Cleveland is a city in the U.S. state of Ohio and is the county seat of Cuyahoga County, the most populous county in the state. The city is located in northeastern Ohio on the southern shore of Lake Erie, approximately 60 miles (97 km) west of the Pennsylvania border. It was founded in 1796 near the mouth of the Cuyahoga River, and became a manufacturing center owing to its location on the lake shore, as well as being connected to numerous canals and railroad lines. Cleveland's economy has diversified sectors that include manufacturing, financial services, healthcare, and biomedical. Cleveland is home to the Rock and Roll Hall of Fame.
As of the 2010 Census, the city proper had a total population of 396,815, making Cleveland the 45th largest city in the United States, and the second largest city in Ohio. Greater Cleveland, the Cleveland-Elyria-Mentor Metropolitan Statistical Area, ranked 28th largest in the United States with 2,068,283 people in 2011. Cleveland is part of the larger Cleveland-Akron-Elyria Combined Statistical Area, which in 2011 had a population of 2,871,084, and ranked as the country's 16th largest CSA.