Ohio - Location, size, and extent



Located in the eastern north-central US, Ohio is the 11th largest of the 12 midwestern states and ranks 35th in size among the 50 states.

The state's total area is 41,330 sq mi (107,044 sq km), of which land comprises 41,004 sq mi (106,201 sq km) and inland water 326 sq mi (823 sq km). Ohio extends about 210 mi (338 km) E-W; its maximum N-S extension is 230 mi (370 km).

Ohio is bordered on the N by Michigan and the Canadian province of Ontario (with the line passing through Lake Erie); on the E by Pennsylvania and West Virginia (with the Ohio River forming part of the boundary); on the S by West Virginia and Kentucky (with the entire line defined by the Ohio River); and on the W by Indiana.

Five important islands lie off the state's northern shore, in Lake Erie: the three Bass Islands, Kelleys Island, and Catawba Island. Ohio's total boundary length is 997 mi (1,605 km).

The state's geographic center is in Delaware County, 25 mi (40 km) NNE of Columbus.



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