Brookside Township, Clinton County, Illinois
Brookside Township is one of fifteen townships in Clinton County, Illinois, USA. As of the 2010 census, its population was 5,503 and it contained 1,700 housing units. The township's name changed from Crooked Creek Township on June 1, 1874.Geography
According to the 2010 census, the township has a total area of, all land.Cities, towns, villages
School districts