Government type Parliamentary constitutional monarchy
Area 242,495 kmē (93,628 sq mi)
Population 66,941,000 inh. (2021 census)
Population 68,434,000 inh. (2024 est.)
Population density 282 inh/kmē (731 inh/miē)
Capital London (8,777,000 pop., 10,803,000 urban aggl.)
Currency Pound sterling
Human development index 0.929 (18th place)
Languages English (official), Irish, Scots, Welsh (regional languages)
Life expectancy M 79 years, F 83 years
Dependencies Gibraltar (6.8 kmē - 2.6 sq mi, 32,700 pop.)
Dependencies Guernsey (78 kmē - 30 sq mi, 67,100 pop.)
Dependencies Isle of Man (572 kmē - 221 sq mi, 85,700 pop.)
Dependencies Jersey (118 kmē - 46 sq mi, 103,100 pop.)
Dependencies Anguilla (102 kmē - 39 sq mi, 15,900 pop.)
Dependencies Bermuda (54 kmē - 21 sq mi, 63,900 pop.)
Dependencies British Virgin Islands (151 kmē - 58 sq mi, 31,800 pop.)
Dependencies Cayman Islands (264 kmē - 102 sq mi, 81,500 pop.)
Dependencies Montserrat (104 kmē - 40 sq mi, 4,400 pop.)
Dependencies Turks and Caicos Islands (616 kmē - 238 sq mi, 46,400 pop.)
Dependencies British Indian Ocean Territory (54 kmē - 21 sq mi, 3,000 pop.)
Dependencies Falkland Islands (16,239 kmē - 6,270 sq mi, 3,800 pop.)
Dependencies Pitcairn Islands (43 kmē - 17 sq mi, 50 pop.)
Dependencies Saint Helena, Ascension and Tristan da Cunha (394 kmē - 152 sq mi, 5,300 pop.)
Dependencies Antarctica between 60° SOUTH parallel and 20°-80° WEST meridians, including South Orkney Islands and Southern Shetland (388,500 kmē - 150,000 sq mi)