According to the United States Census Bureau, Rancho Cucamonga is a City that is located in San Bernardino County, California at 34.11 degrees North and 117.59 degrees West.
The city's time zone is America/Los Angeles, and the city's primary telephone area code is 909.
The land area of Rancho Cucamonga is about 39.86 square miles, whereas the water area of the city is about 0.01 square miles.
San Bernardino County's land area is about 20,057 square miles, so the city occupies about 0.2 percent of the county's total land area.
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The Census Bureau estimates that Rancho Cucamonga had about 177,452 residents in 2017, which is approximately 4,452 people per square mile of land area.
According to recent American Community Survey data, Rancho Cucamonga had 55,410 total estimated households and the median household income was about $77,061 per year.
The California counties map at upper right shows San Bernardino County, highlighted in red.
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* Parenthesized numbers indicate economic activity levels.
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