Long Beach is a coastal city located in southeastern Los Angeles County, California, in the United States. It holds the distinction of being the largest city in California that is not a county seat.
As of 2025, Long Beach has a population of 450,469, making it the 44th-most populous city in the United States. Within the state and region, it ranks as the 7th-most populous city in California and the 2nd-most populous city in Los Angeles County.