Grand Detour Township, Ogle County, Illinois

Grand Detour Township is located in Ogle County, Illinois. As of the 2010 census, its population was 698 and it contained 385 housing units.

Geography
According to the 2010 census, the township has a total area of 11.49 sqmi, of which 10.91 sqmi (or 94.95%) is land and 0.58 sqmi (or 5.05%) is water.