According to our records, this business is located at 4145 N Rockton Ave. in Rockford (in Winnebago County), Illinois 61103, the location GPS coordinates are: 42.3202468 (latitude), -89.0969889 (longitude). Johns Quarry is categorized under Construction Sand and Gravel (SIC code 1442). Current estimates show that the unit has a sales volume of $3,380,000 and staff of approximately 20 people. You can contact the company by phone at (815) 654-0985.