This Illinois county has the largest African American population of any U.S. county, with about 1.5 million
In 
counties with tiny black populations, black men tend to outnumber... [DOC] [TLE] Black Population Up in Alabama, People Reported as Both Black ... [PAR] Sep 30, 2011 ... Of the total U.S. population of 308.7 million on April 1, 2010, 38.9 million ...