28.1% in 2002.
- What is the lowest share of primary energy that comes from nuclear and renewables recorded in Bulgaria?
- The lowest recorded value was 0.0% in 1965.
- How does Bulgaria rank for share of primary energy that comes from nuclear and renewables?
- Bulgaria ranks 7th out of 215 countries with data for 2025.
- Is share of primary energy that comes from nuclear and renewables rising or falling in Bulgaria?
- Over the last ten years it is up 11.9%. The long-run trend across the full record is volatile.
- Where does this Bulgaria 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 that comes from nuclear and renewables. Statizoid updates them automatically from the source API.
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About this data
Measured as a percentage of total energy supply.