FieldProspects

Hillsdale County, Michigan

Hillsdale County, Michigan has 10 power projects in the FieldProspects database: 5 operating plants totaling 313.6 MW and 5 planned projects totaling 636.1 MW. No data center record lists the county. Solar leads with 622 MW across 5 projects. 2 planned projects are past their listed in-service date.

Data as of Grid region: Midcontinent ISO (MISO)Refreshed monthly
10
power projects, planned and operating
636.1MW
planned generation, 5 projects
313.6MW
operating generation, 5 projects
2
planned projects past their listed in-service date
Map

Hillsdale County and its neighbors

Counties shaded by data center MW on record, planned to operating. 4 of its 4 neighboring counties have pages of their own. The rest are in the member database.

Branch no data centers Jackson no data centers Hillsdale no data centers Lenawee no data centers Calhoun 0 MW
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

Data center records planned, under construction and operating, data as of October 8, 2026.Hover a county for its numbers

Headline finding
2times

more planned than operating generation in Hillsdale County. 5 projects in the queue would add 636.1 MW to the 313.6 MW operating today, and 2 of them are past their listed in-service date.

Operating generation313.6 MW
Planned generation636.1 MW

Technology mix

10 projects, 949.7 MW planned and operating

Solar622 MW5 projects, 65%
Wind166.1 MW2 projects, 17%
Other150 MW1 project, 16%
One other technology11.6 MW2 projects, 1%
Which companies own these 10 projects?Project names, developers and contacts are for members.See what members get

Power generation in the county

5 plants operate inside Hillsdale County, 313.6 MW. The queue adds 636.1 MW across 5 projects, and 2 of them are past their listed in-service date.

Figure 1

Operating and planned generation by technology

MW in Hillsdale County

OperatingPlanned
SolarOperating 152 MW 2 projects
SolarPlanned 470 MW 3 projects
WindOperating 150 MW 1 project
WindPlanned 16.1 MW 1 project
OtherPlanned 150 MW 1 project
Natural GasOperating 11.6 MW 2 projects
View as table
TechnologyStatusProjectsMW
SolarOperating2152
SolarPlanned3470
WindOperating1150
WindPlanned116.1
OtherPlanned1150
Natural GasOperating211.6
Operating: 313.6 MW. Planned: 636.1 MW. If every planned project is built, county generation would reach 949.7 MW.
Source. FieldProspects database: ISO/RTO interconnection queues, EIA-860M and public data center filings, data as of October 8, 2026.
Figure 2

Planned generation by listed in-service year

MW. Years before 2026 are past due.

Past dueDue 2026 or later
050100150200 Snapshot year 16 2020 2021 2022 2023 2024 180 2025 140 2026 150 2027 150 2028
View as table
YearPlanned projectsMW
2020116.1
202100
202200
202300
202400
20251180
20261140
20271150
20281150
2 projects, 196.1 MW, were due before 2026

Hillsdale County against its neighbors

None of the 4 neighboring counties with a page lists a data center record. Jackson County has the most operating generation among them, 674 MW.

CountyData center recordsData center MWOperating generation MWPlanned generation MWData center MW per MW operating
Jackson County 0
0
674
820 0x
Branch County 0
0
641
1,255 0x
Calhoun County 1
0
624
3,707 0x
Hillsdale County this page 0
0
314
636 0x
Lenawee County 0
0
64
1,635 0x

Data center MW counts records planned, under construction and operating. Generation is inside the county only. Neighbors without a page have fewer than three projects on record.

5 counties shown

What changed since June 4, 2026

1 project in Hillsdale County moved between the two snapshots. Counts and MW are below; the projects themselves are for members.

Open the change feed
1
added to a queue, 150 MW
0
came online, started construction or signed an interconnection agreement, 0 MW
0
cancelled, dropped or went inactive, 0 MW
0
slipped their in-service date, 0 MW

Every change in Hillsdale County

Project, what changed, technology, MW and the dates that moved, for all 1 change.

Members only
County: Hillsdale County, MISince June 4, 2026 1 change
ProjectChangeTechnologyMWPrevious dateNew date
1 change behind this preview

Rows are hidden on public pages. Members see the project behind each change, its developer and the dates that moved.

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Every record in Hillsdale County

Project name, developer, status, MW, in-service year and the developer’s contacts, for all 10 records. Filter, sort and export to Excel.

Members only
County: Hillsdale County, MIStatus: all except cancelledSort: MW, largest first 10 records
Project or campusDeveloperStatusMWYearContacts
10 records and 949.7 MW behind this preview

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