What is the largest city in the United States by population density?

The largest city in the United States by population density is New York City. With a population of over 8 million people living within a relatively small land area, NYC has one of the highest population densities of any major city in the world. The city’s five boroughs—Manhattan, Brooklyn, Queens, The Bronx, and Staten Island—are densely packed with residential, commercial, and cultural spaces. New York City’s bustling streets, iconic skyscrapers, and vibrant neighborhoods make it a dynamic urban environment where millions of people live and work in close proximity to one another.