 The state of Hawaii has the highest concentration of Chinese Americans at 4.0%, or 55,000 people.The New York metropolitan area, consisting of New York City, Long Island, and nearby areas within the states of New York, New Jersey, Connecticut and Pennsylvania, is home to the largest Chinese American population of any metropolitan area within the United States and the largest Chinese population outside of China, enumerating an estimated 893,697 in 2017 and including at least 12 Chinatowns.Continuing significant immigration from Mainland China, both legal and illegal in origin, has spurred the ongoing rise of the Chinese American population in the New York metropolitan area; this immigration continues to be fueled by New York's status as an alpha global city, its high population density, its extensive mass transit system, and the New York metropolitan area's enormous economic marketplace.