World Population Day has been observed on July 11 every year since 1990. The World Population Clock provides an estimate of the global population at a given moment as well as an indication of how fast it is growing. The U.S. Census Bureau estimates the number of people in the world population by combining past population growth statistics with data for individual countries and areas from the ...
Source and Notes Source: U.S. Census Bureau, (demographic data) and (trade data). Populations shown for the Most Populous Countries and on the world map are projected to . To learn more about world population projections, go to . To learn more about international trade data, go to . All trade figures are in U.S. dollars on a nominal basis. Coordinated Universal Time (UTC) is the ...
In 2025, there were about 341.8 million living in the US. That makes the US the third-most populous country in the world, home to 4.2% or roughly 1 in every 24 people on the planet. The population count guides political representation and resource allocation.
In 2020, 56.2 percent of the world population was living in urban areas, according to the United Nations.
The population of Arkansas was about 2.4 times higher than it was in 1900. Between 2024 and 2025, the population of Arkansas grew by about 18,700 people.
The population of South Carolina was about 4.2 times higher than it was in 1900. Between 2024 and 2025, the population of South Carolina grew by about 80,000 people.
Produces estimates of the population for the United States, its states, counties, cities, and towns, as well as for the Commonwealth of Puerto Rico.