This game has railroads, many roads, and highways, so have fun and explore! This map is based on the real Bergen County, New Jersey. Bergen County is the most populous county in the State of New Jersey. As of the 2010 United States Census, its population was 905,116, an increase of 20,998 (2.4%) from the 884,118 enumerated in the 2000 Census as of 2013, the county's population was estimated to have increased by 2.2% since 2010, to 925,328. Located in the northeastern corner of New Jersey, Bergen County is part of the New York City Metropolitan Area and is situated directly across the George Washington Bridge from Manhattan.