The data displays the population density of the USA from 1790 to 2017. In 2017, the population density was approx. 92.2 residents per square mile of land area.
Population density in the U.S.
Population density has been tracked for over two hundred years in the U.S. Over the last two centuries, the number of people living in the U.S. per square mile has grown from 4.5 in 1790 to 87.4 in 2010. After examining the data in detail, it becomes clear that a major population increase started around 1870. Population density was roughly 11 at the time and has doubled in the last century.
