Explore the largest battery storage projects expected to come online in Iowa and see all proposed battery storage projects on a map.
Last updated: August 2026
On this page, you can explore our database of planned battery storage projects in Iowa. Each month, we track projects in development and update our list of the largest battery storage projects expected to come online in Iowa.
As of August 2026, there are 18 battery storage projects in development in Iowa, according to Cleanview's project tracker. Their total planned capacity is 2,613 MW. See also: operating battery storage projects in Iowa→
Planned Projects
18
Planned Capacity
2,613 MW
Unique Developers
2
300 MW
Expected Online: October 2027
Location: Linn, Iowa
205 MW
Expected Online: June 2028
Location: Buchanan, Iowa
200 MW
Expected Online: September 2027
Location: Mahaska, Iowa
200 MW
Expected Online: March 2028
Location: Clinton, Iowa
200 MW
Expected Online: August 2026
Location: Franklin, Iowa
199 MW
Expected Online: December 2028
Location: Wapello, Iowa
195 MW
Expected Online: September 2029
Location: Linn, Iowa
170 MW
Expected Online: May 2027
Location: Polk, Iowa
170 MW
Expected Online: May 2026
Location: Polk, Iowa
75 MW
Expected Online: September 2026
Location: Kossuth, Iowa
170 MW
Expected Online: May 2027
Location: Polk, Iowa
100 MW
Expected Online: June 2027
Location: Marshall, Iowa
100 MW
Expected Online: June 2027
Location: Cerro Gordo, Iowa
100 MW
Expected Online: June 2027
Location: Dubuque, Iowa
200 MW
Expected Online: September 2027
Location: Mahaska, Iowa
300 MW
Expected Online: October 2027
Location: Linn, Iowa
Cleanview