Summit

Also known as Summit, New Jersey, Summit, NJ

city in Union County, New Jersey, United States

Key facts

Country: United States
State: New Jersey
County: Union
Incorporation: March 23, 1869 as Township
Named after: Summit Lodge or, "summit of the Short Hills"
Type: City
Body: Common Council
Mayor: Elizabeth Fagan ( R , term ends December 31, 2027)
Administrator: Tammie Baldwin
Municipal clerk: Rosemary Licatese
Total: 6.05 sq mi (15.66 km )
Land: 5.99 sq mi (15.52 km )
Water

Article

Summit is the northernmost city of Union County, in the U.S. state of New Jersey, located within the New York metropolitan area. Situated on a ridge in northern–central New Jersey, the city is located within the Raritan Valley and Rahway Valley regions, and also borders both Essex and Morris counties in the Passaic Valley region. Summit is a commercial hub and commuter town for New York City. As of the 2020 United States census, the city's population was 22,719, an increase of 1,262 (+5.9%) from the 2010 census count of 21,457, which in turn reflected an increase of 326 (+1.5%) from the 21,131 counted in the 2000 census.

Originally incorporated as Summit Township by an act of the New Jersey Legislature on March 23, 1869, from portions of New Providence Township (now Berkeley Heights) and Springfield Township, Summit was reincorporated as a city on March 8, 1899.