National Solar Capacity Ranking: 35th
National Energy Storage Capacity Ranking: 8th
Updated September 2026
SEIA’s Major Solar and Storage Projects List is a database of all U.S. ground-mounted solar projects, 1 MW and above, that are either operating, under construction or under development.
1,465 MWdc
2.5 GWh
35th (33th in 2025 additions)
212,297 homes
9.35%
770
35 (2 Manufacturers, 18 Installers/ Developers, 15 Others)
$2 billion
2,481 MW over the next 5 years (ranks 30th)
25,262
Idaho’s energy storage market is developing alongside growing solar deployment, with increasing interest in storage to support grid reliability and integrate renewable resources.
While Idaho has fewer dedicated storage policies compared to leading markets, continued solar growth and utility planning efforts are expected to drive additional storage deployment. As the state expands its clean energy capacity, storage is likely to play a larger role in balancing the grid and supporting future energy needs.