Ottawa Township, LaSalle County, Illinois
Ottawa Township is located in LaSalle County, Illinois. As of the 2010 census, its population was 11,766 and it contained 5,601 housing units.Geography
According to the 2010 census, the township has a total area of, of which is land and is water.Demographics
Government
Ottawa Township is the center of the county government, with an Appellate Court branch, the County Courthouse, and County Offices located within Ottawa proper and within Ottawa Township.