Beaver Township is a civil township of Newaygo County in the U.S. state of Michigan. As of the 2020 census, the township population was 463.

• Cole Creek: There was a post office with this name in the township from 1904 until 1907.
• Volney: Post office opened in 1880, and closed in 1909. Despite being the current location of Beaver Township Hall, Volney is considered to be a ghost town. The town once included a church, cemetery, schoolhouse, and creamery. Only the church, cemetery, and township hall remain.

According to the United States Census Bureau, the township has a total area of 35.8 square miles (93 km), of which 35.6 square miles (92 km) is land and 0.2 square miles (0.52 km) (0.59%) is water.

As of the census of 2000, there were 608 people, 196 households, and 153 families residing in the township. The population density was 17.1 inhabitants per square mile (6.6/km). There were 292 housing units at an average density of 8.2 per square mile (3.2/km). The racial makeup of the township was 91.94% White, 2.30% African American, 0.49% Native American, 3.95% from other races, and 1.32% from two or more races. Hispanic or Latino of any race were 4.77% of the population.

There were 196 households, out of which 41.3% had children under the age of 18 living with them, 63.3% were married couples living together, 9.2% had a female householder with no husband present, and 21.9% were non-families. 20.4% of all households were made up of individuals, and 8.7% had someone living alone who was 65 years of age or older. The average household size was 2.93 and the average family size was 3.36.

In the township the population was spread out, with 31.4% under the age of 18, 9.0% from 18 to 24, 26.5% from 25 to 44, 22.9% from 45 to 64, and 10.2% who were 65 years of age or older. The median age was 35 years. For every 100 females, there were 111.1 males. For every 100 females age 18 and over, there were 103.4 males.

The median income for a household in the township was $29,500, and the median income for a family was $33,036. Males had a median income of $33,958 versus $20,556 for females. The per capita income for the township was $11,098. About 16.4% of families and 20.4% of the population were below the poverty line, including 32.1% of those under age 18 and none of those age 65 or over.

• Romig, Walter (October 1, 1986) [1973]. Michigan Place Names: The History of the Founding and the Naming of More Than Five Thousand Past and Present Michigan Communities (Paperback). Great Lakes Books Series. Detroit, Michigan: Wayne State University Press. ISBN 0-8143-1838-X.