Jersey City is a City and the seat of county Hudson in NJ, United States. Jersey City’s municipal government type is a Faulkner Act mayor-council system. In 2020 the Citys population is estimated at 271,099 persons, with the density of 7,1 per sq km. According to the 2010 United States Census, the City had 248,363 people, which is about 9.15% of the current estimate. Founded in 1838, Jersey City has a total area of 21,13 square miles as reported by the United States Census Bureau. Jersey City, NJ has 1 zip code starting from 07093. Families with children of school age looking for a new home in Jersey City might wish to buy property in the vicinity of: William L. Dickinson High School, James J. Ferris High School, Hudson County Schools of Technology, Infinity Institute, Liberty High School, Lincoln High School, Dr. Ronald E. McNair Academic High School.