Explore the largest solar farms expected to come online in Illinois and see all proposed solar projects on a map.
Last updated: September 2026
On this page, you can explore our database of planned solar farms in Illinois. Each month, we track projects in development and update our list of the largest solar farms expected to come online in Illinois.
As of September 2026, there are 286 solar farms in development in Illinois, according to Cleanview's project tracker. Their total planned capacity is 38,799 MW. See also: operating solar farms in Illinois→
Planned Projects
286
Planned Capacity
38,799 MW
Unique Developers
46
Map of planned solar farms in Illinois. Marker size reflects planned capacity.
1,200 MW
Expected Online: December 2029
Location: Lee, Illinois
Developer: Hexagon Energy
1,200 MW
Expected Online: December 2025
Location: Lee, Illinois
1,200 MW
Expected Online: TBD
Location: Lee, Illinois
1,000 MW
Expected Online: December 2025
Location: Lee, Illinois
1,000 MW
Expected Online: TBD
Location: Lee, Illinois
821 MW
Expected Online: October 2024
Location: Fulton, Illinois
800 MW
Expected Online: December 2024
Location: Lee, Illinois
800 MW
Expected Online: TBD
Location: Lee, Illinois
600 MW
Expected Online: March 2031
Location: Lee, Illinois
Developer: Hexagon Energy
157 MW
Expected Online: October 2026
Location: Perry, Illinois
150 MW
Expected Online: October 2026
Location: Jefferson, Illinois
95 MW
Expected Online: October 2026
Location: Jackson, Illinois
5 MW
Expected Online: October 2026
Location: Mclean, Illinois
Developer: Nexamp
5 MW
Expected Online: October 2026
Location: Richland, Illinois
Developer: SunVest Solar
5 MW
Expected Online: October 2026
Location: Kankakee, Illinois
Developer: Generate Capital
5 MW
Expected Online: October 2026
Location: Will, Illinois
5 MW
Expected Online: October 2026
Location: Tazewell, Illinois
Developer: Dimension Energy
5 MW
Expected Online: October 2026
Location: Tazewell, Illinois
Developer: Dimension Energy
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