Cincinnati is a city in Appanoose County, Iowa, United States. The population was 357 in the 2010 census, a decline from 428 in the 2000 census.
Cincinnati's longitude and latitude coordinates
in decimal form are 40.630309, -92.923734.
According to the United States Census Bureau, the city has a total area of 1.7 square miles (4.5 km²), all of it land.