These Are the Wealthies Counties in the US

10. Arlington, VA

At $112,138 annual median income, Arlington County in Virginia has the 5th highest household income in the country. Sat on the banks of the Potomac River, Arlington is the smallest self-governing county in the country. Home to large parts of the government, including the Pentagon and Reagan National Airport, the Department of Defense is the biggest employer in the state. With an overall population of 229,534 and increasing, Arlington also has the lowest unemployment rate of any Virginian jurisdiction. Additionally, the median price of a house here is $689,400 with 1/5 of homes earning more than $200,000 a year.