is a group of five cities straddling the Mississippi River on the Iowa–Illinois boundary.These cities, Davenport and Bettendorf (in Iowa) and Rock Island, Moline, and East Moline (in Illinois), are the center of the Quad Cities Metropolitan Area, which, as of 2010, had an estimated population of 379,690.On its edge lived a race of short, stout, flat-featured men and women. We know more of the Mound Builders, who succeeded this short people.The Mound Builders were superior in intelligence and civilization to the glacier dwellers.Several annual music festivals take place in Davenport, including the Mississippi Valley Blues Festival, The Mississippi Valley Fair, and the Bix Beiderbecke Memorial Jazz Festival.
Iowa and Illinois have different area codes (563 and 309 respectively), yet most calls originating and terminating within the core urban area are placed without long-distance charges by dialing just a 7-digit number.
This surplus land (900,000 acres) was then opened to a "Land Run" by non-Indian settlers. Louis and San Francisco Railway or Frisco) reached the area in 1898 linking it to the outside world.
The Indians had to sell the rest back to the federal government.
Four interstates and two major United States Highways serve the city.
Davenport has seen steady population growth since its incorporation, with an exception being the 1980s, when the population decreased due to job loss.