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United States of America
Flag Great Seal
Motto:  "In God we trust" Other traditional mottos   "E pluribus unum" (language?) (de facto) "Out of many, one" "Annuit cœptis" (language?) "He has favored our undertakings" "Novus ordo seclorum" (language?) "New order of the ages"
Anthem: "The Star-Spangled Banner" March: "The Stars and Stripes Forever"
The contiguous United States plus Alaska and Hawaii in green
The United States and its territories
Capital		Washington, D.C. 38°53′N 77°01′W
Largest city		New York City 40°43′N 74°00′W
Official languages		None at federal level
Recognised regional languages		English Spanish French Hawaiian Samoan Chamorro Carolinian 19 Native Alaskan languages
National language		English[b]
Demonym		American
Government		Federal presidential constitutional republic
-	President	Barack Obama
-	Vice President	Joe Biden
-	Speaker of the House	John Boehner
-	Chief Justice	John Roberts
Legislature		Congress
-	Upper house	Senate
-	Lower house	House of Representatives
Independence from Great Britain
-	Declaration	July 4, 1776
-	Confederation	March 1, 1781
-	Treaty of Paris	September 3, 1783
-	Constitution	June 21, 1788
-	Last state admission	August 21, 1959
Area
-	Total Area	९,८२६,६७५ km2[c] (3rd/4th) ३,७९४,१०० sq mi
-	Water (%)	6.7
-	Total Land Area	9,161,966 km2 3,537,500 sq mi
Population
-	2015 estimate	321,163,157 (3rd)
-	Density	35/km2 (180th) ९०.६/sq mi
GDP (PPP)		2014 estimate
-	Total	$17.418 trillion (2nd)
-	Per capita	$54,596 (10th)
GDP (nominal)		2014 estimate
-	Total	$17.418 trillion (1st)
-	Per capita	$54,596 (10th)
Gini (2013)		38.0 medium
HDI (2013)		0.914 very high · 5th
Currency		Q4917 ($) (USD)
Time zone		(UTC−5 to −10)
-	Summer (DST)	(UTC−4 to −10[d])
Antipodes		Indian Ocean Île Amsterdam Île Saint-Paul Kerguelen Islands
Date format		MM/DD/YYYY
Drives on the		right[e]
Calling code		+1
ISO 3166 code		US
Internet TLD		.us   .gov   .mil   .edu
a.	^ English is the official language of at least 28 states; some sources give higher figures, based on differing definitions of "official". English and Hawaiian are both official languages in the state of Hawaii. French is a de facto language in the states of Maine and Louisiana, while New Mexico state law grants Spanish a special status.
b.	^ English is the de facto language of American government and the sole language spoken at home by 80 percent of Americans aged five and older. 28 states and five territories have made English an official language. Other official languages include Hawaiian, Samoan, Chamorro, Carolinian.
c.	^ Whether the United States or China is larger has been disputed. The figure given is from the U.S. Central Intelligence Agency's The World Factbook. Other sources give smaller figures. All authoritative calculations of the country's size include only the 50 states and the District of Columbia, not the territories.
d.	^ See Time in the United States for details about laws governing time zones in the United States.
e.	^ Except the United States Virgin Islands.

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