The most populous state of the U. S., according to the 1900 U. S. Census, was New York, with 7,268,894 people.

According to the 2010 U. S. Census, Seattle's population rank is #1 in Washington and #23 in the U. S.

According to the 2010 U. S. Census, the population of Tallahassee was 181,376, making it the 7th-largest city by population in Florida, the 24th-largest U. S. capital city (including Washington), and the 126th-largest city by population in the U. S.

Between the 2000 U. S. Census and the 2010 U. S. Census, the population of Arizona grew 24.59% from 5,130,632 to 6,392,017. Arizona ranks 2nd for population growth among U. S. states for that period (Nevada's population grew 35.15%).

The 2010 U. S. Census counted 3,831,074 people in Oregon, making it the 27th-largest U. S. state by population.