The population of California will grow 19 percent between 2010 and 2030, according to projections released Thursday by the state Department of Finance.
By 2020, Hispanics will become the state's largest demographic group and more than 1 million Californians will identify with multiple races, the report indicates.
The map below shows counties shaded by 20-year projected growth. Click each county to see a demographic chart.
Source: California Department of Finance