Producing wineries in the United States 2018, by state

The data illustrates the number of wineries in the U.S. in 2018, by single state. Only states with 100 or more wineries are included in the ranking. In that year, Oregon was ranked second with 774 wineries. California had the most wineries in the United States by far. According to the Wine Institute, California accounts for about 86% of the total U.S. wine production.