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Hawaii Solar

Data Current Through:
Q2 2022
Solar Installed (MW):
National Ranking:
18th (32nd in 2021)
Enough Solar Installed to Power:
373,081 homes
Percentage of State's Electricity from Solar:
Solar Jobs in 2021:
Solar Companies in State:
86 (3 Manufacturers, 54 Installers/Developers, 29 Others)
Total Solar Investment in State:
$3.9 billion
Prices have fallen
53% over the last 10 years
Growth Projection and Ranking:
825 MW over the next 5 years (ranks 41st)
Number Of Installations:

With fantastic solar insolation and high electricity prices due to a dependence on imported energy, Hawaii is an ideal solar market. However, interconnection continues to be an issue as Hawaiian utilities have imposed restrictions to avoid solar generators' loads on their systems.


View more solar industry data.

Notable Solar Installations in Hawaii

  • Waiawa Solar Project (Phase I) was completed in 2016.  This photovoltaic project has the capacity to generate 50 MW of electricity -- enough to power over 12,587 Hawaii homes.  
  • Several large retailers in Hawaii have gone solar including Albertsons, General Growth Properties and Green Growth Properties. Green Growth Properties has installed one of the largest such installations with 1 MW of solar capacity at their location in Honolulu.  
  • At 12 MW, KRS I Anahola Solar in Anahola is among the largest solar installations in Hawaii. This project has enough electric capacity to power more than 3,021 homes.  

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

Solar Companies in Hawaii

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 Hawaii, based on real price data from installed systems and solar quotes.

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

Hawaii State Solar Policy Resources

Official SEIA State Affiliate: Hawaii Solar Energy Association (HSEA)

Hawaii Clean Energy Initiative

Hawaii Public Utilities Commission - Learn about the governing body that regulates the electricity rates and services of Hawaii public utilities

Hawaii Solar Energy Association – Learn what local solar companies have been doing to create solar jobs in Hawaii since 1977

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

State Energy Office - Find a wide variety of information on state government energy programs, policy, projects, energy-saving strategies and energy-related statistics

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

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