About This Place
Corwith is a city in Hancock County, Iowa, United States. The population was 350 at the 2000 census.
Corwith is located at 42°59′36″N 93°57′21″W / 42.99333°N 93.95583°W / 42.99333; -93.95583 (42.993334, -93.955931) on the Boone River.
According to the United States Census Bureau, the city has a total area of 1.6 square miles (4.0 km²), all of it land.