Washington Township, Dauphin County, Pennsylvania

As of the 2020 census,[2] the township population was 2,127, a decline from the figure of 2,268 that was tabulated in 2010.

[4] The Henniger Farm Covered Bridge was listed on the National Register of Historic Places in 1978.

[5] According to the United States Census Bureau, the township has a total area of 17.7 square miles (45.9 km2), all land.

There were 787 housing units at an average density of 42.3 per square mile (16.3/km2).

Of all of the households that were documented, 17.1% were made up of individuals, and 10.1% had someone living alone who was sixty-five years of age or older.