Installed geothermal energy capacity in Italy
Italy: Installed geothermal energy capacity was 771.79 megawatts in 2025. ▲ Rising
Installed geothermal energy capacity in Italy, 2000–2025
Source: IRENA (2026) – processed by Our World in Data. Measured in megawatts.
Analysis
In 2025, installed geothermal energy capacity in Italy stood at 771.79 megawatts. That is the highest value across all 26 years on record.
That represents a change of up 0.5% over ten years.
Over the whole period, installed geothermal energy capacity in Italy peaked at 771.79 megawatts in 2020 and was at its lowest, 573 megawatts, in 2001.
Italy ranks 9th of 32 countries on this measure, in the middle of the range.
The long-run direction has been consistently rising across the 26 years of available data.
Installed geothermal energy capacity in Italy, year by year
| Year | megawatts | Change |
|---|---|---|
| 2000 | 590 megawatts | — |
| 2001 | 573 megawatts | -2.9% |
| 2002 | 666 megawatts | +16.2% |
| 2003 | 707 megawatts | +6.2% |
| 2004 | 642 megawatts | -9.2% |
| 2005 | 671 megawatts | +4.5% |
| 2006 | 671 megawatts | +0.0% |
| 2007 | 671 megawatts | +0.0% |
| 2008 | 671 megawatts | +0.0% |
| 2009 | 695 megawatts | +3.6% |
| 2010 | 728 megawatts | +4.7% |
| 2011 | 728 megawatts | +0.0% |
| 2012 | 728 megawatts | +0.0% |
| 2013 | 729 megawatts | +0.1% |
| 2014 | 768 megawatts | +5.3% |
| 2015 | 768 megawatts | +0.0% |
| 2016 | 767 megawatts | -0.1% |
| 2017 | 767.19 megawatts | +0.0% |
| 2018 | 767.19 megawatts | +0.0% |
| 2019 | 767.19 megawatts | +0.0% |
| 2020 | 771.79 megawatts | +0.6% |
| 2021 | 771.79 megawatts | +0.0% |
| 2022 | 771.79 megawatts | +0.0% |
| 2023 | 771.79 megawatts | +0.0% |
| 2024 | 771.79 megawatts | +0.0% |
| 2025 | 771.79 megawatts | +0.0% |
Italy compared with similar countries
- Italy's 771.79 megawatts is above the median for high income countries, which is 79.47 megawatts, 9.7× the median. (16 countries reporting)
- Italy's 771.79 megawatts is above the median for Europe & Central Asia, which is 29.1 megawatts, 26.5× the median. (11 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 655.7 megawatts | 573 megawatts | 707 megawatts | 10 |
| 2010s | 751.76 megawatts | 728 megawatts | 768 megawatts | 10 |
| 2020s | 771.79 megawatts | 771.79 megawatts | 771.79 megawatts | 6 |
Countries ranked near Italy
More reference data data for Italy
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 2.5 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 1.48 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 8.94 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0.927 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 8.94 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 8.37 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 5.21 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 6.51 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 41.74 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 5.05 (2050)
Frequently asked questions
- What is installed geothermal energy capacity in Italy?
- Installed geothermal energy capacity in Italy was 771.79 megawatts in 2025, according to IRENA (2026) – processed by Our World in Data.
- What is the highest installed geothermal energy capacity recorded in Italy?
- The highest recorded value was 771.79 megawatts in 2020.
- What is the lowest installed geothermal energy capacity recorded in Italy?
- The lowest recorded value was 573 megawatts in 2001.
- How does Italy rank for installed geothermal energy capacity?
- Italy ranks 9th out of 32 countries with data for 2025.
- Is installed geothermal energy capacity rising or falling in Italy?
- Over the last ten years it is up 0.5%. The long-run trend across the full record is rising.
- Where does this Italy data come from?
- The figures come from IRENA (2026) – processed by Our World in Data, published as part of Installed geothermal energy capacity. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 26 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Total geothermal (on- and off-grid) electricity installed capacity, measured in megawatts.