By elections since 2005

Documents to download

This note sets out results of by elections since the 2005 General Election.

The United Kingdom constitution – a mapping exercise

A briefing paper which "maps" (or summarises) the main elements of the United Kingdom's uncodified constitution.
By-elections in the 2024 Parliament

This briefing sets out results of the by-elections held in the 2024 Parliament, including lists of candidates, vote share and voter turnout.
- UK elections
Women elected to the House of Commons

This list reports all the women who have been elected as MPs to the House of Commons, for each election since 1918 and in the order they were sworn in.