Cumberland is a town in Barron County in the U.S. state of Wisconsin. The population was 876 at the 2010 census. The City of Cumberland is located partially within the town.
The town of Cumberland is located northwest of the center of Barron County. The city of Cumberland takes up what would have been the northwest corner of the town, at the southeast end of Beaver Dam Lake. The easternmost end of the lake extends into the town of Cumberland. The lake is the source of the Hay River, which flows south across Cumberland into the town of Clinton on its way to the Red Cedar River.
Wisconsin Highway 48 runs across the northern part of the town, connecting the city of Cumberland to the west with Rice Lake to the east.
According to the United States Census Bureau, the town of Cumberland has a total area of 32.9 square miles (85.3 km2), of which 32.0 square miles (82.8 km2) is land and 0.97 square miles (2.5 km2), or 2.88%, is water.
As of the census of 2000, there were 942 people, 360 households, and 288 families residing in the town. The population density was 29.3 people per square mile (11.3/km²). There were 425 housing units at an average density of 13.2 per square mile (5.1/km²). The racial makeup of the town was 99.47% White, 0.11% Black or African American, 0.11% Native American, 0.11% from other races, and 0.21% from two or more races. Hispanic or Latino of any race were 0.64% of the population.