10 Wealthiest US Counties Enjoy the spoils, Virginia By Jenn Gidman, Newser Staff Posted Aug 2, 2016 11:47 AM CDT 49 comments Comments Living the high life in Loudoun. (Shutterstock) (Newser) – It pays to reside in the DC area if you're a) into the political scene or b) looking for bragging rights to living in one of the wealthiest counties in the nation. The Code Black Group checked out median household incomes across the country and found Virginia and Maryland claimed five of the top 10 richest regions. Old Dominion's Loudoun County took the top spot. Here, the others that round out the list, with accompanying median household income: Loudoun County, Va.; $122,238 Falls Church City, Va. (independent city); $120,000 Fairfax County, Va.; $110,292 Howard County, Md.; $109,865 Los Alamos County, NM; $106,686 Hunterdon County, NJ; $106,143 Arlington County, Va.; $103,208 Douglas County, Colo.; $101,591 Somerset County, NJ; $99,020 Morris County, NJ; $98,633 See the entire list here or the 10 richest US cities and the salaries needed to live there.