Potsdam is a village in Miami County, Ohio, United States. The population was 225 at the 2020 census. It is part of the Dayton Metropolitan Statistical Area.
Methodist church on Main Street
Miami County is a county located in the U.S. state of Ohio. As of the 2020 census, the population was 108,774. Its county seat is Troy. The county is named in honor of the Miami people.
County courthouse in Troy