California’s economic strength lies in its diverse industrial base. It leads the United States in manufacturing and agricultural output, serves as the global epicenter of technology and innovation

Three countries rank higher than California in GDP: the United States, China, and Germany.

California is now the world's fourth largest economy, surpassing Japan, with a GDP of $4.1 trillion. Governor Newsom attributes this to investments in people and innovation but warns that Trump's tariff measures could harm growth.