Bridgewater is a city located in the New Jersey region of the United States. During the most recent census, Bridgewater had a population of 44,464. Bridgewater is the 31st most poplulated city in the New Jersey region, the 934th most populated city in the United States and the 7,575th most populated city in the world. Bridgewater is in the America/New York timezone which is 4 hours behind UTC. Bridgewater adjusts the hour with daylight savings time during the winter months.