|While many Americans struggle, there are counties where others still live high on the hog.|
Median household income: $87,007
The first of five Maryland counties to make our list, Charles saw a population burst of 21.6% in the first decade of the 21st century.
With Maryland taking up a full third of our list, it's important to note that this state's residents took the sixth spot in our ranking of the most generous states in the U.S. >>More Help for Homeowners: HARP 2.0 14th richest: St. Mary's County, Md.
Median household income: $88,444
The median household income in St. Mary's skyrocketed from about $72,000 in 2009 to more than $88,000 in 2010, the biggest percentage increase (roughly 22%) on our richest counties list.
This beautiful county lies on the Chesapeake Bay across from Virginia, and is home to the Lexington Park neighborhood as well as a state park and a regional airport. 13th richest: Calvert County, Md.
Median household income: $88,862
Calvert lies just across the Patuxent River from St. Mary's County, which holds the 14th spot on our list. The median household income in this county didn't see the same boom that St. Mary's saw year over year, though. Its income remained essentially flat, decreasing less than 1% from 2009.
Veterans make up roughly 10% of the population, according to the most recent census data. 12th richest: Montgomery County, Md.
Median household income: $89,155
With almost 1 million residents, Montgomery is one of the largest counties on our list. It's no surprise that this county is so large, since it's situated just north of Washington, D.C., and only an hour from Baltimore.
More than half of the county's population has a bachelor's degree or higher and the home values in this area are astounding. The median value of owner-occupied homes was $482,900 from 2006-10.