State Overview

Iowa

National Solar Capacity Ranking: 36th

National Energy Storage Capacity Ranking: 23rd

Updated June 2026

 

Iowa State Solar Overview

 

 

Iowa Major Solar and Storage Projects

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.
 

 

Official SEIA State Affiliate

Just The Facts

  • Solar Installed (MW):

    1,232 MWdc

  • Storage Capacity

    419 MWh

  • National Ranking:

    36th (42nd in 2025 additions)

  • Enough Solar Installed to Power:

    160,652 homes

  • Percentage of State's Electricity from Solar:

    2.50%

  • Solar Jobs:

    892

  • Solar Companies in State:

    70 (10 Manufacturers, 30 Installers/Developers, 30 Others)

  • Total Solar Investment in State:

    $1.9 billion

  • Growth Projection and Ranking:

    1,841 MW over the next 5 years (ranks 35th)

  • Number of Installations:

    22,125

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Iowa State Solar Policy Resources

Iowa Energy Storage Policy and Market Overview

Iowa’s energy storage market remains limited but is expected to grow alongside increasing solar deployment.

While dedicated storage policies are still developing, continued solar growth and broader clean energy expansion are expected to drive future storage deployment. As Iowa works to integrate more renewable generation, energy storage will play a key role in improving grid flexibility and reducing curtailment.
 

 

Iowa Energy Storage Policy Resources

  • Iowa State Energy Office – State funded energy programs, grants, and other opportunities through the Department of Economic Development.
  • Iowa Environmental Council –Iowa energy storage fact sheets from a non-partisan, not-for-profit, energy advocacy organization.
  • DSIRE Iowa Energy Storage Policy Database – Clearinghouse for financial incentives, regulations, and rebates for energy storage and lithium-ion technologies in Iowa and across the United States.
  • Energy Storage Cost in Iowa – Up-to-date storage and solar-plus-storage pricing and find installers in Iowa on EnergySage.
  • Iowa Utilities Commission – Governing body that regulates the electricity rates and services of Iowa public utilities, search for regulatory dockets, programs, and initiatives.
  • Iowa Legislature – Pending, passed, and historical legislation affecting energy storage and battery systems, locate and contact individual legislators, and stay up to date on current legislative issues in Iowa.

 

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