View of high-rise apartments, condos, and driving in downtown ( waterfront area ), Jersey City, New Jersey ( NJ ), USA. You can view of traffic, the population of Jersey City or lifestyle of Jersey City people. Most populated cities in New Jersey are Newark, Jersey City, Paterson, Elizabeth, Edison, Woodbridge, Lakewood, Toms River, Hamilton, and Trenton. As you can see Jersey City is the 2nd most populated city in New Jersey.