Casco is a town in Kewaunee County, Wisconsin, United States.
[1] The village of Casco, a separate municipality, is in the northwest part of the town, and the unincorporated communities of Clyde, Ryans Corner, Slovan, and Rio Creek are located in the town as well.
[2] As of the census[3] conducted in 2000, there were 1,153 people, 385 households, and 329 families residing in the town.
The racial makeup of the town was 98.27% White, 0.26% Native American, 0.09% Asian, and 1.39% from two or more races.
12.5% of all households were made up of individuals, and 5.2% had someone living alone who was 65 years of age or older.