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Map:

Flag:

Coat of arms :

Capital: Washington

Geographic coordinates: 38 00 N, 97 00 W

Territory: total:  9,826,675 km2; land: 9,161,966 km2; water: 664,709 km2

Land boarder: 12,034 km

Coastline: 19,924 km

Natural resources: coal, copper, lead, molybdenum, phosphates, rare earth elements, uranium, bauxite, gold, iron, mercury, nickel, potash, silver, tungsten, zinc, petroleum, natural gas, timber

Land use: arable land: 16.29%; permanent crops: 0.26%; other: 83.44%

Ethnic groups: white 79.96%, black 12.85%, Asian 4.43%, Amerindian and Alaska native 0.97%, native Hawaiian and other Pacific islander 0.18%, two or more races 1.61%

Languages: English 82.1%, Spanish 10.7%, other Indo-European 3.8%, Asian and Pacific island 2.7%, other 0.7%

Religions: Protestant 51.3%, Roman Catholic 23.9%, Mormon 1.7%, other Christian 1.6%, Jewish 1.7%, Buddhist 0.7%, Muslim 0.6%, other or unspecified 2.5%, unaffiliated 12.1%, none 4%

Population: 318,892,103

Median age: total: 37.6 years; male: 36.3 years; female: 39 years

Population growth rate: 0.77%

Administrative divisions: 50 states and 1 district*; Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia*, Florida, Georgia, Hawaii, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming

Economics:

Military expenditures of GDP: 4.35%

Executive branch: chief of state: President Barack H. OBAMA (since 20 January 2009); Vice President Joseph R. BIDEN (since 20 January 2009); note - the president is both chief of state and head of government

head of government: President Barack H. OBAMA (since 20 January 2009); Vice President Joseph R. BIDEN (since 20 January 2009)

cabinet: Cabinet appointed by the president with Senate approval

elections: president and vice president elected on the same ticket by a college of representatives who are elected directly from each state; president and vice president serve four-year terms (eligible for a second term); election last held 6 November 2012 (next to be held on 8 November 2016)

election results: Barack H. OBAMA reelected president; percent of popular vote - Barack H. OBAMA 50.6%, Mitt ROMNEY 47.9%, other 1.5%;

Legislative branch: bicameral Congress consists of the Senate (100 seats, 2 members elected from each state by popular vote to serve six-year terms; one-third elected every two years) and the House of Representatives (435 seats; members directly elected by popular vote to serve two-year terms)

elections: Senate - last held on 6 November 2012 (next to be held on 4 November 2014); House of Representatives - last held on 6 November 2012 (next to be held on 4 November 2014)

election results: Senate - percent of vote by party - NA; seats by party - Democratic Party 54, Republican Party 45, independent 1; House of Representatives - percent of vote by party - NA; seats by party - Democratic Party 201, Republican Party 234

Judicial branch: highest court(s): US Supreme Court (consists of 9 justices - the chief justice and 8 associate justices)

note - The US court system consists of the federal court system and the state court systems; although each court system is responsible for hearing certain types of cases, neither is completely independent of the other, and the systems often interact

judge selection and term of office: president nominates, and with the advice and consent of the Senate, appoints Supreme Court justices; justices appointed for life

subordinate courts: Courts of Appeal (includes the US Court of Appeal for the Federal District and 12 regional appeals courts); 94 federal district courts in 50 states and territories

Telephones - main lines in use: 139000000

Telephones - mobile cellular: 310000000