Torrance is a city located in the California region of the United States. During the most recent census, Torrance had a population of 145,438. Torrance is the 40th most poplulated city in the California region, the 181st most populated city in the United States and the 2,520th most populated city in the world. Torrance is in the America/Los Angeles timezone which is 7 hours behind UTC. Torrance adjusts the hour with daylight savings time during the winter months.