Brentwood is a city located in the California region of the United States. During the most recent census, Brentwood had a population of 51,481. Brentwood is the 181st most poplulated city in the California region, the 781st most populated city in the United States and the 6,747th most populated city in the world. Brentwood is in the America/Los Angeles timezone which is 7 hours behind UTC. Brentwood adjusts the hour with daylight savings time during the winter months.
Brentwood is located at sea level (24 meters / 79 feet). The closest cities to Brentwood are Knightsen (6.9 km / 4.3 miles), Oakley (7.9 km / 4.9 miles), Byron (10.2 km / 6.3 miles), Antioch (11.2 km / 6.9 miles) and Discovery Bay (11.2 km / 7.0 miles)