FieldProspects

Macon County, Illinois

Macon County, Illinois has 23 power projects in the FieldProspects database: 15 operating plants totaling 421.5 MW and 8 planned projects totaling 1.4 GW. No data center record lists the county. Battery Storage leads with 500 MW across 3 projects.

Data as of Grid region: Midcontinent ISO (MISO)Refreshed monthly
23
power projects, planned and operating
1.4GW
planned generation, 8 projects
421.5MW
operating generation, 15 projects
1
planned project past its listed in-service date
Map

Macon County and its neighbors

Counties shaded by data center MW on record, planned to operating. 7 of its 7 neighboring counties have pages of their own. The rest are in the member database.

Piatt no data centers Logan 500 MW Christian no data centers DeWitt no data centers Shelby no data centers Macon no data centers Sangamon 636 MW Moultrie no data centers
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
3.4times

more planned than operating generation in Macon County. 8 projects in the queue would add 1.4 GW to the 421.5 MW operating today, and one of them is past its listed in-service date.

Operating generation421.5 MW
Planned generation1.4 GW

Technology mix

23 projects, 1.8 GW planned and operating

Battery Storage500 MW3 projects, 27%
Natural Gas405.1 MW2 projects, 22%
Coal335 MW7 projects, 18%
4 other technologies603.2 MW11 projects, 33%
Which companies own these 23 projects?Project names, developers and contacts are for members.See what members get

Power generation in the county

15 plants operate inside Macon County, 421.5 MW. The queue adds 1.4 GW across 8 projects, and one of them is past its listed in-service date.

Figure 1

Operating and planned generation by technology

MW in Macon County

OperatingPlanned
Battery StoragePlanned 500 MW 3 projects
Natural GasOperating 64.8 MW 1 project
Natural GasPlanned 340.3 MW 1 project
CoalOperating 335 MW 7 projects
Solar + Storage (Hybrid)Planned 200 MW 1 project
WindPlanned 200 MW 1 project
SolarOperating 17 MW 4 projects
SolarPlanned 181.5 MW 2 projects
OilOperating 4.7 MW 3 projects
View as table
TechnologyStatusProjectsMW
Battery StoragePlanned3500
Natural GasOperating164.8
Natural GasPlanned1340.3
CoalOperating7335
Solar + Storage (Hybrid)Planned1200
WindPlanned1200
SolarOperating417
SolarPlanned2181.5
OilOperating34.7
Operating: 421.5 MW. Planned: 1.4 GW. If every planned project is built, county generation would reach 1.8 GW.
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
0200400600 Snapshot year 200 2024 2025 522 2026 200 2027 500 2028
View as table
YearPlanned projectsMW
20241200
202500
20263521.8
20272200
20282500
1 project, 200 MW, was due before 2026

Macon County against its neighbors

Sangamon County has the most data center MW among the neighbors, 636 MW. 7 of the 7 have more generation operating than data center MW on record.

CountyData center recordsData center MWOperating generation MWPlanned generation MWData center MW per MW operating
Sangamon County 4
636
1,313
3,429 0.48x
Logan County 1
500
726
666 0.69x
DeWitt County 0
0
1,896
185 0x
Christian County 0
0
1,330
2,368 0x
Shelby County 0
0
1,185
1,025 0x
Piatt County 0
0
988
476 0x
Macon County this page 0
0
422
1,422 0x
Moultrie County 0
0
24
0 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.

8 counties shown

What changed since June 4, 2026

2 projects in Macon County moved between the two snapshots. Counts and MW are below; the projects themselves are for members.

Open the change feed
0
added to a queue, 0 MW
0
came online, started construction or signed an interconnection agreement, 0 MW
1
cancelled, dropped or went inactive, 180 MW
1
slipped its in-service date, 200 MW

Every change in Macon County

Project, what changed, technology, MW and the dates that moved, for all 2 changes.

Members only
County: Macon County, ILSince June 4, 2026 2 changes
ProjectChangeTechnologyMWPrevious dateNew date
2 changes 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 Macon County

Project name, developer, status, MW, in-service year and the developer’s contacts, for all 23 records. Filter, sort and export to Excel.

Members only
County: Macon County, ILStatus: all except cancelledSort: MW, largest first 23 records
Project or campusDeveloperStatusMWYearContacts
23 records and 1.8 GW behind this preview

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