Couderay is a town in Sawyer County, Wisconsin, United States.
The village of Couderay, the census-designated place of Reserve, and the unincorporated community of Lemington are located within the town.
The unincorporated community of Yarnell is located partially in the town.
The racial makeup of the town was 42.64% White, 56.29% Native American, and 1.07% from two or more races.
30.1% of all households were made up of individuals, and 12.5% had someone living alone who was 65 years of age or older.