Iona is an unincorporated community in Johnson Township, Knox County, Indiana.

A post office was established at Iona in 1888, and remained in operation until it was discontinued in 1903.

Geography

Iona is located at 38°32′55″N 87°28′18″W / 38.54861°N 87.47167°W / 38.54861; -87.47167.