California is the most populated U.S. state, as of 2013, with 38,332,521 people. Wyoming is the least populated state, with 582,658 people. The second most populated state is Texas, with 26,448,193 people.
Vermont is the second least populated state, with 626,630 residents. North Dakota and Alaska are the third and fourth least populated states, respectively. North Dakota has 723,393 people, and Alaska has 735,132 people. While it is not a state, the District of Columbia has 646,449 residents, which would make it the third least populated state.
New York and Florida are the third and fourth most populated states, respectively. New York has 19,651,127 people, and Florida has a population of 19,552,860.