Interstate 78 in New Jersey Interstate 78 in New Jersey Interstate 78 (I-78) is an east–west route stretching from Union Township, Lebanon County, Pennsylvania to New York City. In New Jersey, I-78 is called the Phillipsburg–Newark Expressway and the Newark Bay Extension of the New Jersey Turnpike. The highway runs for in the northern part of the state of New Jersey from the Interstate 78 Toll Bridge over the Delaware River at the Pennsylvania state line in Phillipsburg, Warren County east to the Holland Tunnel under the Hudson River at the New York state line in Jersey City, Hudson County. The Phillipsburg-Newark Expressway portion of
Jersey City, New Jersey and 2010 substantially increased the number of housing units and that new populations may have been undercounted by as many as 30,000 residents based on the city's calculations. Preliminary findings indicated that 19,000 housing units went uncounted. As of the 2000 United States Census, the population was 240,055 making Jersey City the 72nd-most-populous city in the U.S. Among cities with a population higher than 100,000 ranked in the 2000 Census, Jersey City was the fourth most densely populated large city in the United States, behind New York City; Paterson, New Jersey; and San Francisco. There were 88,632 households, and 55,660