Bayonneis acityinHudson County,New Jersey, United States. Located in theGateway Region, Bayonne is was originally formed as atownshipon April 1, 1861, from portions ofBergen Township. Itis east ofNewark, the state's largest city, north ofElizabethinUnion Countyand west ofBrooklyn. It shares a land border withJersey Cityto the north and is connected toStaten Islandby theBayonne Bridge.While somewhat diminished, traditional manufacturing, distribution, and maritime activities remain a driving force of the economy of the city, and a portion of thePort of New York and New Jerseyis located there.