As a result of the 2010 census a total of 12 seats in the U.S. Congress shifted, affecting 18 states.
The total population of the United States rose 9.7 percent to 308,745,538 from 281,421,906 in 2000. The Northeast grew by only 3.2 percent, and the Midwest grew 3.9 percent. Meanwhile, the South grew by more than 14 percent and the West grew by 13.8 percent.
Texas grew by more than 20 percent to 25 million people, while Florida surged 17.6 percent to 18.8 million. Other states with more than 15 percent growth included Arizona (24.6), Colorado (16.9), Florida (17.6), Georgia (18.3), Idaho (21.1), Nevada (35.1), North Carolina (18.5), and South Carolina (15.3).
The only state to lose population was Michigan, which dropped 0.6 percent. Rhode Island grew just 0.4 percent.