Diablo Grande AVA

The Diablo Grande AVA is an American Viticultural Area located in Stanislaus County, California. All 30000 acre in the AVA are owned by the Diablo Grande Resort Community, and Isom Ranch Winery is the only winery producing wines that carry the Diablo Grande AVA designation on their labels. Vineyards in the AVA are planted between 1000 ft and 1800 ft above sea level. The region is named after nearby Mount Diablo, the highest peak in the Pacific Coast Range.