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Illinois Solar Industry Data


Solar Energy Industries Association Data - see data through 2021 Q3 by clicking here!

Download the fact sheet here

Illinois numbers: 

Solar Installed (MW): 1,043.8

National Ranking: 21st (13th in 2020)

Enough Solar Installed to Power: 167,161 homes

Percentage of State's Electricity from Solar: 0.63%

Solar Jobs: 5,259

Solar Companies in State: 306 (63 Manufacturers, 100 Installers/Developers, 143 Others)

Total Solar Investment in State: 1.9 billion

Prices have fallen 11% over the last 5 years

Growth Projection and Ranking: 3,235 MW over the next 5 years (ranks 12th)

Number Of Installations: 36,213

Illinois is a growing solar market that has benefited from a strong renewable portfolio standard 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.

Other resources:

Current and past reports from the Solar Jobs Census can be found at

If interested in how the clean energy markets in Illinois have changed over the years, watch this recorded webinar from the ELPC!

The Path to 100, as well as the Illinois Power Agency, have developed interactive maps 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.



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