Bergen (/ˈbɜːrɡən/ BUR-ghən)[3] is a town in Vernon County, Wisconsin, United States.

The unincorporated community of Pleasant Valley is located in the town.

As of the census[2] of 2000, there were 1,317 people, 491 households, and 399 families residing in the town.

There were 535 housing units at an average density of 15.6 per square mile (6.0/km2).

16.5% of all households were made up of individuals, and 5.3% had someone living alone who was 65 years of age or older.