In 2024, the median size of a home solar system in California was 5.7 kilowatts direct current. The state had one of the lowest median system sizes with Colorado, New Mexico, and Arkansas. By comparison, Ohio recorded a median system size of 15.8 kilowatts direct current. The cost of solar photovoltaics has declined steadily in the last decade.
Profit from the additional features of your individual account
Currently, you are using a shared account. To use individual functions (e.g., mark statistics as favourites, set
statistic alerts) please log in with your personal account.
If you are an admin, please authenticate by logging in again.
Learn more about how ÌÇÐÄÆƽâ°æ can support your business.
Lawrence Berkeley National Laboratory. (September 30, 2025). Median size of residential solar systems installed in the United States in 2024, by select state (in kilowatts direct current) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 24, 2026, from /statistics/1421989/median-size-residential-solar-systems-by-state-us/
Lawrence Berkeley National Laboratory. "Median size of residential solar systems installed in the United States in 2024, by select state (in kilowatts direct current)." Chart. September 30, 2025. ÌÇÐÄÆƽâ°æ. Accessed July 24, 2026. /statistics/1421989/median-size-residential-solar-systems-by-state-us/
Lawrence Berkeley National Laboratory. (2025). Median size of residential solar systems installed in the United States in 2024, by select state (in kilowatts direct current). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 24, 2026. /statistics/1421989/median-size-residential-solar-systems-by-state-us/
Lawrence Berkeley National Laboratory. "Median Size of Residential Solar Systems Installed in The United States in 2024, by Select State (in Kilowatts Direct Current)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 30 Sep 2025, /statistics/1421989/median-size-residential-solar-systems-by-state-us/
Lawrence Berkeley National Laboratory, Median size of residential solar systems installed in the United States in 2024, by select state (in kilowatts direct current) ÌÇÐÄÆƽâ°æ, /statistics/1421989/median-size-residential-solar-systems-by-state-us/ (last visited July 24, 2026)
Median size of residential solar systems installed in the United States in 2024, by select state (in kilowatts direct current) [Graph], Lawrence Berkeley National Laboratory, September 30, 2025. [Online]. Available: /statistics/1421989/median-size-residential-solar-systems-by-state-us/
