Primary energy from low-carbon energy in Bulgaria
Bulgaria: Primary energy from low-carbon energy was 64.86 terawatt-hours in 2025. ◆ Volatile
Primary energy from low-carbon energy in Bulgaria, 1965–2025
Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Measured in terawatt-hours.
Analysis
Bulgaria recorded 64.86 terawatt-hours for primary energy from low-carbon energy in 2025.
That represents a change of up 0.3% on the previous year and up 12.6% over ten years.
Over the whole period, primary energy from low-carbon energy in Bulgaria peaked at 67.49 terawatt-hours in 2021 and was at its lowest, 1.3 terawatt-hours, in 1968.
That places Bulgaria 42nd out of 77 countries with data for 2025, putting it in the middle of the range.
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 | 1.84 terawatt-hours | 1.3 terawatt-hours | 2.02 terawatt-hours | 5 |
| 1970s | 10.64 terawatt-hours | 2.1 terawatt-hours | 22.04 terawatt-hours | 10 |
| 1980s | 39.09 terawatt-hours | 22.39 terawatt-hours | 51.17 terawatt-hours | 10 |
| 1990s | 49.07 terawatt-hours | 36.91 terawatt-hours | 57.68 terawatt-hours | 10 |
| 2000s | 56.36 terawatt-hours | 47.25 terawatt-hours | 63.39 terawatt-hours | 10 |
| 2010s | 56.62 terawatt-hours | 51.35 terawatt-hours | 63.4 terawatt-hours | 10 |
| 2020s | 65.23 terawatt-hours | 63.27 terawatt-hours | 67.49 terawatt-hours | 6 |
Countries ranked near Bulgaria
More climate change data for Bulgaria
- Share of global CO₂ emissions and population 0.0% (2100)
- Population growth -0.1% (2025)
- Population, total 6.43 million (2025)
- Urban population growth 0.2% (2025)
- Urban population 4.77 million (2025)
- Urban population 74.2% (2025)
- CO₂ emissions per capita vs. GDP per capita 4.68 tonnes per person (2024)
- Cumulative CO₂ emissions 3.98 billion tonnes (2024)
- CO₂ emissions per capita 4.68 tonnes per person (2024)
- CO₂ emissions per capita vs. share of electricity generation from renewables 4.68 tonnes per person (2024)
Frequently asked questions
- What is primary energy from low-carbon energy in Bulgaria?
- Primary energy from low-carbon energy in Bulgaria was 64.86 terawatt-hours in 2025, according to Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data.
- What is the highest primary energy from low-carbon energy recorded in Bulgaria?
- The highest recorded value was 67.49 terawatt-hours in 2021.
- What is the lowest primary energy from low-carbon energy recorded in Bulgaria?
- The lowest recorded value was 1.3 terawatt-hours in 1968.
- How does Bulgaria rank for primary energy from low-carbon energy?
- Bulgaria ranks 42nd out of 77 countries with data for 2025.
- Is primary energy from low-carbon energy rising or falling in Bulgaria?
- Over the last ten years it is up 12.6%. 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) – with major processing by Our World in Data, published as part of Primary energy from low-carbon energy. 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
Measured in terawatt-hours of total energy supply.