4 FAQs about US Solar Power Generation

How did solar power grow in the US?

The US Energy Information Administration (EIA) says that utility-scale solar grew by 32%, while distributed solar increased by 15%, bringing their respective shares to nearly 5% and 2% of total electricity generation. Overall, US electricity generation rose by 3.1% year over year. From pv magazine USA

What percentage of US electricity is generated by solar?

Last year, pv magazine USA correctly forecast that solar would reach 6.9% of total U.S. electricity generation based on the 35.3 GW of new capacity deployed in 2023. Wind and solar together supplied 17.2% of all U.S. electricity. Three states—Iowa, South Dakota, and Kansas—now generate more than 50% of their electricity from these two sources.

Will solar power and wind power grow in 2027?

We expect the combined share of generation from solar power and wind power to rise from about 18% in 2025 to about 21% in 2027. In our STEO forecast, utility-scale solar is the fastest-growing source of electricity generation in the United States, increasing from 290 BkWh in 2025 to 424 BkWh by 2027.

What percentage of US electrical generating capacity is solar and wind?

Solar and wind accounted for 91% of new US electrical generating capacity added in the H1 2025, according to data just released by the Federal Energy Regulatory Commission (FERC), which was reviewed by the SUN DAY Campaign of data.

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