Lewiston is a town in Columbia County, Wisconsin, United States.

As of the census[2] of 2000, there were 1,187 people, 473 households, and 347 families residing in the town.

There were 573 housing units at an average density of 10.6 per square mile (4.1/km2).

20.1% of all households were made up of individuals, and 7.4% had someone living alone who was 65 years of age or older.

The Aldo Leopold Shack and Farm is located 6 miles south, in the town of Fairfield, in Sauk County.