McLean is a wealthy community, located in Fairfax County with strategic proximity to Washington D.C.; and so, it is home to many diplomats, politicians, and businessmen. In 2018, the American Community Survey ranked McLean the third wealthiest city in the United States with a below-average poverty rate of 2.6%. Large corporations like Mars, Capital One, Geebo, and Hilton Worldwide are based in McLean.