The underlying motivation for DOE's strategic investment in energy storage is to ensure that the American people will have access to energy storage innovations that enable resilient, flexible, affordable, and secure energy systems and supply, for everyone, everywhere.
[PDF Version]
The average energy storage cost in 2025 is different in many places. It depends on how big the system is and what technology it uses. Most homes and small businesses pay between $6,000 and $23,000 for everything. This covers the battery, inverter, labor, and other parts.
[PDF Version]
Solar accounted for 58% of all new electricity-generating capacity added to the US grid through the third quarter of 2025, with more than 30 GW installed.
[PDF Version]
While a standard grid-connected system might run $15,000-$20,000, a complete off-grid setup typically ranges from $45,000-$65,000 for an average home. This significant price difference reflects the additional components needed when you can't rely on the utility grid as backup.
[PDF Version]
