United Kingdom

United Kingdom of Great Britain and Northern Ireland

63,742,977 7

Population (as of June 3, 2015)

Elections in our database


Registered Voters (as of )

Average Turnout

Name Official Name Type
House of Commons Lower House
Prime Minister Prime Minister Head of Government
Queen Queen Head of State
House of Lords Upper House

Description of government structure:

  • Chief of State: Queen ELIZABETH II *
  • Head of Government: Prime Minister David CAMERON
  • Assembly: United Kingdom has a bicameral Parliament consisting of the House of Lords with 788 seats and the House of Commons with 650 seats.

* Heir Apparent Prince CHARLES (son of the queen, born 14 November 1948)

Description of electoral system:

  • The Queen is hereditary.
  • The Prime Minister is elected by parliament to serve a 5-year term.  Following legislative elections, the leader of the majority party or the leader of the majority coalition is usually the prime minister.
  • In the House of Lords, 670 members are appointed by the monarch and 92 members are hereditary *. In the House of Commons 650 members are elected by simple majority vote in single-member constituencies to serve 5-year terms.

* The number of Life Peers in the House of Lords is not fixed. The Queen formally appoints life peers based on a recommendation from the Prime Minister. The right of hereditary Peers to sit and vote in the House of Lords was ended in 1999 by the House of Lords Act. However, 92 members will remain until the next stage of the Lords reform process. 26 seats are reserved for Bishops and Archbishops of the Church of England.

Info Institutions Learn More


Election For Date Votes Registered Voters Turn Out
House of Commons 2001-06-07 44,403,238 44,423,440 99.95%
House of Commons 2005-05-05 27,148,510 44,180,243 61.45%
House of Commons 2010-05-06 29,653,638 45,315,669 65.44%
Referendum 2011-05-05 19,279,022 45,684,501 42.2%
House of Commons 2015-05-07 30,698,210 46,425,386 66.12%
Referendum 2016-06-23 - - -
Referendum 2017-12-31 - - -

Voter Turnout