Central Falls is a city in Providence County, Rhode Island, United States. The population was 19,376 at the 2010 census. With an area of only , it is the smallest and most densely populated city in the smallest state, and the twenty-fourth most densely populated incorporated place in the United States. It is also one of only four incorporated places in New England that have a higher population density than the city of Boston. (It is third, behind Somerville and Cambridge, and ahead of Chelsea, all Boston suburbs.) Central Falls takes its name from a waterfall on the Blackstone River.
In May 2010, Central Falls went into receivership, then filed for bankruptcy August 1, 2011. As it is immediately north of Pawtucket, Rhode Island, one of the options under discussion is municipal merger.