US Middle-class areas shrinking

Image by VLKR via FlickrThe number of middle-income neighborhoods in the United States has dwindled significantly over the past 40 years, as the rich-poor divide deepens across the country, a study released Wednesday showed.

In 2007, nearly a third of American families -- 31 percent -- lived in either an affluent neighborhood or a mainly low-income one, up from just 15 percent in 1970, according to the study conducted by Stanford University, and released in partnership with the Russell Sage Foundation and Brown University.

Meanwhile, 44 percent of American families lived in middle-class neighborhoods in 2007, down from 65 percent in 1970.

"Mixed income neighborhoods have grown rarer, while affluent and poor neighborhoods have grown much more common," the study said. More...