Van Buren Township is one of eleven townships in LaGrange County, Indiana. As of the 2020 census, its population was 4,208, up from 3,439 at the previous census.
According to the 2020 "ACS 5-Year Estimates Data Profiles", 39.1% of the township's population spoke only English, while 60.7 spoke an "other [than Spanish] Indo-European language" (basically Pennsylvania German/German).
Van Buren Township was organized in 1837, and named for president elect Martin Van Buren.
According to the 2010 census, the township has a total area of , of which (or 98.77%) is land and (or 1.23%) is water.