Westfield is a city located in the New Jersey region of the United States. During the most recent census, Westfield had a population of 30,316. Westfield is the 52nd most poplulated city in the New Jersey region, the 1,423rd most populated city in the United States and the 10,154th most populated city in the world. Westfield is in the America/New York timezone which is 4 hours behind UTC. Westfield adjusts the hour with daylight savings time during the winter months.
Westfield is located at sea level (39 meters / 128 feet). The closest cities to Westfield are Mountainside (1.7 km / 1.1 miles), Garwood (2.2 km / 1.4 miles), Scotch Plains (3.6 km / 2.2 miles), Fanwood (3.7 km / 2.3 miles) and Clark (3.7 km / 2.3 miles)