The George Washington Bridge, connecting Fort Lee in Bergen County across the Hudson River to New York City. Bergen County has a well-developed road network, including the northern termini of the New Jersey Turnpike (a portion of Interstate 95) and the Garden State Parkway, the eastern terminus of Interstate 80, and a portion of Interstate 287. US Highways 1/9, 9W, 46, 202, and New Jersey state highways 3, 4, 17, 120, 208, and the Palisades Interstate Parkway also serve the region. With an average volume of 210,000 vehicles passing through each day, the intersection of Routes 4 and 17 is one of the busiest in the world.

In 2015, the county had a per capita personal income of $75,849, the fourth-highest in New Jersey and ranked 45th of 3,113 counties in the United States. Bergen County is one of the wealthiest counties in the United States, with a median household income of $81,708 per the 2010 Census, increasing to an estimated $84,677 in 2014, which was almost 18% higher than the $71,919 median statewide. The county hosts an extensive park system totaling nearly 9,000 acres.