Lynnville is a town in Hart Township, Warrick County, in the U.S. state of Indiana.

[4] The town was named for its founder, John Lynn, who also established the first store at the site.

[8] As of the census[10] of 2010, there were 888 people, 352 households, and 239 families living in the town.

There were 396 housing units at an average density of 227.6 per square mile (87.9/km2).

26.7% of all households were made up of individuals, and 9.9% had someone living alone who was 65 years of age or older.

The racial makeup of the town was 98.85% White, 0.13% Asian, 0.13% Pacific Islander, and 0.90% from two or more races.

28.9% of all households were made up of individuals, and 13.0% had someone living alone who was 65 years of age or older.