New Philadelphia is the largest city in Tuscarawas County, Ohio and is currently holding the county seat. It is located 71 miles (114 km) south of Cleveland and 119 miles (192 km) east of Columbus on the Tuscarawas River. It was first incorporated in 1808. Coal and clay are found in the vicinity. In the past, mining interests and the manufacturing of steel, canned goods, roofing tile, sewer pipe, bricks, vacuum cleaners, stovepipes, carriages, flour, brooms, and pressed, stamped, and enameled goods occupied the people.