New Jersey County Maps
Find New Jersey county and township maps.
Union County, New Jersey
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Union County, New Jersey Map
An detailed map of Union County. Click on a nearby County to view more information about that County.
Map of Townships in Union County, New Jersey
An interactive map of county subdivisions in Union County. In New Jersey, that can include Townships, Boroughs, Towns, and Villages. Find what township you are in now.
Map of Counties in New Jersey
An interactive map of Counties in New Jersey. Click on a County to view more information about that County.
About Union County, New Jersey
Union County is a county in the northern part of the U.S. state of New Jersey. As of the 2020 United States census, the county was the state's seventh-most-populous county with a population of 575,345, its highest decennial count ever and an increase of 38,846 (+7.2%) from the 2010 census count of 536,499. Its county seat is Elizabeth, which is also the most populous municipality in the county, with a 2020 census population of 137,298, and the largest by area, covering 13.46 square miles (34.9 km2). The county serves as a transition point between the Central Jersey and North Jersey regions of the state.
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This site has an interactive map of New Jersey Counties. Click on the map to find your New Jersey county, and view more details. You can also search for your address and use your GPS to find your New Jersey County.
Find what County you are in, and see official New Jersey County resources and information. Find any county in the United Stated, along with resources and links to official County websites. See a County map and local details. Looking for what county you are currently in? Find out on this map or use your device GPS to see what county you are in.