Van Buren Township, Kosciusko County, Indiana  Van Buren Township is one of seventeen townships in Kosciusko County, Indiana. As of the 2010 census, its population was 4,168 and it contained 1,881 housing units. Van Buren Township was organized in 1836. According to the 2010 census, the township has a total area of , of which (or 96.60%) is land and (or 3.40%) is water. (This list is based on USGS data and may include former settlements.) Van Buren Township residents may obtain a free library card from the Milford Public Library.