The Richest Counties in America

Median Household Income:  $114, 204
While it has traded the top spot with the neighboring Fairfax before, Loudoun County has had the highest household income average since 2007. Taking the top spot isn’t hard to do when 17% of households in your county make more than $200,000. Conversely, only 16% make less than $50,000, the national average household income.

Of all the communities on the list, Loudoun County also had the lowest unemployment rate, estimated to be around 4.9%.
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