Larwill is a town in Richland Township, Whitley County, in the U.S. state of Indiana.

[5] The Dr. Christopher Souder House was listed on the National Register of Historic Places in 2005.

[6] According to the 2010 census, Larwill has a total area of 0.22 square miles (0.57 km2), all land.

26.0% of all households were made up of individuals, and 13% had someone living alone who was 65 years of age or older.

24.5% of all households were made up of individuals, and 10.2% had someone living alone who was 65 years of age or older.

About 13.2% of families and 10.7% of the population were below the poverty line, including 12.5% of those under the age of eighteen and 9.7% of those 65 or over.