Primary energy use by source in Bulgaria
Bulgaria: Primary energy use by source was 1.28 terawatt-hours in 2025. ◆ Volatile
Latest (2025)
1.28 terawatt-hours
Change on year
down 6.9%
World rank
46th
of 80 countries
All-time high
1.58 terawatt-hours
in 2023
All-time low
0 terawatt-hours
in 1965
Years of data
61
1965–2025
Primary energy use by source 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
The most recent figure for primary energy use by source in Bulgaria is 1.28 terawatt-hours, measured in 2025.
That represents a change of down 6.9% on the previous year and down 11.7% over ten years.
Over the whole period, primary energy use by source in Bulgaria peaked at 1.58 terawatt-hours in 2023 and was at its lowest, 0 terawatt-hours, in 1965.
That places Bulgaria 46th out of 80 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.
Primary energy use by source in Bulgaria, year by year
| Year | terawatt-hours | Change |
|---|---|---|
| 1965 | 0 terawatt-hours | — |
| 1966 | 0 terawatt-hours | — |
| 1967 | 0 terawatt-hours | — |
| 1968 | 0 terawatt-hours | — |
| 1969 | 0 terawatt-hours | — |
| 1970 | 0 terawatt-hours | — |
| 1971 | 0 terawatt-hours | — |
| 1972 | 0 terawatt-hours | — |
| 1973 | 0 terawatt-hours | — |
| 1974 | 0 terawatt-hours | — |
| 1975 | 0 terawatt-hours | — |
| 1976 | 0 terawatt-hours | — |
| 1977 | 0 terawatt-hours | — |
| 1978 | 0 terawatt-hours | — |
| 1979 | 0 terawatt-hours | — |
| 1980 | 0 terawatt-hours | — |
| 1981 | 0 terawatt-hours | — |
| 1982 | 0 terawatt-hours | — |
| 1983 | 0 terawatt-hours | — |
| 1984 | 0 terawatt-hours | — |
| 1985 | 0 terawatt-hours | — |
| 1986 | 0 terawatt-hours | — |
| 1987 | 0 terawatt-hours | — |
| 1988 | 0 terawatt-hours | — |
| 1989 | 0 terawatt-hours | — |
| 1990 | 0 terawatt-hours | — |
| 1991 | 0 terawatt-hours | — |
| 1992 | 0 terawatt-hours | — |
| 1993 | 0 terawatt-hours | — |
| 1994 | 0 terawatt-hours | — |
| 1995 | 0 terawatt-hours | — |
| 1996 | 0 terawatt-hours | — |
| 1997 | 0 terawatt-hours | — |
| 1998 | 0 terawatt-hours | — |
| 1999 | 0 terawatt-hours | — |
| 2000 | 0 terawatt-hours | — |
| 2001 | 0 terawatt-hours | — |
| 2002 | 0 terawatt-hours | — |
| 2003 | 0 terawatt-hours | — |
| 2004 | 0.001 terawatt-hours | — |
| 2005 | 0.0046 terawatt-hours | +358.7% |
| 2006 | 0.02 terawatt-hours | +337.0% |
| 2007 | 0.0468 terawatt-hours | +133.5% |
| 2008 | 0.1218 terawatt-hours | +160.2% |
| 2009 | 0.237 terawatt-hours | +94.7% |
| 2010 | 0.6814 terawatt-hours | +187.5% |
| 2011 | 0.8611 terawatt-hours | +26.4% |
| 2012 | 1.22 terawatt-hours | +41.8% |
| 2013 | 1.37 terawatt-hours | +12.5% |
| 2014 | 1.33 terawatt-hours | -3.1% |
| 2015 | 1.45 terawatt-hours | +9.1% |
| 2016 | 1.42 terawatt-hours | -1.8% |
| 2017 | 1.5 terawatt-hours | +5.6% |
| 2018 | 1.32 terawatt-hours | -12.4% |
| 2019 | 1.32 terawatt-hours | -0.1% |
| 2020 | 1.48 terawatt-hours | +12.2% |
| 2021 | 1.43 terawatt-hours | -2.9% |
| 2022 | 1.5 terawatt-hours | +4.6% |
| 2023 | 1.58 terawatt-hours | +5.7% |
| 2024 | 1.38 terawatt-hours | -13.1% |
| 2025 | 1.28 terawatt-hours | -6.9% |
Bulgaria compared with similar countries
- Bulgaria's 1.28 terawatt-hours is below the median for high income countries, which is 3.89 terawatt-hours, 33% of the median. (47 countries reporting)
- Bulgaria's 1.28 terawatt-hours is below the median for Europe & Central Asia, which is 4.18 terawatt-hours, 31% of the median. (39 countries reporting)
Biggest year-on-year movements
Years where Primary energy use by source in Bulgaria changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 2005 | +358.7% | 0.001 terawatt-hours | 0.0046 terawatt-hours |
| 2006 | +337.0% | 0.0046 terawatt-hours | 0.02 terawatt-hours |
| 2010 | +187.5% | 0.237 terawatt-hours | 0.6814 terawatt-hours |
| 2008 | +160.2% | 0.0468 terawatt-hours | 0.1218 terawatt-hours |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | 5 |
| 1970s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | 10 |
| 1980s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | 10 |
| 1990s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | 10 |
| 2000s | 0.0431 terawatt-hours | 0 terawatt-hours | 0.237 terawatt-hours | 10 |
| 2010s | 1.25 terawatt-hours | 0.6814 terawatt-hours | 1.5 terawatt-hours | 10 |
| 2020s | 1.44 terawatt-hours | 1.28 terawatt-hours | 1.58 terawatt-hours | 6 |
Countries ranked near Bulgaria
More energy & mining data for Bulgaria
- Fossil fuel consumption by fuel, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, annual growth rate 2.05 % change on previous year (2025)
- Coal consumption, per capita 0 terawatt-hours per person (2025)
- Coal consumption, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, per capita 0 terawatt-hours per person (2025)
- Coal production, per capita 0 terawatt-hours per person (2025)
- Coal production, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Fossil fuel consumption by fuel, per capita 0 terawatt-hours per person (2025)
- Fuel imports 12.3% (2024)
Frequently asked questions
- What is primary energy use by source in Bulgaria?
- Primary energy use by source in Bulgaria was 1.28 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 use by source recorded in Bulgaria?
- The highest recorded value was 1.58 terawatt-hours in 2023.
- What is the lowest primary energy use by source recorded in Bulgaria?
- The lowest recorded value was 0 terawatt-hours in 1965.
- How does Bulgaria rank for primary energy use by source?
- Bulgaria ranks 46th out of 80 countries with data for 2025.
- Is primary energy use by source rising or falling in Bulgaria?
- Over the last ten years it is down 11.7%. 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 use by source. Statizoid updates them automatically from the source API.
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About this data
Measured in terawatt-hours of total energy supply.