Rolling Hills is an affluent city on the Palos Verdes Peninsula, in Los Angeles County, California. As of the 2010 census, the city population was 1,860, down from 1,871 at the 2000 census. At the 2000 census, Rolling Hills was the 21st richest place in the United States (based upon per capita income), and 4th richest for places with a population of at least 1,000.