Torrance is a city in the Los Angeles metropolitan area, located in southwest Los Angeles County, California, United States. The city is part of what is known as the South Bay region of the metropolitan area. A small section of the city, 1.5 miles, abuts the Pacific Ocean. Torrance has a moderate year-round climate with average rainfall of 12 inches per year. Torrance was incorporated in 1921, and at the 2020 census had a population of 147,067 residents.