Illinois Solar Energy and Storage Association - Illinois Solar Industry Data

Illinois Solar Industry Data

2025

Solar Energy Industries Association Data -

Illinois numbers as of Q1 2025:

Solar Installed (MW): 6,187

National Ranking: 10th

Enough Solar Installed to Power: 961,041 homes

Percentage of State's Electricity from Solar: 2.87%

Solar Jobs: 5,975

Solar Companies in State: 336 (68 Manufacturers, 98 Installers/Developers, 171 Others)

Total Solar Investment in State: 9.9 billion

Prices have fallen 42% over the last 10 years

Growth Projection and Ranking: 12,061 MW over the next 5 years (ranks 7th)

Number Of Installations: 121,949

Illinois is a growing solar market that has benefited from a strong that requires they generate 25% of their energy from renewable sources by 2025. The amount of solar capacity installed in Illinois is expected to grow by more than 1,700% over the next five years.

IREC Solar Jobs Census

Current and past reports from the .

Illinois Power Agency has developed an to track the growth of solar energy in Illinois!

Website with statistics, maps, and technical data about energy. Shows where IL energy is derived, locations and names of power plants, and much more.