United Kingdom

United Kingdom of Great Britain and Northern Ireland
Flag
Anthem: "God Save the Queen"^{[note 1]}
Royal coats of arms:^{[note 2]}
Show globe Show map of Europe Location of the United Kingdom (dark green) in Europe (dark grey)
Capital and largest city	London 51°30′N0°7′W / 51.500°N 0.117°W / 51.500; -0.117
Official language and national language	English
Regional and minority languages^{[note 3]}	Scots Ulster Scots Welsh Cornish Scottish Gaelic Irish
Ethnic groups (2011)	87.1% White^{[note 4]} 7.0% Asian 3.0% Black 2.0% Mixed 0.9% Other
Religion (2011^[6]^[7])	59.5% Christianity 25.7% No religion 4.4% Islam 1.3% Hinduism 0.7% Sikhism 0.4% Judaism 0.4% Buddhism 0.4% Other 7.2% No answer
Demonym(s)	British Briton Brit (colloquial)
Constituent countries	England Scotland Wales Northern Ireland
Government	Unitary parliamentary constitutional monarchy

• Monarch	Elizabeth II
• Prime Minister	Boris Johnson

Legislature	Parliament
• Upper house	House of Lords
• Lower house	House of Commons
Formation

• Laws in Wales Acts	1535 and 1542
• Union of the Crowns	24 March 1603
• Acts of Union of England and Scotland	1 May 1707
• Acts of Union of Great Britain and Ireland	1 January 1801
• Irish Free State Constitution Act	5 December 1922

Area
• Total	242,495 km² (93,628 sq mi)^[8] (78th)
• Water (%)	1.51 (2015)^[9]
Population
• 2020 estimate	67,886,004^[10] (21st)
• 2011 census	63,182,178^[11] (22nd)
• Density	270.7/km² (701.1/sq mi) (50th)
GDP (PPP)	2021 estimate
• Total	$3.174 trillion^[12] (10th)
• Per capita	$47,089^[12] (24th)
GDP (nominal)	2021 estimate
• Total	$3.124 trillion^[12] (5th)
• Per capita	$46,344^[12] (21st)
Gini (2019)	36.6^[13] medium · 33rd
HDI (2019)	0.932^[14] very high · 13th
Currency	Pound sterling^{[note 5]} (GBP)
Time zone	UTC (Greenwich Mean Time, WET)
• Summer (DST)	UTC+1 (British Summer Time, WEST)
	^{[note 6]}
Date format	dd/mm/yyyy yyyy-mm-dd (AD)
Mains electricity	230 V–50 Hz
Driving side	left^{[note 7]}
Calling code	+44^{[note 8]}
ISO 3166 code	GB
Internet TLD	.uk^{[note 9]}