Waldo Township is located in Livingston County, Illinois. As of the 2010 census, its population was 255 and it contained 100 housing units. Geography According to the 2010 census, the township has a total area of , all land. Demographics References External links US Census City-data.com Illinois State Archives Townships in Livingston County, Illinois Populated places established in 1860 Townships in Illinois 1860 establishments in Illinois