Iowa · 3 industries

Solar, battery storage and data center projects in Iowa

36 utility solar, 21 battery storage and 20 data center projects are in development in Iowa, 28 of them under construction, with 41 already operating. 4 counties with 5 or more have a page of their own. Who is building each one, and who to call, is in the app.

Request access By county

77in development

3pre-construction

28under construction

41operating

36 queued1 permitted9 financed3 pre-construction28 under construction

By industry

Iowa, industry by industry.

Utility solar in Iowa36 in development · 9 under construction · 37 operating

Battery storage in Iowa21 in development · 0 under construction · 4 operating

Data centers in Iowa20 in development · 19 under construction · 0 operating

Breaking ground next

Next to start work in Iowa.

Each industry’s three projects in Iowa most likely to start work next.

Utility solar

Unnamed 250 MW solar projectClinton County
Pre-construction · 250 MW · start Aug 2026, permit on file
Builder: not yet named
Hawkeye Solar, LLCClinton County
Pre-construction · 200 MW · start Aug 2026, permit on file
Builder: not yet named
Unnamed 23 MW solar projectMuscatine County
Permitted · 23 MW · est. 2026 Q3
Builder: not yet named

Battery storage

Unnamed 300 MW storage projectLinn County
Queued · 300 MW · est. 2026 Q4
Builder: not yet named
Unnamed 205 MW storage projectBuchanan County
Queued · 205 MW · est. 2027 Q2
Builder: not yet named
Unnamed 200 MW storage projectMahaska County
Queued · 200 MW · est. 2026 Q3
Builder: not yet named

Data centers

Cedar Rapids 10mw Data CenterLinn County
Pre-construction · 62 acres · start Jun 2026, permit on file
Builder: not yet named
Council Bluffs Data CenterPottawattamie County
Under construction · 378 acres · start Feb 2021, permit on file
Builder: not yet named
Dsm 40 Microsoft Data CenterDallas County
Under construction · 187 acres · start Mar 2021, permit on file
Builder: not yet named

By county

Iowa, county by county.

Counties with 5 or more projects in development, most first. Each has a page with every project in development there.

County	Utility solar	Battery storage	Data centers	In development	Under construction
Linn County	4	3	3	10	3
Polk County	—	2	5	7	5
Clinton County	5	1	—	6	2
Pottawattamie County	—	—	5	5	5

Fewer than 5 in development: Dallas County (4), Muscatine County (4), Carroll County (3), Cerro Gordo County (3), Story County (3), Wapello County (3), Allamakee County (2), Buchanan County (2), Louisa County (2), Scott County (2), Union County (2), Worth County (2), Cass County (1), Cherokee County (1), Delaware County (1), Des Moines County (1), Dubuque County (1), Franklin County (1), Greene County (1), Johnson County (1), Kossuth County (1), Mahaska County (1), Marshall County (1), Mills County (1), Page County (1), Palo Alto County (1), Pocahontas County (1), Warren County (1), Washington County (1).

Questions

Iowa, in short.

How many construction projects are in development in Iowa?

77 solar, battery storage and data center projects are in development in Iowa: 36 utility solar, 21 battery storage and 20 data center projects. 28 of them are under construction, and 41 more are already operating.

Which counties in Iowa have the most projects in development?

Linn County (10), Polk County (7), Clinton County (6), Pottawattamie County (5) and Dallas County (4).

Where does the Iowa data come from?

From public records read daily for each industry (13 sources for utility solar, 7 sources for data center and 10 sources for battery storage): grid interconnection queues, construction permits, county records, state siting and procurement filings, and satellite imagery. Each value links to its record.