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.
AdFind Illinois United States - Search for amazing hotel deals and save money today. Tripadvisor checks up to 200 sites to help you find the lowest prices.