Pleasant Plain Map
Pleasant Plain is a village in Harlan Township, Warren County, Ohio, United States. The population was 156 at the 2000 census, down from 178 in 1990.
Pleasant Plain is located at 39°16?47?N 84°6?33?W / 39.27972°N 84.10917°W / 39.27972; -84.10917 (39.279783, -84.109250).
According to the United States Census Bureau, the village has a total area of 0.1 square miles (0.3 km²), all of it land.
Nearby cities include Clarksville, Miamiville, Owensville, Midland, Camp Dennison.