East Orange is a city in Essex County, in the U.S. state of New Jersey. As of the 2020 United States census, the city's population was 69,612, an increase of 5,342 (+8.3%) from the 2010 census count of 64,270, which in turn reflected a decline of 5,554 (−8.0%) from the 69,824 counted in the 2000 census. The city was the state's 17th most populous municipality in 2020, after having been ranked 20th…