Newark is a City and the seat of county Essex in NJ, United States. Newark’s municipal government type is a Faulkner Act mayor–council system. In 2020 the Citys population is estimated at 282,862 persons, with the density of 4,524 per sq km. According to the 2010 United States Census, the City had 277,158 people, which is about 2.06% of the current estimate. Founded in 1693, Newark has a total area of 25,89 square miles as reported by the United States Census Bureau. Newark, NJ has 1 zip code starting from 08805. Families with children of school age looking for a new home in Newark may benefit most from buying property in the vicinity of: American History High School, Newark Arts High School, Newark Collegiate Academy, Newark Early College High School, Newark Vocational High School, Science Park High School, The Paulo Freire School, Malcolm X Shabazz High School, Technology High School.