According to our records, this business is located at 1230 Spring St G in Saint Helena (in Napa County), California 94574, the location GPS coordinates are: 38.5035239 (latitude), -122.4686159 (longitude). James R Johnson Vineyards is categorized under Citrus Grove Services (SIC code 0762). Known organization owner is James Johnson. Current estimates show that the unit has a sales volume of $110,000 and staff of approximately 2 people. You can contact the company by phone at (707) 967-0656.