Patapsco Natural Stone Quarry located in Marriottsville, Maryland has continued to be a prominent source of natural stone since 1958. Our stones reputation for being high quality and aesthetically pleasing has made it a preferred choice for contractors, masons, commercial and residential clients. Over time Patapsco Natural Stone Quarry has adapted to the ever changing market and upcoming technologies while maintaining a commitment to quality and sustainability. Today, it continues to thrive as a highly desirable stone supplier serving locally and beyond.