Springfield is a city in the U.S. state of Ohio and the county seat of Clark County. The municipality is located in southwestern Ohio and is situated on the Mad River, Buck Creek and Beaver Creek, approximately 45 miles (72 km) west of Columbus and 25 miles (40 km) northeast of Dayton. Springfield is home to Wittenberg University, a liberal arts college. As of the 2010 census, the city had a total population of 60,608. According to the US Census 2007 estimate, the Springfield Metropolitan Statistical Area has a population of 133,333 residents. The Dayton-Springfield-Greenville, OH Combined Statistical Area has 1,067,741 residents. Springfield is approximately one hour west of Columbus, Ohio, the state capital, and 30 minutes east of Dayton. Interstate 70 has four exits that serve the city of Springfield.

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