Top 10 richest counties in U.S. - 7 in D.C. area
According to The Washington Post, seven counties in the D.C. area are in the top 10 richest in the nation. One boasts a median income of $119,000! Do you live in one of the richest counties?
#1 Loudoun County, VA
It's not the first year Loudoun has topped the list as America's richest county. Loudoun benefits from its close proximity to the District and its international airport. In 2011, its median income was a whopping $119,134.