United States Population


The United States is the third most populous country in the world.

  • The United States 2023 population is estimated at 339,996,563 people at mid-year.
  • The U.S. population is equivalent to 4.23% of the total world population.
  • The U.S.A. ranks number 3 in the list of countries by population.
  • The population density in the United States is 37 per Km2 (96 people per mi2).
  • The total land area is 9,147,420 Km2 (3,531,837 sq. miles)
  • 82.9 % of the population is urban (281,984,165 people in 2023)
  • The median age in the United States is 38.1 years.

Population of United States (Historical and Forecast)