East Orange is a
city in
Essex County,
New Jersey, United States. As of the
2010 United States Census the city's population was 64,270, reflecting a decline of 5,554 (-8.0%) from the 69,824 counted in the
2000 Census, which had in turn declined by 3,728 (-5.1%) from the 73,552 counted in the
1990 Census. The city was
the state's 20th most-populous municipality in 2010, after having been the state's 14th most-populous municipality in 2000.