Greater Los Angeles Population: ~18.9 Million (2021)

The Greater Los Angeles Area (Los Angeles, Orange, Riverside, San Bernardino, and Ventura counties) had an estimated 18.9 million residents in 2021. It's California's most populous metro and the second-largest in the U.S. after New York–Newark–Jersey City.

The region's sprawling geography, diverse economy, and immigration continue to drive growth, though recent years show slowing rates.