Overview
- Installations reached 12.9 GW through the first nine months of 2025, topping last year’s 12.3 GW, as Q3 delivered about 5.3 GW, up 31% year over year but down 6% from Q2.
- Utility-scale projects accounted for 4.6 GW in Q3, with 82% of that capacity located in Texas and California.
- Residential storage added 647 MW in Q3, a 70% annual increase, and Wood Mackenzie projects a record Q4 as customers accelerate purchases ahead of the Section 25D ITC expiration.
- Wood Mackenzie and ACP forecast roughly 92.9–93 GW of U.S. deployments over five years and report a 15% uplift to the utility-scale outlook compared with pre‑OBBBA projections.
- Reported utility-scale battery system prices fell about 11% year over year to $938/kW, while CCI installations totaled 33 MW in Q3, down 8% with California representing 54% of that segment.