Kinderhook Township is located in Pike County, Illinois. As of the 2010 census, its population was 840 and it contained 422 housing units.[2]
Geography
According to the 2010 census, the township has a total area of 37.91 square miles (98.2 km2), of which 37.86 square miles (98.1 km2) (or 99.87%) is land and 0.05 square miles (0.13 km2) (or 0.13%) is water.[2]