Wine made in Sonoma County, California
Sonoma County Type U.S. County Appellation [ 1] Year established 175 Country United States Part of California , North Coast AVA Sub-regions Alexander Valley AVA , Bennett Valley AVA , Chalk Hill AVA , Dry Creek Valley AVA , Fort Ross-Seaview AVA , Fountaingrove District AVA , Green Valley of Russian River Valley AVA , Knights Valley AVA , Los Carneros AVA , Moon Mountain District Sonoma County AVA , Northern Sonoma AVA , Petaluma Gap AVA , Pine Mountain-Cloverdale Peak AVA , Rockpile AVA , Russian River Valley AVA , Sonoma Coast AVA , Sonoma Mountain AVA , Sonoma Valley AVA , West Sonoma Coast AVA Total area 1,786 square miles (4,626 km2 ) Size of planted vineyards 60,000 acres (240 km2 ) Grapes produced Barbera , Cabernet Franc , Cabernet Sauvignon , Carignane , Chardonnay , Chenin blanc , Cinsault , Gamay noir , Gewürztraminer , Grenache , Malbec , Merlot , Mourvedre , Muscat Canelli , Petit Verdot , Petite Sirah , Pinot blanc , Pinot gris , Pinot Meunier , Pinot noir , Riesling , Roussanne , Sangiovese , Sauvignon blanc , Sauvignon Musque, Sémillon , Syrah , Tempranillo , Tinta Cao , Touriga Nacional , Viognier , Zinfandel [ 1]
Sonoma County wine refers to the viticulture and winemaking in Sonoma County , California , United States.
County names in the United States automatically qualify as legal appellations of origin for wine produced from grapes grown in that county and do not require registration with the United States Department of the Treasury , Alcohol and Tobacco Tax and Trade Bureau .[ 2]
Sonoma County is one of California's largest producers of wine grapes , far outproducing the Napa Valley AVA .[ 3]
^ a b "Sonoma County: Appellation Profile" . Appellation America . 2007. Archived from the original on February 7, 2009. Retrieved January 4, 2008 .^ "§ 4.25 Appellations of Origin" (Title 27: Alcohol, Tobacco and Firearms; Part 4 — Labeling and Advertising of Wine; Subpart C — Standards of Identity for Wine) . Code of Federal Regulations . Retrieved January 4, 2008 .^ Cite error: The named reference Oxford pg 643 was invoked but never defined (see the help page ). 
