Knowlton is a town in Marathon County, Wisconsin, United States.

It is part of the Wausau, Wisconsin Metropolitan Statistical Area.

[3] The unincorporated communities of Dancy and Knowlton are located in the town.

The unincorporated communities of Ashley and Rocky Corners are also located partially in the town.

There were 757 housing units at an average density of 26.0 per square mile (10.0/km2).