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 in the U.S. states of Iowa and Illinois. The area consists of the cities of Davenport and Bettendorf in Iowa and Rock Island, Moline, and East Moline in Illinois, and their suburbs in northwest Illinois and southeast Iowa. 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.[1]
![]() | It has been suggested that this article be merged with Quad Cities. (Discuss) Proposed since October 2022. |
Quad Cities | |
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Metropolitan statistical area | |
Davenport–Moline–Rock Island Metropolitan Statistical Area | |
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Country | United States |
State(s) | ![]() ![]() |
Largest city | Davenport, Iowa |
Other cities | - Bettendorf, Iowa - Moline, Illinois - Rock Island, Illinois - East Moline, Illinois |
Area | |
• Total | 2,314 sq mi (5,990 km2) |
Highest elevation | 850 ft (259 m) |
Lowest elevation | 590 ft (180 m) |
Population | |
• Total | 379,172 (144th) |
• Rank | 144th in the U.S. |
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 MSA had an estimated population of 381,568 as of 2020, and the CSA had a population of 474,019, making it the 91st largest CSA in the nation.
2020 rank | City | County (State) | 2020 Census | 2010 Census | Change |
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1 | Davenport | Scott (Iowa) | 101,724 | 99,685 | +2.05%[2] |
2 | Moline | Rock Island (Illinois) | 42,985 | 43,483 | −1.15%[3] |
3 | Bettendorf | Scott (Iowa) | 39,102 | 33,217 | +17.72%[4] |
4 | Rock Island | Rock Island (Illinois) | 37,108 | 39,018 | −4.90%[5] |
5 | East Moline | Rock Island (Illinois) | 21,374 | 21,302 | +0.34%[6] |
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Iowa |
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Illinois |
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State of Iowa | |
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Des Moines (capital) | |
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Great Lakes megalopolis as defined by the RPA | ||
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Includes all metropolitan areas that have a population of 150,000 or greater according to the most recent national census. | ||
Great Lakes region cities |
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Other megaregions |