what county is east moline il in
East Moline, IL. Sponsored Topics. East Moline is a city in Rock Island County, Illinois, United States. The population was 20,333 at the 2000 census. East Moline is one of the Quad Cities, along with the neighboring cities of Rock Island, Moline, and the Iowa cities of Davenport and Bettendorf. The Quad Cities has a population of 379,690.