Los Angeles County is the most populous county in the United States, with 9,861,224 residents estimated in 2022. Its population is greater than that of 40 individual U.S. states.

Comprising 88 incorporated cities and many unincorporated areas within a total area of 4,083 square miles (10,570 km2), it is home to more than a quarter of Californians and is one of the most ethnically diverse U.S. counties.
The county’s seat, Los Angeles, is the second most populous city in the United States and the most populous city in California, with 3,822,238 residents estimated in 2022.
Los Angeles: Its $790 billion GDP is No. 1 among US counties.

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Welcome to LosAngeles.LAT – The site for all businesses, information, and important places in the County of LOS ANGELES, California.