Center Township is one of ten townships in Marshall County, Indiana, United States. As of the 2020 census, its population was 15,601 (up from 15,593 at 2010) and it contained 6,447 housing units.
Center Township was established in 1836.
According to the 2010 census, the township has a total area of , of which (or 99.20%) is land and (or 0.80%) is water.
(This list is based on USGS data and may include former settlements.)
The township contains these five cemeteries: Nighthart, Oak Hill, Saint Michaels, Salem and Tabor.
Center Township residents may obtain a free library card from the Plymouth Public Library in Plymouth.