Allen Township is one of thirty-seven townships in LaSalle County, Illinois, USA. As of the 2010 census, its population was 584 and it contained 259 housing units.[2] Allen Township was formed from Bruce Township on an unknown date. The township bears the name of Allen Stevens, a pioneer settler.[3]
Geography
According to the 2010 census, the township has a total area of 36.23 square miles (93.8 km2), all land.[2]