Based on July 2014 population estimates, the five most populated states in the United States are California, Texas, Florida, New York and Illinois, notes the U.S. Census Bureau. California's population is estimated at 38.8 million while Texas has approximately 27 million inhabitants. Florida has a population of 19.9 million.
Prior to the July 2014 population estimates, New York held third place. However, for 2014, the population of the state of New York was estimated at 19.7 million. In fifth place, is Illinois with a population of approximately 12.9 million.
Some other states that are among the top 10 most populated are Pennsylvania, Georgia, North Carolina and Ohio. Pennsylvania is in sixth place with a population of nearly 11.5 million. Michigan is in 10th place with 9.9 million inhabitants. However, these estimated population statistics are for residents who are 18 years old and older, notes the Census Bureau. Additionally, the population of the entire U.S. rose by 2.4 million bringing its population to nearly 318.9 million.
The least populated states are Vermont and Wyoming, with estimated populations of 626,526 and 584,152, respectively. Vermont was one of the six states that lost population, which was 293 inhabitants. However, North Dakota's population saw a 2.2 percent rise during the July 2013 to July 2014 time interval, states the Census Bureau.