Orange County, New York is 21 times larger than Rancho Cucamonga, California.
Area: 104 km2 calculated
Rancho Cucamonga is a suburban city in San Bernardino County, California. As of 2014, Rancho Cucamonga's population was 165,775 people.Since 2000, it has had a population growth of 29.53 percent. L. Dennis Michael was elected as the city's mayor on November 2, 2010. Wikipedia
Area: 2,172 km2 calculated
Orange County is a county located in the U.S. state of New York. As of the 2010 census, the population was 372,813. The county seat is Goshen. The county was named in honor of William III of Orange, who was greatly esteemed by the English settlers of the region. Wikipedia