Greene County is located in the southwestern portion of the U.S. state of Ohio. As of the 2020 census, the population was 167,966. Its county seat is Xenia. The county was established on March 24, 1803 and named for General Nathanael Greene, an officer in the Revolutionary War. Greene County is part of the Dayton, OH Metropolitan Statistical Area.

Yellow Springs is a village in Greene County, Ohio, United States. The population was 3,487 at the 2010 census. It is part of the Dayton Metropolitan Statistical Area. It is home of Antioch College.

Grove City is a city in Franklin County, Ohio, United States which was founded in 1852. It is a suburb of Columbus. The population was 35,575 according to the 2010 Census.

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 2020 census, the city had a total population of 58,662, The Springfield Metropolitan Statistical Area had a population of 136,001 residents. The Little Miami Scenic Trail, a paved rail-trail that is nearly 80 miles long, extends from the Buck Creek Scenic Trail head in Springfield south to Newtown, Ohio (near Cincinnati). It has become popular with hikers and cyclists. In 1983, Newsweek magazine featured Springfield in its 50th-anniversary issue, entitled, "The American Dream." It chronicled the effects of changes of the previous 50 years on five local families. In 2004, Springfield was chosen as an "All-America City." In the 2010s, Springfield ranked low among cities in the state and nation for indicators such as health, happiness, and well-being.