As young families favor the relatively affordable Inland Empire over more expensive coastal living, the populations in Los Angeles and Orange counties gradually will become older, said Susan K. Brown, a professor of sociology at UC Irvine who studies demographic trends. “That will probably affect the human situation in the short run,” she said; with fewer children, schools in those counties could see dwindling enrollment.

For the full story, please visit https://www.pe.com/2018/03/21/how-and-why-southern-californias-population-grew-so-much-in-one-year/.