Center Township is a township in Mills County, Iowa, United States.[1] History Center Township was organized in 1879.[2] References [1]U.S. Geological Survey Geographic Names Information System: Center Township, Mills County, Iowa [2]History of Mills County, Iowa: Containing a History of the County, Its Cities, Towns, Etc. State Historical Company. 1881. pp. 505. 41.0233°N 95.6617°W / 41.0233; -95.6617 This article about the geography of Mills County, Iowa is a stub. You can help Wikipedia by expanding it.vteWikiwand - on Seamless Wikipedia browsing. On steroids.