The Town[4] of Sumner is located in Barron County in the U.S. state of Wisconsin.

[5] The unincorporated communities of Canton, Lehigh and Sumner are located in the town.

[5] As of the census[3] of 2000, there were 598 people, 210 households, and 161 families residing in the town.

The racial makeup of the town was 98.83% White, 0.17% African American, 0.17% Asian, and 0.84% from two or more races.

17.1% of all households were made up of individuals, and 5.2% had someone living alone who was 65 years of age or older.