Solar energy generation by region in Bulgaria
Bulgaria: Solar energy generation by region was 6.83 terawatt-hours in 2025. ◆ Volatile
Solar energy generation by region in Bulgaria, 1990–2025
Source: Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data. Measured in terawatt-hours.
Analysis
Bulgaria recorded 6.83 terawatt-hours for solar energy generation by region in 2025. That is the highest value across all 36 years on record.
The figure is up 24.4% on the previous year and up 394.2% over ten years.
Over the whole period, solar energy generation by region in Bulgaria peaked at 6.83 terawatt-hours in 2025 and was at its lowest, 0 terawatt-hours, in 1990.
Bulgaria ranks 35th of 79 countries on this measure, in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Solar energy generation by region in Bulgaria, year by year
| Year | terawatt-hours | Change |
|---|---|---|
| 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 terawatt-hours | — |
| 2005 | 0 terawatt-hours | — |
| 2006 | 0 terawatt-hours | — |
| 2007 | 0.0001 terawatt-hours | — |
| 2008 | 0.0002 terawatt-hours | +178.3% |
| 2009 | 0.0033 terawatt-hours | +1856.3% |
| 2010 | 0.0149 terawatt-hours | +355.0% |
| 2011 | 0.1009 terawatt-hours | +578.5% |
| 2012 | 0.7787 terawatt-hours | +672.0% |
| 2013 | 1.39 terawatt-hours | +78.8% |
| 2014 | 1.26 terawatt-hours | -9.7% |
| 2015 | 1.38 terawatt-hours | +9.9% |
| 2016 | 1.39 terawatt-hours | +0.5% |
| 2017 | 1.4 terawatt-hours | +1.1% |
| 2018 | 1.34 terawatt-hours | -4.3% |
| 2019 | 1.42 terawatt-hours | +5.5% |
| 2020 | 1.47 terawatt-hours | +3.6% |
| 2021 | 1.47 terawatt-hours | -0.1% |
| 2022 | 2.09 terawatt-hours | +42.8% |
| 2023 | 3.52 terawatt-hours | +68.1% |
| 2024 | 5.49 terawatt-hours | +55.9% |
| 2025 | 6.83 terawatt-hours | +24.4% |
Bulgaria compared with similar countries
- Bulgaria's 6.83 terawatt-hours is above the median for high income countries, which is 4.94 terawatt-hours, 1.4× the median. (47 countries reporting)
- Bulgaria's 6.83 terawatt-hours is above the median for Europe & Central Asia, which is 4.43 terawatt-hours, 1.5× the median. (39 countries reporting)
Biggest year-on-year movements
Years where Solar energy generation by region 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 |
|---|---|---|---|
| 2009 | +1856.3% | 0.0002 terawatt-hours | 0.0033 terawatt-hours |
| 2012 | +672.0% | 0.1009 terawatt-hours | 0.7787 terawatt-hours |
| 2011 | +578.5% | 0.0149 terawatt-hours | 0.1009 terawatt-hours |
| 2010 | +355.0% | 0.0033 terawatt-hours | 0.0149 terawatt-hours |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | 10 |
| 2000s | 0.0003 terawatt-hours | 0 terawatt-hours | 0.0033 terawatt-hours | 10 |
| 2010s | 1.05 terawatt-hours | 0.0149 terawatt-hours | 1.42 terawatt-hours | 10 |
| 2020s | 3.48 terawatt-hours | 1.47 terawatt-hours | 6.83 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 solar energy generation by region in Bulgaria?
- Solar energy generation by region in Bulgaria was 6.83 terawatt-hours in 2025, according to Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data.
- What is the highest solar energy generation by region recorded in Bulgaria?
- The highest recorded value was 6.83 terawatt-hours in 2025.
- What is the lowest solar energy generation by region recorded in Bulgaria?
- The lowest recorded value was 0 terawatt-hours in 1990.
- How does Bulgaria rank for solar energy generation by region?
- Bulgaria ranks 35th out of 79 countries with data for 2025.
- Is solar energy generation by region rising or falling in Bulgaria?
- Over the last ten years it is up 394.2%. 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) – with major processing by Our World in Data, published as part of Solar energy generation by region. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 36 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Figures are based on gross generation and do not account for cross-border electricity supply.