How big is Chinatown?

Chinatown can refer to various neighborhoods in cities around the world, each varying in size. For example, San Francisco's Chinatown is about 24 square blocks, making it one of the largest and oldest in North America. In contrast, New York City's Chinatown spans approximately 1.5 square miles, making it one of the largest in the U.S. The size and influence of each Chinatown depend largely on the city's history and immigrant population.