California
the state that contributed the greatest share of U.S. gross domestic product in the third quarter of 2019, at 14.6%

Source: Bureau of Economic Analysis
Additional Information: This represents $3.15 trillion. The next greatest share, 8.8 percent or $1.9 trillion, came from Texas. Overall, U.S. gross domestic product in the third quarter of 2019 was $21.5 trillion.
Reference: For more information, read the Bureau of Economic Analysis report, "Gross Domestic Product by State, Third Quarter 2019." "Gross Domestic Product by State, Third Quarter 2019."

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