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Wisconsin Solar

Data Current Through:
Q3 2018
Solar Installed (MW):
National Ranking:
40th (34th in 2017)
State Homes Powered by Solar:
Percentage of State's Electricity from Solar:
Solar Jobs:
Solar Companies in State:
205 (41 Manufacturers, 102 Installers/Developers, 62 Others)
Total Solar Investment in State
$175.17 Million
Prices have fallen
43% over the last 5 years
Growth Projection and Ranking:
746 MW over the next 5 years (ranks 25th)
Number Of Installations


View more solar industry data

Notable Installations in Wisconsin.

  • Jefferson Solar Project was completed in 2013 and is among the largest solar installations in Wisconsin. This photovoltaic project has the capacity to generate 1 MW of electricity -- enough to power over 151 Wisconsin homes.5
  • Several large retailers in Wisconsin have gone solar including Appleton Solar, LLC, Fairmount Minerals – Menomonie, WI and Kohl's. Target has installed one of the largest such installations at their location in Oak Creek.6

Check out our Major Solar Projects List for more notable installations.

Solar Companies in Wisconsin

Looking for a local installer? Use the SEIA EnergySage Marketplace to compare quotes and find companies in your area. You can also review the average costs for installing solar in Wisconsin, based on real price data from solar quotes.

Don't see your company listed? Complete our National Solar Database Survey!

Wisconsin State Solar Policy Resources

Wisconsin Public Service Commission – Learn about the governing body that regulates the electricity rates and services of Wisconsin public utilities

Wisconsin State Legislature – Track pending legislation affecting solar energy, locate and contact individual legislators, and stay up to date on current legislative issues in Wisconsin

Wisconsin Department of Energy

Renew Wisconsin

DSIRE Incentives Database - Wisconsin – Search a public clearinghouse for specific solar energy incentives in Wisconsin and across the United States

U.S. Energy Information Administration - Wisconsin State Profile – Explore official energy statistics, including data on electricity supply and demand, from the U.S. government


1SEIA, National Solar Database,

2The Solar Foundation, 2015 National and State Solar Jobs Census,
3This and all other data in this section from SEIA/GTM Research U.S. Solar Market Insight