The
Quad Cities Metropolitan Area, more formally known as the
Davenport-Moline-Rock Island Metropolitan Statistical Area is the metropolitan area associated with the
Quad Cities and its suburbs. The Quad Cities Metropolitan Area is also considered part of the
Great Lakes Megalopolis, and is the largest Metropolitan Area along the
Mississippi River in
Iowa and between
Minneapolis–Saint Paul and the
St. Louis metropolitan area. The Davenport-Moline-Rock Island
Metropolitan Statistical Area consists of four counties:
Scott County in
Iowa and
Henry,
Mercer, and
Rock Island counties in
Illinois. The Quad City Metro population as of a 2013 estimate is 383,681 and a
CSA population of 474,937, making it the 90th largest CSA in the nation. In addition to the five anchor cities, the Quad Cities area comprises surrounding smaller communities. Examples include the
Iowa cities of
Dixon,
Donahue,
Eldridge,
Long Grove,
Park View,
Blue Grass,
Buffalo, Montpelier,
Walcott,
Maysville,
McCausland, Mount Joy,
New Liberty,
Princeton,
LeClaire,
Panorama Park and
Riverdale. The
Illinois communities are
Silvis,
Milan,
Andalusia,
Carbon Cliff,
Coal Valley,
Colona,
Geneseo,
Hampton,
Port Byron,
Orion,
Kewanee,
Annawan,
Aledo, and
Rapids City.