| Arroyo Grande Valley | Arroyo Seco | Ben Lomond Mountain | Carmel Valley | Chalone | Cienega Valley | Edna Valley | Hames Valley | Lime Kiln Valley | Livermore Valley | Monterey | Mt. Harlan | Pacheco Pass | Paicines | Paso Robles | San Antonio Valley | San Benito | San Bernabe | San Francisco Bay | San Lucas | San Ysidro District | Santa Clara Valley | Santa Cruz Mountains | Santa Lucia Highlands | Santa Maria Valley | Sta. Rita Hills | Santa Ynez Valley | York Mountain |
- Centrally located between San Francisco and Los Angeles along California’s Central Coast in the San Luis Obispo County
- Extends from the Monterey County border to the north, to the Cuesta Grade below Santa Margarita to the south, and from the Santa Lucia Mountains to the west, to the Cholame Hills to the east
- Established in 1983, and expanded in 1997 then again in 2009
- Home of the Rhône Rangers, a group of winemakers who are responsible for the region’s growing profile with Syrah
- Has warm, clear days and cool nights when the temperature may drop by as much as 40 degrees
- Soil diversity is the norm and a vineyard block may commonly contain several different soil types
- Unique limestone soils add structure and minerality
- Diverse microclimates throughout the area allow both cool- and warm-climate-loving wine grape varieties to perform well
- More than 40 wine grape varieties are grown in Paso Robles
- Cabernet Sauvignon, Merlot, Zinfandel, Syrah, Chardonnay, and Sauvignon Blanc are the top six grape varieties grown (best known for Cab and Zin)
- Other red varieties include Petite Sirah, Pinot noir, Gamay and Cabernet Franc
- Other white grapes are Chenin Blanc, Muscat and Semillion