The Europe Geothermal Energy Market was valued at $2639.4 Million in 2025 and projected to reach to $3334.2 Million by 2030, representing a compound annual growth rate of 4.8%. Europe's geothermal energy market is positioned for steady growth as the region prioritizes renewable energy adoption and climate neutrality targets.
| Market Size in | USD 26.32 MN |
| Market Forecast in | |
| CAGR | |
| Forecast Period | |
| Units Considered | Value (USD MN) |
Europe's geothermal energy market is expanding at a CAGR of 4.8%, driven by ambitious renewable energy targets and EU decarbonization commitments. The market is projected to grow from USD 2,639.4 million in 2025 to USD 3,334.2 million by 2030.
Iceland, Italy, and Turkey dominate Europe's geothermal landscape. Turkey leads with USD 2,267.3 million in market size, followed by Italy at USD 469.8 million and Iceland at USD 285.6 million, leveraging abundant geothermal resources.
Europe's commitment to the European Green Deal and renewable energy directives is accelerating geothermal development. Regulatory frameworks and subsidies are incentivizing investment in direct-use applications and electricity generation from geothermal sources.
Beyond electricity generation, European markets are expanding geothermal applications in district heating, greenhouse agriculture, and industrial processes, particularly in countries with established geothermal infrastructure.
| Report Metric | Details |
|---|---|
| Base Year | 2025 |
| Fastest Growing Segment | RESIDENTIAL HEATING & COOLING (Application) |
| Forecast Period | 2025–2030 |
| Growth Rate | CAGR of 5.3% from 2025 to 2030 |
| Largest Segment | POWER GENERATION (Application) |
| Market Size Base Year (Billions) | ~USD 10.47 (2025) |
| Revenue Forecast (Billions) | ~USD 13.56 (2030) |
| Segments Covered | Application, Technology, Temperature |
3 segment dimensions are covered across the global market.
| Segment | 2025 | 2026 | 2027 | 2028 | 2029 | 2030 | CAGR (%) |
|---|---|---|---|---|---|---|---|
| COMMERCIAL HEATING & COOLING | 15.2 | 16.2 | 17.3 | 17.6 | 18 | 18.4 | 3.9 |
| OTHERS | 2.2 | 2.01 | 2.23 | 2.25 | 2.27 | 2.29 | 0.9 |
| POWER GENERATION | 14.5 | 14.7 | 15 | 15.3 | 16.6 | 17 | 3.2 |
| RESIDENTIAL HEATING & COOLING | 65 | 66.1 | 70.7 | 72 | 73.4 | 74.8 | 2.9 |
| TOTAL | 96.8 | 99 | 105.2 | 107.2 | 110.3 | 112.4 | 3 |
| Segment | 2025 | 2026 | 2027 | 2028 | 2029 | 2030 | CAGR (%) |
|---|---|---|---|---|---|---|---|
| COMMERCIAL HEATING & COOLING | 272.8 | 292.2 | 316.2 | 340.3 | 366.6 | 395.2 | 7.7 |
| OTHERS | 104 | 111.3 | 122.6 | 133.8 | 145.5 | 159.7 | 9 |
| POWER GENERATION | 1514.1 | 1560.9 | 1603.8 | 1651.4 | 1701.9 | 1758.2 | 3 |
| RESIDENTIAL HEATING & COOLING | 748.5 | 788.3 | 845.6 | 899.6 | 958 | 1021.1 | 6.4 |
| TOTAL | 2639.4 | 2752.7 | 2888.1 | 3025.2 | 3172 | 3334.2 | 4.8 |
| Country | 2025 size (native) |
|---|---|
| Germany | USD 199.1 Million |
| Italy | USD 469.8 Million |
| Turkey | USD 2267.3 Million |
| Iceland | USD 285.6 Million |
| Rest Of Europe | USD 112.4 Million |
Europe's geothermal energy market is valued at USD 2,639.4 million in 2025 and is expected to reach USD 3,334.2 million by 2030.
Europe's geothermal energy market is projected to grow at a compound annual growth rate (CAGR) of 4.8% from 2025 to 2030.
Iceland, Italy, and Turkey are among Europe's leading geothermal markets, leveraging abundant geothermal resources for power generation and direct-use applications.
Europe utilizes geothermal energy primarily for district heating and cooling systems, electricity generation, and direct-use applications in agriculture and industrial processes.
Europe's European Green Deal, renewable energy directives, and carbon pricing mechanisms are creating favorable conditions for geothermal project development and investment through 2030.
The study involved major activities in estimating the current size of the geothermal energy market. Exhaustive secondary research was done to collect information on the peer and parent markets. The next step was to validate these findings, assumptions, and sizing with industry experts across the value chain through primary research. Both top-down and bottom-up approaches were employed to estimate the complete market size. Thereafter, market breakdown and data triangulation were used to estimate the market size of the segments and subsegments.
This research study on the geothermal energy market involved the use of extensive secondary sources, directories, and databases, such as Hoovers, Bloomberg, Businessweek, IEA Geothermal, International Energy Agency, and BP Statistical Review of World Energy, to identify and collect information useful for a technical, market-oriented, and commercial study of the market. The other secondary sources included annual reports, press releases & investor presentations of companies, white papers, certified publications, articles by recognized authors, manufacturer associations, trade directories, and databases.
The geothermal energy market comprises several stakeholders such as power plant manufacturers, ground source heat pump manufacturers, manufacturing technology providers, and technical support providers in the supply chain. The demand side of this market is characterized by the rising demand for geothermal energy in power generation, residential heat & cooling, commercial heat & cooling, and other applications. The supply side is characterized by rising demand for contracts from the industrial sector and mergers & acquisitions among big players. Various primary sources from both the supply and demand sides of the market were interviewed to obtain qualitative and quantitative information. Following is the breakdown of primary respondents:
Note: Others include product engineers and product specialists. The tier of the companies is defined on the basis of their total revenue as of 2021: Tier 1 = > USD 1 billion, Tier 2 =
From USD 500 million to USD 1 billion, and Tier 3 = < USD 500 million.
To know about the assumptions considered for the study, download the pdf brochure
Both top-down and bottom-up approaches were used to estimate and validate the total size of the geothermal energy market. These methods were also used extensively to estimate the size of various subsegments in the market. The research methodology used to estimate the market size includes the following:

After arriving at the overall market size from the above estimation process, the total market has been split into several segments and subsegments. Data triangulation and market breakdown processes have been employed to complete the overall market engineering process and arrive at the exact statistics for all the segments and sub-segments, wherever applicable. The data has been triangulated by studying various factors and trends from both the demand and supply sides. Along with this, the market has been validated using both the top-down and bottom-up approaches.
Geothermal energy is renewable energy that is harnessed from the heat inside the Earth. Water and/or steam carry the geothermal energy to the Earth's surface. Depending on its characteristics, geothermal energy can be used for heating and cooling purposes, be harnessed to generate clean electricity, or be used directly for heating. Geothermal electricity generation relies mainly on technologies, such as steam plants, flash plants (single, double, and triple), binary plants, and combined cycle or hybrid plants, that exploit conventional geothermal resources. However, as high-quality conventional resources become harder to access, deeper resources may become accessible in the future through the development of enhanced geothermal systems. Heat energy can also be stored in the ground, such as in borehole energy storage or aquifer energy storage systems, for later retrieval and use. Another major utilization of geothermal heat is its direct use in space heating, aquaculture, horticulture, swimming pools, and spa treatments. Ground source/geothermal heat pumps use the Earth's shallow ground temperature for heating and cooling, whereas direct-use systems produce heat directly from hot water within the Earth.
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