Fun California Wine Facts

California By The Numbers

494,000,000:gallons shipped by California wineries in 2003 (US and abroad).
4,400:approximate number of winegrape growers in California.
3,000:number of commercial wineries in the U.S.
1,300:approximate number of commercial wineries in California, roughly half of which sell fewer than 5,000 cases.
373:total number of bonded wineries in Napa County (including those that are not currently producing wines).
90:percentage of California wine shipped worldwide by the 25 largest California wineries.
50:number of states with at least one winery.
4:Californias ranking, by volume, among wine producers in the world-behind Italy, France and Spain.
4:percentage of Californias total wine production from the Napa Valley, known worldwide for outstanding quality.
3:The number of commercial wineries in the U.S. has tripled in the last 20 years.
1...acre of land is home to between 450 and 2,200 vines.

...vine produces between 15 and 50 clusters of grapes.

...vine typically produces between three and four bottles of wine, or between 15 to 20 glasses, annually.

...ton of grapes makes about 60 cases of wine, which equals 720 bottles.

...225-liter barrel of wine equals 25 cases, which is 300 bottles or 1,500 glasses.

...bottle of wine contains about 2.8 lbs. of grapes.

...5-oz. glass of wine contains a little over half a pound of grapes.

Other Fun Wine Facts

  • Order of tasting: sparkling, white, red; young before old; light before heavy; dry before sweet; common before fine.
  • Wine Consumption in the U.S. reached a high of 2.68 gallons per resident in 2003.
  • Turkey has nearly twice as much vineyard acreage as the United States.

Statistics courtesy of the California Wine Institute.