According to our records, this business is located at 243 N Harding Rd. in Modesto (in Stanislaus County), California 95357, the location GPS coordinates are: 37.640859 (latitude), -120.816901 (longitude). A & W Hay Co is categorized under Seeds and Bulbs (SIC code 5191). Known organization manager is Roger Thomasson. Current estimates show that the unit has a sales volume of $665,000 and staff of approximately 1 worker. You can contact the company by phone at (209) 578-1919.