Rancho Cucamonga is a suburban city forty miles southeast of Los Angeles, California in San Bernardino CountyCalifornia. Its estimated 2014 population was 174,305,[9] a 36% increase since 2000. The city was incorporated in 1977, as a result of a vote among the residents of the unincorporated communities of Alta LomaCucamonga, and Etiwanda.[12]

Business Insider magazine ranked Haven View Estates, one of the city's many gated communities, 13th on its list of "The 27 Richest Neighborhoods in Southern California", just behind the Los Angeles neighborhood of Bel Air, which ranked 12th.[13]

In 2006, Money magazine ranked the city 42nd on its "Best Places to Live" list.[14] L. Dennis Michael has been the city's mayor since 2011, with John Gillison as the city manager.