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Washington Solar

Data Current Through:
Q3 2019
Solar Installed (MW):
National Ranking:
31st (24th in 2018)
Enough Solar Installed to Power:
19,555 homes
Percentage of State's Electricity from Solar:
Solar Jobs:
Solar Companies in State:
207 (45 Manufacturers, 75 Installers/Developers, 87 Others)
Total Solar Investment in State:
$619.39 million
Prices have fallen
36% over the last 5 years.
Growth Projection and Ranking:
734 MW over the next 5 years (ranks 31st)
Number Of Installations:



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Notable Solar Installations in Washington

  • Washington is a growing community solar market with more than 30 community solar projects already in the state. In 2018, A&R Solar installed two of the largest such projects, Benton County PUD at 75 kW and Clark County PUD at a combined 319 kW across its five arrays.
  • There are more than 70 schools across the state of Washington that have already gone solar. These schools have a combine capacity of 1.04 MW, enough to power 105 homes.

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

Solar Companies in Washington

Looking for a local installer? Use SolarReviews to get company reviews and estimates for solar in your area. You can also view the average costs for installing solar in Washington, based on real price data from installed systems and solar quotes.

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

Washington State Solar Policy Resources

Washington Utilities and Transportation Commission – Learn about the governing body that regulates the electricity rates and services of Washington public utilities

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

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

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

Washington State Energy Office