According to our records, this business is located at 3158 Browns Valley Rd. in Napa (in Napa County), California 94558, the location GPS coordinates are: 38.3073515 (latitude), -122.3231775 (longitude). A Hidden Knoll is categorized under Residential Care (SIC code 8361). Known organization owner is Divina Sanson. Current estimates show that the unit has a sales volume of $102,000 and staff of approximately 2 people. You can contact the company by phone at (707) 258-1873.