Rock Island County, Illinois
Rock Island County is a county in the U.S. state of Illinois. In the 2010 census, 147,546 people lived there. The county seat is Rock Island.
Rock Island County is a county in the U.S. state of Illinois. In the 2010 census, 147,546 people lived there. The county seat is Rock Island.
Municipalities and communities of Rock Island County, Illinois, United States | ||
---|---|---|
Cities | ![]() | |
Villages | ||
Townships | ||
CDPs | ||
Footnotes | ‡This populated place also has portions in an adjacent county or counties |
International | |
---|---|
National | |
Geographic | |
Other |