In 2022, California was the state with the largest number of installed residential solar systems in the United States. The Golden State had more than 216 million systems as of the end of that year. Arizona and Texas followed with over 245,000 and 217,000 home solar systems. The total number of residential solar installations has increased significantly in the last years across the United States.
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Lawrence Berkeley National Laboratory. (September 21, 2023). Cumulative residential solar systems installations in the United States as of 2022, by state [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 26, 2026, from /statistics/1421967/solar-energy-cumulative-residential-systems-installed-by-state-us/
Lawrence Berkeley National Laboratory. "Cumulative residential solar systems installations in the United States as of 2022, by state." Chart. September 21, 2023. ÌÇÐÄÆƽâ°æ. Accessed July 26, 2026. /statistics/1421967/solar-energy-cumulative-residential-systems-installed-by-state-us/
Lawrence Berkeley National Laboratory. (2023). Cumulative residential solar systems installations in the United States as of 2022, by state. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 26, 2026. /statistics/1421967/solar-energy-cumulative-residential-systems-installed-by-state-us/
Lawrence Berkeley National Laboratory. "Cumulative Residential Solar Systems Installations in The United States as of 2022, by State." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 21 Sep 2023, /statistics/1421967/solar-energy-cumulative-residential-systems-installed-by-state-us/
Lawrence Berkeley National Laboratory, Cumulative residential solar systems installations in the United States as of 2022, by state ÌÇÐÄÆƽâ°æ, /statistics/1421967/solar-energy-cumulative-residential-systems-installed-by-state-us/ (last visited July 26, 2026)
Cumulative residential solar systems installations in the United States as of 2022, by state [Graph], Lawrence Berkeley National Laboratory, September 21, 2023. [Online]. Available: /statistics/1421967/solar-energy-cumulative-residential-systems-installed-by-state-us/
