United States Cities by Population 2024

The United States is the third-most populous country in the world, behind only India and China, with over 332 million people. The United States has ten cities with over 1 million people and an additional 27 with over 500,000 people. There are 317 U.S. cities with populations over 100,000.

The most populous U.S. city is New York City, which has over 8.3 million people. New York City has one of the highest population densities of 28,317 persons per square mile. New York is considered one of the world’s financial, cultural, and media capitals with significant influence on business, fashion, entertainment, education, art, tourism, and more. Los Angeles is the second-most populous city in the U.S., with over 3.9 million people, followed by Chicago with 2.7 million and Houston with 2.3 million. The other cities with populations of over 1 million are Phoenix, Philadelphia, San Antonio, San Diego, Dallas, and San Jose. Together, these ten cities have a total population of about 25,932,165 million, or about 7.8% of the country’s population.

An estimated 83% of the United States population lives in urban areas. In 1950, this number was 64%, and by 2050, it is expected to rise to 89%.