In 2024, the capacity of large-scale solar thermal systems installed in buildings worldwide amounted to roughly ****megawatts thermal. In 2020, large-scale solar thermal systems in buildings had a capacity of almost *** megawatts thermal worldwide.
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International Energy Agency Solar Heating and Cooling Technology Collaboration Programme. (June 24, 2025). Capacity of large-scale solar heating systems in buildings worldwide from 2020 to 2024 (in megawatts thermal) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 24, 2026, from /statistics/1546591/global-capacity-large-scale-solar-thermal-systems-buildings/
International Energy Agency Solar Heating and Cooling Technology Collaboration Programme. "Capacity of large-scale solar heating systems in buildings worldwide from 2020 to 2024 (in megawatts thermal)." Chart. June 24, 2025. ÌÇÐÄÆƽâ°æ. Accessed July 24, 2026. /statistics/1546591/global-capacity-large-scale-solar-thermal-systems-buildings/
International Energy Agency Solar Heating and Cooling Technology Collaboration Programme. (2025). Capacity of large-scale solar heating systems in buildings worldwide from 2020 to 2024 (in megawatts thermal). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 24, 2026. /statistics/1546591/global-capacity-large-scale-solar-thermal-systems-buildings/
International Energy Agency Solar Heating and Cooling Technology Collaboration Programme. "Capacity of Large-scale Solar Heating Systems in Buildings Worldwide from 2020 to 2024 (in Megawatts Thermal)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 24 Jun 2025, /statistics/1546591/global-capacity-large-scale-solar-thermal-systems-buildings/
International Energy Agency Solar Heating and Cooling Technology Collaboration Programme, Capacity of large-scale solar heating systems in buildings worldwide from 2020 to 2024 (in megawatts thermal) ÌÇÐÄÆƽâ°æ, /statistics/1546591/global-capacity-large-scale-solar-thermal-systems-buildings/ (last visited July 24, 2026)
Capacity of large-scale solar heating systems in buildings worldwide from 2020 to 2024 (in megawatts thermal) [Graph], International Energy Agency Solar Heating and Cooling Technology Collaboration Programme, June 24, 2025. [Online]. Available: /statistics/1546591/global-capacity-large-scale-solar-thermal-systems-buildings/
