Lucas is a town in Dunn County, Wisconsin, United States.

According to the United States Census Bureau, the town has a total area of 35.7 square miles (92.6 km2), all of it land.

[1] As of the census[3] of 2000, there were 658 people, 240 households, and 185 families residing in the town.

There were 256 housing units at an average density of 7.2 per square mile (2.8/km2).

19.6% of all households were made up of individuals, and 4.2% had someone living alone who was 65 years of age or older.