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The energy storage industry has surpassed its 2025 target of 35 gigawatts of grid-connected batteries, with over 40 gigawatts deployed by mid-2025. Renewable energy sources now dominate new grid capacity, accounting for nearly half of recent installations. Key markets like Arizona, California, and Texas have seen significant battery deployment amid grid strain. Startups are increasingly recognizing the potential of energy storage solutions. This progress highlights the sector’s rapid growth and its role in modernizing power infrastructure.
Key facts
- The U.S. energy storage industry deployed over 40 gigawatts of grid-connected batteries by mid-2025, exceeding its 2025 goal of 35 gigawatts.
- Renewable energy sources accounted for nearly half of all new grid capacity added between July and September 2025.
- Arizona, California, and Texas led in battery storage deployment, addressing regional grid challenges.
- Startups like Redwood Materials are actively exploring energy storage opportunities.
- Lessons from these states could help other regions, including the Midwest and East Coast, integrate battery storage effectively.
