Illinois · Solar

Proposed solar projects in Illinois

There are 182 proposed solar projects in Illinois's interconnection queue, totaling 30.29 GW of requested capacity. The largest is Queue J2186 at 820.6 MW, and the median planned online year is 2026.

182
Proposed projects
30.29 GW
Requested capacity
166.5 MW
Average project size
2026
Median planned online year

All proposed solar projects in Illinois

TypeRegionIA Status
Queue J2186
J2186
SolarMISOFultonCluster Study820.6 MW20222024
Queue J2171
J2171
SolarMISOPerryCluster Study500 MW20222024
Surplus; Glacier Moraine
S1057
SolarMISOCumberland—360 MW20242027
Queue AH2-340
AH2-340
SolarPJMStarkFeasibility Study350 MW20222027
Queue J4000
J4000
SolarMISOScott—343 MW20252030
Queue J3950
J3950
SolarMISOClark—340 MW20252030
Queue J2603
J2603
SolarMISOMasonCluster Study320 MW20222026
Queue J1712
J1712
SolarMISOPerryIA Pending300 MW20202025
Queue J2556
J2556
SolarMISOWhitesideCluster Study300 MW20222026
Queue J3412
J3412
SolarMISOFordIn Progress (unknown study)300 MW20242028
Queue J3498
J3498
SolarMISOKnoxIn Progress (unknown study)300 MW20242028
Mackinaw Solar LLC project
AG2-363
SolarPJMTazewellSystem Impact Study300 MW20252024
Burr Oak Solar
AG1-118
SolarPJMDekalbFeasibility Study300 MW20202023
Dawson Solar
AG1-374
SolarPJMMcleanFeasibility Study300 MW20202024
Pleasant Grove Solar
AF2-349
SolarPJMMchenrySystem Impact Study300 MW20202023
South Dixon Solar
AF2-182
SolarPJMLeeFeasibility Study300 MW20202022
Steward Creek Solar
AF2-041
SolarPJMLeeSystem Impact Study300 MW20192023
Black Diamond Solar
AE2-261
SolarPJMChristianSystem Impact Study299 MW20192022
Queue J3012
J3012
SolarMISOColesCluster Study287 MW20222026
Fox Valley Energy Facility, LLC project
AG2-453
SolarPJMKendallSystem Impact Study280 MW20252024
Queue AH2-342
AH2-342
SolarPJMStarkFeasibility Study280 MW20222027
Queue J813
J813
SolarMISOClayConstruction275 MW20172021
Queue J2565
J2565
SolarMISOIroquoisCluster Study265 MW20222026
Beacon Solar
AG1-553
SolarPJMRock IslandFeasibility Study260 MW20202023
Gipper Solar Farm
AG1-462
SolarPJMWhitesideFeasibility Study255 MW20202023
Queue J1216
J1216
SolarMISOWashingtonIA Executed250 MW20192026
Queue J1840
J1840
SolarMISODewittIA Pending250 MW20202023
Queue J2662
J2662
SolarMISOCumberlandCluster Study250 MW20222026
Queue J2793
J2793
SolarMISOSalineCluster Study250 MW20222026
Queue J2922
J2922
SolarMISOJasperCluster Study250 MW20222028
Queue J2973
J2973
SolarMISOChristianCluster Study250 MW20222026
Queue J3074
J3074
SolarMISORandolphCluster Study250 MW20222025
Queue J3556
J3556
SolarMISOMontgomeryIn Progress (unknown study)250 MW20242028
Queue J3805
J3805
SolarMISOFayetteIn Progress (unknown study)250 MW20242027
Queue J3882
J3882
SolarMISOCrawford—250 MW20252030
Queue J3954
J3954
SolarMISOChristian—250 MW20252030
Queue J800
J800
SolarMISOWhiteConstruction250 MW20172022
Queue J815
J815
SolarMISOChristianConstruction250 MW20172022
Queue J3949
J3949
SolarMISOScott—245 MW20252030
Queue J4031
J4031
SolarMISOScott—245 MW20252030
Queue J2554
J2554
SolarMISOPutnamCluster Study220 MW20222026
Queue J3418
J3418
SolarMISOSangamonIn Progress (unknown study)220 MW20242028
Queue J4041
J4041
SolarMISOMenard—220 MW20252030
Broomstick Solar Energy Centergy Centersusp.
AD2-100
SolarPJMChristianIA Executed210 MW20182028
Bluejacket Solar
E0053
SolarMISOBureauIn Progress (unknown study)204.9 MW20252028
Pumpkin Patch
E0052
SolarMISOGreeneIn Progress (unknown study)203.8 MW20252028
Queue J1241
J1241
SolarMISOJeffersonIA Executed200 MW20192024
Queue J1306
J1306
SolarMISOPerryIA Executed200 MW20192024
Queue J2033
J2033
SolarMISOClayCluster Study200 MW20212024
Queue J2403
J2403
SolarMISOJohnsonCluster Study200 MW20222025
Queue J3095
J3095
SolarMISOFordCluster Study200 MW20222025
Queue J3256
J3256
SolarMISOClarkIn Progress (unknown study)200 MW20242028
Queue J3718
J3718
SolarMISOGreeneIn Progress (unknown study)200 MW20242028
Queue J3811
J3811
SolarMISOClayIn Progress (unknown study)200 MW20242028
Queue J3847
J3847
SolarMISOJefferson—200 MW20252029
Queue J3880
J3880
SolarMISOClay—200 MW20252030
Queue J3944
J3944
SolarMISOBureau—200 MW20252030
Queue J4003
J4003
SolarMISOEdgar—200 MW20252030
Mackinaw Solar LLC project
AG2-364
SolarPJMTazewellSystem Impact Study200 MW20252024
Steward Creek Solar, LLC project
AH1-044
SolarPJMLeeSystem Impact Study200 MW20252024
Steward Creek Solar, LLC project
AH1-150
SolarPJMLeeSystem Impact Study200 MW20252025
Steward Creek Solar, LLC project
AH1-151
SolarPJMLeeSystem Impact Study200 MW20252025
Blooming Grove Solar Energy Center
AE1-205
SolarPJMLivingstonIA Executed200 MW20182028
South Dixon Solar
AF1-280
SolarPJMLeeSystem Impact Study200 MW20192022
Steward Creek Solar
AF2-200
SolarPJMLeeSystem Impact Study200 MW20202023
Queue J3801
J3801
SolarMISOMercerIn Progress (unknown study)195.6 MW20242028
Queue J2334
J2334
SolarMISOMontgomeryCluster Study195 MW20222027
Queue J3353
J3353
SolarMISOChampaignIn Progress (unknown study)191.3 MW20242028
Queue J2136
J2136
SolarMISOIroquoisCluster Study190.9 MW20222024
Queue J3686
J3686
SolarMISOChristianIn Progress (unknown study)190 MW20242028
Surplus; AMIL.TILT1-4
S1097
SolarMISOVermilion—188 MW20252027
Queue J2937
J2937
SolarMISOMontgomeryCluster Study186 MW20222025
Queue J1677
J1677
SolarMISOMaconIA Pending180 MW20202026
Queue J2656
J2656
SolarMISOMaconCluster Study180 MW20222026
Queue J3167
J3167
SolarMISOFultonCluster Study180 MW20222026
Queue J3342
J3342
SolarMISOVermilionIn Progress (unknown study)180 MW20242028
Prairie Brome Solar LLC project
AH1-338
SolarPJMLeeSystem Impact Study180 MW20252025
Queue J2258
J2258
SolarMISOAdamsCluster Study175 MW20222024
Queue J3340
J3340
SolarMISOVermilionIn Progress (unknown study)175 MW20242028
Queue J3382
J3382
SolarMISOPiattIn Progress (unknown study)171 MW20242028
Surplus; J291
S1114
SolarMISOScott—168.8 MW20252028
Queue AI1-148
AI1-148
SolarPJMKankakeeFeasibility Study164 MW20222026
Queue AH2-338
AH2-338
SolarPJMWinnebagoFeasibility Study160 MW20222027
Queue J3064
J3064
SolarMISOPerryCluster Study157 MW20222026
Queue J1094
J1094
SolarMISOWashingtonConstruction150 MW20182024
Queue J1096
J1096
SolarMISOSalineConstruction150 MW20182024
Queue J1139
J1139
SolarMISOChampaignIA Executed150 MW20182023
Queue J1302
J1302
SolarMISOSalineIA Executed150 MW20192025
Queue J1303
J1303
SolarMISOJacksonIA Executed150 MW20192026
Queue J1311
J1311
SolarMISOSt. ClairIA Executed150 MW20192025
Queue J1382
J1382
SolarMISOClarkIA Executed150 MW20192025
Queue J1383
J1383
SolarMISOFultonIA Executed150 MW20192025
Queue J1626
J1626
SolarMISOFayetteIA Pending150 MW20202027
Queue J1653
J1653
SolarMISOTazewellIA Pending150 MW20212026
Queue J2131
J2131
SolarMISOJasperCluster Study150 MW20212027
Queue J2156
J2156
SolarMISOJohnsonCluster Study150 MW20222024
Queue J2401
J2401
SolarMISOJohnsonCluster Study150 MW20222025
Queue J2659
J2659
SolarMISOSangamonCluster Study150 MW20252026
Queue J3306
J3306
SolarMISOPerryIn Progress (unknown study)150 MW20242028
Pleasant Grove Solar 2, LLC project
AH1-196
SolarPJMMchenrySystem Impact Study150 MW20252026

Showing the 100 largest of 182 projects by requested capacity.

Browse Illinois's full interconnection queue. Compare with operating capacity: 211 operating solar plants in Illinois. Nationwide: Solar plants nationwide.

Source: "Queued Up" (Rand et al., Lawrence Berkeley National Laboratory, 2026 edition) (data as of December 31, 2025).