According to our records, this business is located at 3055 Knightsen Ave. in Knightsen (in Contra Costa County), California 94548, the location GPS coordinates are: 37.9693713 (latitude), -121.6654524 (longitude). Sonja's Country Inn is categorized under Cocktail Lounges (SIC code 5813). Known organization owner is Sonja Thompson. Current estimates show that the unit has a sales volume of $100,000 and staff of approximately 2 people. You can contact the company by phone at (925) 625-7815.