Illinois solar 101: must read before you buy solar panels

Last updated 11.30.21

Illinois State 16 solar panels available

  • $0.93 / W Average gross price of a solar power system as of July 2025
  • 4 years Average system payback period
  • $42 486 Average savings from going solar in Illinois
  • 5 ¢ / kWh Levelized cost of solar energy
  • 4.64 kW Recommended system size
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Illinois #31 in the US
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There is 1 fulfillment center in Illinois
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Your fulfillment center
Joliet, IL2 items 1349 mi
Pickup on Wed, Jul 16
Mon-Fri 8 am - 3.30 pm
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