FieldProspects

Montana counties: power projects and data centers

Montana has 21 county pages on FieldProspects, one for every county with at least three power projects. Across the state, 9 planned projects add up to 1.5 GW and 170 operating projects to 7.8 GW. 3 data center records list Montana, 1.2 GW planned to operating, led by Cascade County with 600 MW.

Data as of Refreshed monthly
21
county pages, three or more projects each
1.5GW
planned generation, 9 projects
7.8GW
operating generation, 170 projects
3
data center records, not cancelled
1.2GW
of data centers, planned to operating
Map

Data center MW by county in Montana

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 Montana

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
Beaverhead County 3 400 80 0 0
Big Horn County 7 300 397 0 0
Cascade County 20 0 331 1 600
Deer Lodge County 3 0 203 0 0
Flathead County 10 0 438 0 0
Lake County 3 0 228 0 0
Lewis and Clark County 12 7 80 0 0
Lincoln County 5 0 525 0 0
Madison County 4 0 16 0 0
McCone County 5 0 180 0 0
Meagher County 4 0 18 0 0
Missoula County 3 0 6 0 0
Roosevelt County 9 0 168 0 0
Rosebud County 6 0 2,262 0 0
Sanders County 12 0 586 0 0
Silver Bow County 9 0 55 1 50
Stillwater County 8 0 528 0 0
Teton County 4 0 48 0 0
Toole County 3 0 399 0 0
Wheatland County 6 710 165 0 0
Yellowstone County 24 50 360 1 500

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

21 counties shown

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