Some of the cities, towns, and places in Miami County are Alcony, Bethel, Bloomer, Bradford, Brandt, Brown, Casstown, Concord, Conover, Covington, Elizabeth, Fletcher, Frederick, Garland, Ginghamsburg, Grayson, Huber Heights, Kessler, Laura, Lena, Lostcreek, Ludlow Falls, Monroe, Newberry, Newton, Phoneton, Piqua, Pleasant Hill, Polo, Potsdam, Rossville, Springcreek, Staunton, Tipp City, Troy, Union, Washington, West Charleston, West Milton
Miami County is a county located in the U.S. state of Ohio. As of the 2010 census, the population was 102,506. Its county seat is Troy. The county is named in honor of the Miami people.Miami County is part of the Dayton, OH Metropolitan Statistical Area.