Kewanna is a town in Union Township, Fulton County, Indiana, United States.

[5][6] According to the 2010 census, Kewanna has a total area of 0.53 square miles (1.37 km2), all land.

There were 283 housing units at an average density of 534.0 per square mile (206.2/km2).

35.9% of all households were made up of individuals, and 18.3% had someone living alone who was 65 years of age or older.

There were 297 housing units at an average density of 566.7 per square mile (218.8/km2).

37.5% of all households were made up of individuals, and 20.4% had someone living alone who was 65 years of age or older.

[10] Kewanna High School used to serve the town but is no longer in operation.