Willow is a town in Richland County, Wisconsin, United States.

According to the United States Census Bureau, the town has a total area of 35.8 square miles (92.8 km2), of which, 35.8 square miles (92.8 km2) of it is land and 0.03% is water.

As of the census[2] of 2000, there were 493 people, 182 households, and 139 families residing in the town.

There were 242 housing units at an average density of 6.8 per square mile (2.6/km2).

19.8% of all households were made up of individuals, and 8.2% had someone living alone who was 65 years of age or older.