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

The unincorporated community of Durwards Glen is located in the town.

The Wisconsin River bends over in Caledonia, then moves northward.

There were 713 housing units at an average density of 12 per square mile (4.6/km2).

17.3% of all households were made up of individuals, and 7.5% had someone living alone who was 65 years of age or older.