West Township is one of ten townships in Marshall County, Indiana, United States. As of the 2020 census, its population was 3,849 (down from 4,008 at 2010) and it contained 1,684 housing units.
West Township was organized in 1854.
The Chief Menominee Memorial Site and Ramsay-Fox Round Barn and Farm are listed on the National Register of Historic Places.
According to the 2010 census, the township has a total area of , of which (or 97.06%) is land and (or 2.94%) is water.
(This list is based on USGS data and may include former settlements.)
The township contains these three cemeteries: Donaldson, McElrath and Mount Carmel.
West Township residents may obtain a free library card from the Plymouth Public Library in Plymouth.