Installed geothermal energy capacity in Portugal

Portugal: Installed geothermal energy capacity was 29.1 megawatts in 2025. ▲ Rising

Latest (2025)
29.1 megawatts
Change on year
unchanged
World rank
20th
of 32 countries
All-time high
29.1 megawatts
in 2017
All-time low
14 megawatts
in 2000
Years of data
26
2000–2025

Installed geothermal energy capacity in Portugal, 2000–2025

01020302000201220252000: 14 megawatts2001: 14 megawatts2002: 14 megawatts2003: 14 megawatts2004: 14 megawatts2005: 14 megawatts2006: 25 megawatts2007: 25 megawatts2008: 25 megawatts2009: 25 megawatts2010: 25 megawatts2011: 25 megawatts2012: 25 megawatts2013: 25 megawatts2014: 25 megawatts2015: 25 megawatts2016: 25 megawatts2017: 29.1 megawatts2018: 29.1 megawatts2019: 29.1 megawatts2020: 29.1 megawatts2021: 29.1 megawatts2022: 29.1 megawatts2023: 29.1 megawatts2024: 29.1 megawatts2025: 29.1 megawatts

Source: IRENA (2026) – processed by Our World in Data. Measured in megawatts.

Analysis

In 2025, installed geothermal energy capacity in Portugal stood at 29.1 megawatts. That is the highest value across all 26 years on record.

The figure is up 16.4% over ten years.

Over the whole period, installed geothermal energy capacity in Portugal peaked at 29.1 megawatts in 2017 and was at its lowest, 14 megawatts, in 2000.

Portugal ranks 20th 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 Portugal, year by year

Annual values for Installed geothermal energy capacity in Portugal, 2000 to 2025.
Year megawatts Change
2000 14 megawatts
2001 14 megawatts +0.0%
2002 14 megawatts +0.0%
2003 14 megawatts +0.0%
2004 14 megawatts +0.0%
2005 14 megawatts +0.0%
2006 25 megawatts +78.6%
2007 25 megawatts +0.0%
2008 25 megawatts +0.0%
2009 25 megawatts +0.0%
2010 25 megawatts +0.0%
2011 25 megawatts +0.0%
2012 25 megawatts +0.0%
2013 25 megawatts +0.0%
2014 25 megawatts +0.0%
2015 25 megawatts +0.0%
2016 25 megawatts +0.0%
2017 29.1 megawatts +16.4%
2018 29.1 megawatts +0.0%
2019 29.1 megawatts +0.0%
2020 29.1 megawatts +0.0%
2021 29.1 megawatts +0.0%
2022 29.1 megawatts +0.0%
2023 29.1 megawatts +0.0%
2024 29.1 megawatts +0.0%
2025 29.1 megawatts +0.0%

Portugal compared with similar countries

  • Portugal's 29.1 megawatts is below the median for high income countries, which is 79.47 megawatts, 37% of the median. (16 countries reporting)
  • Portugal's 29.1 megawatts is above the median for Europe & Central Asia, which is 29.1 megawatts, 1.0× the median. (11 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
2000s 18.4 megawatts 14 megawatts 25 megawatts 10
2010s 26.23 megawatts 25 megawatts 29.1 megawatts 10
2020s 29.1 megawatts 29.1 megawatts 29.1 megawatts 6

Countries ranked near Portugal

  1. 17 Papua New Guinea 51 megawatts compare
  2. 18 Guatemala 49.2 megawatts compare
  3. 19 Honduras 40 megawatts compare
  4. 21 China 25.75 megawatts compare
  5. 22 France 16.15 megawatts compare
  6. 23 Guadeloupe 14.5 megawatts compare

See the full ranking of 32 places →

More reference data data for Portugal

All data for Portugal →

Frequently asked questions

What is installed geothermal energy capacity in Portugal?
Installed geothermal energy capacity in Portugal was 29.1 megawatts in 2025, according to IRENA (2026) – processed by Our World in Data.
What is the highest installed geothermal energy capacity recorded in Portugal?
The highest recorded value was 29.1 megawatts in 2017.
What is the lowest installed geothermal energy capacity recorded in Portugal?
The lowest recorded value was 14 megawatts in 2000.
How does Portugal rank for installed geothermal energy capacity?
Portugal ranks 20th out of 32 countries with data for 2025.
Is installed geothermal energy capacity rising or falling in Portugal?
Over the last ten years it is up 16.4%. The long-run trend across the full record is rising.
Where does this Portugal 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).

Share, cite or embed this page

Cite this page

Installed geothermal energy capacity in Portugal. Statizoid, drawing on IRENA (2026) – processed by Our World in Data. Retrieved 24 September 2026, from https://reference.statizoid.com/stat/installed-geothermal-capacity/portugal/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under CC BY 4.0 (Our World in Data); please keep the attribution.

<a href="https://reference.statizoid.com/stat/installed-geothermal-capacity/portugal/">Installed geothermal energy capacity in Portugal</a> — Statizoid

About this data

Indicator
Installed geothermal energy capacity
Unit
megawatts
Source
IRENA (2026) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
32 places, 690 data points, 2000–2025
Last refreshed

Total geothermal (on- and off-grid) electricity installed capacity, measured in megawatts.