Share of electricity generation from nuclear in Bulgaria
Bulgaria: Share of electricity generation from nuclear was 39.1% in 2025. ▬ Flat
Share of electricity generation from nuclear in Bulgaria, 1985–2025
Source: Ember (2026) and other sources – with major processing by Our World in Data. Measured in %.
Analysis
The most recent figure for share of electricity generation from nuclear in Bulgaria is 39.1%, measured in 2025.
The figure is down 5.1% on the previous year and up 23.9% over ten years.
Over the whole period, share of electricity generation from nuclear in Bulgaria peaked at 48.1% in 2002 and was at its lowest, 28.6%, in 1987.
That places Bulgaria 8th out of 207 countries with data for 2025, putting it in the top 10%.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 31.5% | 28.6% | 35.6% | 5 |
| 1990s | 38.5% | 32.4% | 42.4% | 10 |
| 2000s | 41.0% | 34.2% | 48.1% | 10 |
| 2010s | 34.1% | 31.6% | 37.9% | 10 |
| 2020s | 38.3% | 32.7% | 41.4% | 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 electricity generation from nuclear in Bulgaria?
- Share of electricity generation from nuclear in Bulgaria was 39.1% in 2025, according to Ember (2026) and other sources – with major processing by Our World in Data.
- What is the highest share of electricity generation from nuclear recorded in Bulgaria?
- The highest recorded value was 48.1% in 2002.
- What is the lowest share of electricity generation from nuclear recorded in Bulgaria?
- The lowest recorded value was 28.6% in 1987.
- How does Bulgaria rank for share of electricity generation from nuclear?
- Bulgaria ranks 8th out of 207 countries with data for 2025.
- Is share of electricity generation from nuclear rising or falling in Bulgaria?
- Over the last ten years it is up 23.9%. The long-run trend across the full record is flat.
- Where does this Bulgaria data come from?
- The figures come from Ember (2026) and other sources – with major processing by Our World in Data, published as part of Share of electricity generation from nuclear. Statizoid updates them automatically from the source API.
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About this data
Measured as a percentage of total electricity produced in the country or region.