California is the state with the highest population, with 38,332,521 residents according to the 2013 U.S. Census. The state with the lowest population is Wyoming, with 582,658 residents as of 2013.
The top five states with the highest population are California, Texas, New York, Florida and Illinois, which have a total of 116,866,836 residents, more than one-third of the total population of the United States. The five states with the lowest populations are Wyoming, Vermont, District of Columbia, North Dakota and Alaska, making up just 3,314,262 people, or about the population of the state of Iowa.
The state with the highest population density is Washington, D.C., with 9,857 people per square mile, as compared to New York state, which has 411 people per square mile. The state with the smallest population density is Alaska, which has only 1.2 people per square mile.
The city with the highest population is New York City, which has just over 8,490,000 residents as of 2014. New Orleans, Louisiana, has the 50th largest city population, with 384,400 residents as of 2014.
North Carolina is the tenth-most-populated state, with 9,848,060 residents as of 2013, while South Carolina is the 24th largest state, with 4,774,839 residents. North Dakota is slightly less populated than South Dakota, with 723,343 residents, as compared to South Dakota's 844,877 residents.