Union City is a city located in the New Jersey region of the United States. During the most recent census, Union City had a population of 66,455. Union City is the 12th most poplulated city in the New Jersey region, the 547th most populated city in the United States and the 5,355th most populated city in the world. Union City is in the America/New York timezone which is 4 hours behind UTC. Union City adjusts the hour with daylight savings time during the winter months.
Union City is located at sea level (53 meters / 174 feet). The closest cities to Union City are Weehawken (1.1 km / 0.7 miles), West New York (1.2 km / 0.8 miles), Guttenberg (2.2 km / 1.4 miles), North Bergen (2.9 km / 1.8 miles) and Secaucus (3.3 km / 2.0 miles)