Installed geothermal energy capacity in United States

United States: Installed geothermal energy capacity was 2,725 megawatts in 2024. ▲ Rising

Latest (2024)
2,725 megawatts
Change on year
up 1.1%
World rank
1st
of 32 countries
All-time high
2,793 megawatts
in 2000
All-time low
2,133 megawatts
in 2003
Years of data
25
2000–2024

Installed geothermal energy capacity in United States, 2000–2024

01.0k2.0k3.0k2000201220242000: 2.8k megawatts2001: 2.2k megawatts2002: 2.3k megawatts2003: 2.1k megawatts2004: 2.2k megawatts2005: 2.3k megawatts2006: 2.3k megawatts2007: 2.2k megawatts2008: 2.2k megawatts2009: 2.4k megawatts2010: 2.4k megawatts2011: 2.4k megawatts2012: 2.6k megawatts2013: 2.6k megawatts2014: 2.5k megawatts2015: 2.5k megawatts2016: 2.5k megawatts2017: 2.5k megawatts2018: 2.4k megawatts2019: 2.6k megawatts2020: 2.6k megawatts2021: 2.6k megawatts2022: 2.6k megawatts2023: 2.7k megawatts2024: 2.7k megawatts

Source: IRENA (2025) – processed by Our World in Data. Measured in megawatts.

Analysis

In 2024, installed geothermal energy capacity in United States stood at 2,725 megawatts.

The figure is up 1.1% on the previous year and up 8.4% over ten years.

Over the whole period, installed geothermal energy capacity in United States peaked at 2,793 megawatts in 2000 and was at its lowest, 2,133 megawatts, in 2003.

That places United States 1st out of 32 countries with data for 2024, putting it in the top 10%.

The long-run direction has been consistently rising across the 25 years of available data.

Averages by decade

DecadeAverage LowestHighest Years
2000s 2,293 megawatts 2,133 megawatts 2,793 megawatts 10
2010s 2,507 megawatts 2,405 megawatts 2,607 megawatts 10
2020s 2,648 megawatts 2,572 megawatts 2,725 megawatts 5

Countries ranked near United States

  1. 2 Indonesia 2,639 megawatts compare
  2. 3 Philippines 1,952 megawatts compare
  3. 4 Turkey 1,734 megawatts compare

See the full ranking of 32 places →

More reference data data for United States

All data for United States →

Frequently asked questions

What is installed geothermal energy capacity in United States?
Installed geothermal energy capacity in United States was 2,725 megawatts in 2024, according to IRENA (2025) – processed by Our World in Data.
What is the highest installed geothermal energy capacity recorded in United States?
The highest recorded value was 2,793 megawatts in 2000.
What is the lowest installed geothermal energy capacity recorded in United States?
The lowest recorded value was 2,133 megawatts in 2003.
How does United States rank for installed geothermal energy capacity?
United States ranks 1st out of 32 countries with data for 2024.
Is installed geothermal energy capacity rising or falling in United States?
Over the last ten years it is up 8.4%. The long-run trend across the full record is rising.
Where does this United States data come from?
The figures come from IRENA (2025) – 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 — 25 observations, free to reuse under CC BY 4.0 (Our World in Data).

About this data

Indicator
Installed geothermal energy capacity
Unit
megawatts
Source
IRENA (2025) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
32 places, 660 data points, 2000–2024
Last refreshed

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