Centerville is an affluent suburb in Montgomery and Greene Counties in the U.S. state of Ohio. A part of the Dayton metropolitan area, its population was 23,999 as of the 2010 census. The mayor of Centerville is Mark Kingseed. Centerville has the largest collection of early stone houses in the state of Ohio. Many are listed in the National Register of Historic Places. Centerville is sister city of Waterloo, Ontario, Canada and Bad Zwischenahn, Lower Saxony, Germany. Besides one high school, Centerville has an alternative high school, 6 elementary schools, 3 middle schools, 2 kindergarten through first grade schools, and one pre-school. There is also one Catholic K-8 School, and a Seventh-day Adventist Pre-12 Preparatory School serving the city. Centerville also has a collection of blue ribbon schools.