The Seven Ranges was a land tract in eastern Ohio that was the first tract to be surveyed in what became the Public Land Survey System. The tract is 42 miles (68 km) across the northern edge, 91 miles (146 km) on the western edge, with the south and east sides along the Ohio River. It consists of all of Monroe, Harrison, Belmont and Jefferson, and portions of Carroll, Columbiana, Tuscarawas, Guernsey, Noble, and Washington County.

Ohio is a state in the Midwestern region of the United States. Ohio borders Lake Erie to the north, Pennsylvania to the east, West Virginia to the southeast, Kentucky to the southwest, Indiana to the west, and Michigan to the northwest. Of the 50 U.S. states, it is the 34th-largest by area. With a population of nearly 11.8 million, Ohio is the seventh-most populous and tenth-most densely populated state. Its capital and most populous city is Columbus, with other large population centers including Cleveland, Cincinnati, Dayton, Akron, and Toledo. Ohio is nicknamed the "Buckeye State" after its Ohio buckeye trees, and Ohioans are also known as "Buckeyes". Its flag is the only non-rectangular flag of all U.S. states.