Installed solar energy capacity in Belgium
Belgium: Installed solar energy capacity was 9.75 gigawatts in 2024. ◆ Volatile
Installed solar energy capacity in Belgium, 2002–2024
Source: IRENA (2025) – processed by Our World in Data. Measured in gigawatts.
Analysis
Belgium recorded 9.75 gigawatts for installed solar energy capacity in 2024. That is the highest value across all 23 years on record.
The figure is up 16.8% on the previous year and up 227.6% over ten years.
Over the whole period, installed solar energy capacity in Belgium peaked at 9.75 gigawatts in 2024 and was at its lowest, 0.001 gigawatts, in 2002.
Belgium ranks 20th of 218 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 |
|---|---|---|---|---|
| 2000s | 0.0594 gigawatts | 0.001 gigawatts | 0.386 gigawatts | 8 |
| 2010s | 2.96 gigawatts | 0.8402 gigawatts | 4.52 gigawatts | 10 |
| 2020s | 7.25 gigawatts | 5.45 gigawatts | 9.75 gigawatts | 5 |
Countries ranked near Belgium
More energy & mining data for Belgium
- Fuel imports 16.0% (2024)
- Ores and metals imports 4.6% (2024)
- Ores and metals exports 3.5% (2024)
- Gas production 0.1615 terawatt-hours (2024)
- Fossil fuel production per person, by fuel 13.75 kilowatt-hours per person (2024)
- Fossil fuel production by fuel 0.1615 terawatt-hours (2024)
- Gas production per person 13.75 kilowatt-hours per person (2024)
- Fuel exports 11.6% (2024)
- Electric power transmission and distribution losses 4.3% (2024)
- Share of dietary energy supply from carbohydrates vs. GDP per capita 48.7% (2023)
Frequently asked questions
- What is installed solar energy capacity in Belgium?
- Installed solar energy capacity in Belgium was 9.75 gigawatts in 2024, according to IRENA (2025) – processed by Our World in Data.
- What is the highest installed solar energy capacity recorded in Belgium?
- The highest recorded value was 9.75 gigawatts in 2024.
- What is the lowest installed solar energy capacity recorded in Belgium?
- The lowest recorded value was 0.001 gigawatts in 2002.
- How does Belgium rank for installed solar energy capacity?
- Belgium ranks 20th out of 218 countries with data for 2024.
- Is installed solar energy capacity rising or falling in Belgium?
- Over the last ten years it is up 227.6%. The long-run trend across the full record is volatile.
- Where does this Belgium data come from?
- The figures come from IRENA (2025) – processed by Our World in Data, published as part of Installed solar energy capacity. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 23 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Total solar (on- and off-grid) electricity installed capacity, measured in gigawatts. This includes solar photovoltaic and concentrated solar power.