Area

9,629,091 sq km

Population

313 million (2011 estimate) - white 72.5 %, African-American 12.6 %, Asian/Pacific islander 5 %, American Indian and Alaska Native 0.9 %, Hispanic/Latino

Capital

Washington, D.C. (city 618,000, metropolitan area 5.58 million)

Other towns

New York (city 8.18 million, metropolitan area 18,9 million) , Los Angeles (city 3.79 million, metropolitan area 15.25 million), Chicago (city 2.7 million, metropolitan area 9.46 million), Houston (city 2.099 million, metropolitan area 5.947 million), Philadelphia (city 1.526 million, metropolitan area 5.965 million), Dallas (city 1.177 million, metropolitan area 6.477 million), Boston (city 618 000, metropolitan area 4.523 million), Atlanta (city 420,000, metropolitan area 5.27 million) etc.

Currency

US dollar = 100 cents ($)

Languages

English (official), Spanish

Life expectancy

78.4

GDP

$48,147 (2011 estimate)

Head of state and government

The President - Barack Obama (since 2009)