United States Population

341,814,420

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)

  1. US Census Bureau – US Population Clock
  2. World Happiness Report
  3. Pew Research Projected US Population by Race
  4. 10 Demographic Trends Shaping the US
  5. World Happiness Report Chapter 5
  6. Hispanic or Latino Origin by Race – American FactFinder B03002
  7. Detailed Languages Spoken at Home
  8. Projections of the Size and Composition of the U.S. Population: 2014 – 2060
  9. Five Key Findings on Religion in the U.S.
  10. World Population Prospects (2022 Revision) – United Nations population estimates and projections.
  11. GeoNames
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