East Newark is a borough in the western part of Hudson County, New Jersey, United States. It is a suburb of the nearby city of Newark. The borough is the second-smallest municipality by total area in the state.
The Borough of East Newark was established on July 2, 1895, from portions of Kearny lying between the Erie Railroad's Newark Branch right of way and Harrison, based on the results of a referendum held the previous day.
As of the 2010 United States Census, the borough's population was 2,406, reflecting an increase of 29 (+1.2%) from the 2,377 counted in the 2000 Census, which had in turn increased by 220 (+10.2%) from the 2,157 counted in the 1990 Census.
According to the United States Census Bureau, the borough had a total area of 0.13 square miles (0.32 km2), including 0.10 square miles (0.27 km2) of land and 0.02 square miles (0.06 km2) of water (16.92%).
The borough is bordered to the north by Kearny and to the south and east by Harrison, both in Hudson County, and to the west by the Passaic River across from which is Newark in Essex County.
The 2010 United States census counted 2,406 people, 759 households, and 569 families in the borough. The population density was 23,532.1 per square mile (9,085.8/km2). There were 794 housing units at an average density of 7,765.8 per square mile (2,998.4/km2). The racial makeup was 63.01% (1,516) White, 1.91% (46) Black or African American, 0.42% (10) Native American, 7.81% (188) Asian, 0.04% (1) Pacific Islander, 22.90% (551) from other races, and 3.91% (94) from two or more races. Hispanic or Latino of any race were 61.39% (1,477) of the population.
Of the 759 households, 36.6% had children under the age of 18; 45.2% were married couples living together; 18.7% had a female householder with no husband present and 25.0% were non-families. Of all households, 15.3% were made up of individuals and 4.3% had someone living alone who was 65 years of age or older. The average household size was 3.17 and the average family size was 3.38.
22.0% of the population were under the age of 18, 14.6% from 18 to 24, 32.2% from 25 to 44, 24.0% from 45 to 64, and 7.3% who were 65 years of age or older. The median age was 31.9 years.