FieldProspects

Iowa counties: power projects and data centers

Iowa has 70 county pages on FieldProspects, one for every county with at least three power projects. Across the state, 117 planned projects add up to 20 GW and 723 operating projects to 24.9 GW. 92 data center records list Iowa, 7.6 GW planned to operating, led by Linn County with 2.8 GW.

Data as of Refreshed monthly
70
county pages, three or more projects each
20GW
planned generation, 117 projects
24.9GW
operating generation, 723 projects
92
data center records, not cancelled
7.6GW
of data centers, planned to operating
Map

Data center MW by county in Iowa

Counties with a page are shaded by the MW of data centers on record, planned to operating. Click a county to open its page.

no data center MWunder 100 MW100 to 1,000 MW1,000 to 5,000 MW5,000 to 15,000 MW15,000 MW or more no page yet
Source. FieldProspects database: ISO/RTO interconnection queues, EIA-860M and public data center filings, October 8, 2026 snapshot. Hover a county for its numbers

Every county page in Iowa

Projects, generation and data center records for each county with a page. Counties with fewer than three projects are in the member database only.

County Projects Planned generation MW Operating generation MW Data center records Data center MW
Adair County 25 526 1,152 1 200
Adams County 9 0 205 0 0
Allamakee County 5 283 2 0 0
Audubon County 5 0 485 0 0
Benton County 7 0 18 0 0
Black Hawk County 22 0 394 1 1
Boone County 8 225 348 0 0
Bremer County 22 0 84 0 0
Buena Vista County 8 0 374 0 0
Carroll County 12 0 298 0 0
Cass County 11 42 502 0 0
Cedar County 8 9 14 0 0
Cerro Gordo County 14 1,405 787 0 0
Chickasaw County 7 200 229 0 0
Clay County 4 0 442 0 0
Clayton County 5 0 6 0 0
Clinton County 13 2,060 181 0 0
Crawford County 4 324 102 0 0
Davis County 7 0 10 0 0
Decatur County 8 0 11 0 0
Delaware County 6 0 110 0 0
Des Moines County 6 50 291 0 0
Dickinson County 11 300 165 0 0
Dubuque County 20 260 27 0 0
Emmet County 6 0 17 0 0
Floyd County 6 0 119 0 0
Franklin County 8 560 509 0 0
Greene County 5 100 74 0 0
Grundy County 6 0 243 0 0
Guthrie County 7 0 214 0 0
Hamilton County 6 0 452 0 0
Hancock County 3 0 448 0 0
Hardin County 4 217 153 0 0
Henry County 17 0 34 0 0
Howard County 6 375 167 0 0
Ida County 5 0 502 0 0
Iowa County 17 0 277 0 0
Jackson County 23 0 47 0 0
Johnson County 21 153 124 0 0
Kossuth County 14 275 462 0 0
Lee County 22 270 458 0 0
Linn County 50 2,516 742 19 2,795
Louisa County 5 614 912 0 0
Madison County 9 0 137 4 228
Marion County 25 0 100 0 0
Marshall County 28 717 1,190 0 0
Mitchell County 13 180 526 0 0
Muscatine County 19 638 301 0 0
O'Brien County 11 0 754 0 0
Osceola County 11 0 167 0 0
Page County 12 50 234 0 0
Palo Alto County 13 650 374 0 0
Plymouth County 3 400 203 0 0
Pocahontas County 11 156 378 0 0
Polk County 33 340 1,066 27 1,074
Pottawattamie County 4 200 1,814 12 984
Poweshiek County 16 0 538 0 0
Scott County 5 150 3 0 0
Story County 35 400 431 1 1,000
Tama County 10 269 180 0 0
Taylor County 10 700 122 0 0
Union County 11 140 424 0 0
Wapello County 5 200 729 0 0
Warren County 3 0 44 5 285
Washington County 3 1,075 0 0 0
Webster County 7 470 380 0 0
Winnebago County 21 420 333 0 0
Winneshiek County 3 0 6 0 0
Woodbury County 3 0 1,284 0 0
Worth County 12 640 355 0 0

Data center MW counts records planned, under construction and operating. Generation is inside the county only.

70 counties shown

Open every project, campus and contact in Iowa.

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