Thermal Energy Storage Market 2026 Size, Share, Industry, Forecast to 2035
The global thermal energy storage market is witnessing steady expansion as energy systems increasingly prioritize flexibility, efficiency, and decarbonization. The market was valued at USD 5.37 billion in 2025 and is projected to reach approximately USD 12.95 billion by 2035, growing at a compound annual growth rate (CAGR) of 9.2% during the forecast period (2026–2035).
This growth reflects rising investments in renewable energy integration, grid stabilization technologies, and energy-efficient infrastructure across developed and emerging economies.