Interstate 80

Interstate 80

Interstate 80 runs 68.54 miles across North Jersey, from Delaware Water Gap at Hardwick Township to Interstate 95 at Teaneck Township. The freeway was completed in New Jersey by November 1973 (Anderson, n.d.).

Interstate 80 New Jersey Guides

East

West

I-80 weaves through mountainous terrain east into New Jersey, straddling the Delaware River southeast from Kittatinny Mountain to Columbia before curving east to Jenny Jump Mountain and Allamuchy Township. The last major elevation change takes I-80 over Allamuchy Mountain into Mount Olive Township.

U.S. 206 ties into I-80 by the borough of Netcong, which represents the western extent of the North Jersey suburbs. Continuing east, traffic increases along I-80 to Interstate 287 through Wharton, Rockaway Township, Denville Township and Parsippany-Troy Hills Township. New Jersey Department of Transportation (NJDOT) traffic counts increased from 70,633 vehicles per day (vpd) as recorded in 2010 west of Netcong to 158,825 vpd as recorded in 2011 counts ahead of I-280.

A lengthy collector distributor roadway system accompanies I-80 between I-287 and the separation with Interstate 280 southeast to Orange and Newark. Beyond that wye interchange, I-80 curves northward to Great Piece Meadows through Fairfield Township ahead of an urbanized stretch through Totowa, Paterson, Elmwood Park and Saddle Brook Township. An Express / Local roadway setup takes I-80 southeast from Hackensack to Ridgefield Park and the dual freeway along I-95 east to Fort Lee and the George Washington Bridge.

References:

Anderson, S. (n.d.). Interstate 80 (New Jersey). NYCRoads.com. http://www.nycroads.com/roads/I-80_NJ/

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Page Updated Tuesday May 12, 2026.