Irishtown Township, Clinton County, Illinois
Irishtown Township is one of fifteen townships in Clinton County, Illinois, USA. As of the 2010 census, its population was 1,167 and it contained 832 housing units. Geography. According to the 2010 census, the township has a total area of , of which (or 67.17%) is land and (or 32.83%) is water. (This list is based on USGS data and may include former settlements.) Cemeteries. The township contains these three cemeteries: Gillespie, Keyesport and McNeill.