Fairfield is a town located in the New Jersey region of the United States. During the most recent census, Fairfield had a population of 7,063. Fairfield is the 252nd most poplulated city in the New Jersey region, the 5,090th most populated city in the United States and the 25,329th most populated city in the world. Fairfield is in the America/New York timezone which is 4 hours behind UTC. Fairfield adjusts the hour with daylight savings time during the winter months.
Fairfield is located at sea level (53 meters / 174 feet). The closest cities to Fairfield are Lincoln Park (4.5 km / 2.8 miles), West Caldwell (4.8 km / 3.0 miles), Wayne (5.3 km / 3.3 miles), Caldwell (5.5 km / 3.4 miles) and Singac (5.5 km / 3.4 miles)