Colfax is a town in Dunn County, Wisconsin, United States.
There were 327 housing units at an average density of 9.6 per square mile (3.7/km2).
The racial makeup of the town was 99.45% White, 0.22% Native American and 0.33% Asian.
14.2% of all households were made up of individuals, and 4.7% had someone living alone who was 65 years of age or older.
At least 28 people were killed by an F5 tornado that struck the Colfax area on June 4, 1958.