Trimbelle /trɪmˈbɛl/ trim-BEL)[3] is a town in Pierce County, Wisconsin, United States.

The unincorporated communities of Beldenville and Ottman Corners are located in the town.

According to the United States Census Bureau, the town has a total area of 36.2 square miles (93.7 km2), all of it land.

There were 544 housing units at an average density of 15.0 per square mile (5.8/km2).

16.2% of all households were made up of individuals, and 5.6% had someone living alone who was 65 years of age or older.