how many people in united states
The current population of the United States of America is 325,725,566 as of Thursday, January 18, 2018, based on the latest United Nations estimates. the United States population is equivalent to 4.3% of the total world population. the U.S.A. ranks number 3 in the list of countries (and dependencies) by population. The population density in the United States is 35 per Km 2 (92 people per mi 2). The total land area is 9,147,420 Km2 (3,531,837 sq. miles) 83.4 % of the population is urban (270,683,202 people in 2018) The median age in the United States is 37.8 years.