The United Kingdom constitution – a mapping exercise
A briefing paper which "maps" (or summarises) the main elements of the United Kingdom's uncodified constitution.

A briefing paper which "maps" (or summarises) the main elements of the United Kingdom's uncodified constitution.
Government and local authority resources cannot be used for party political campaigning at any time. In the run up to an election, the pre-election period of sensitivity, particular care is taken. Government departments and councils will normally observe discretion about making new announcements or decisions that could influence voters.
Explore 2024 general election results and census data for constituencies using our data tool.
Research Briefing
This briefing paper provides an overview of the different voting systems currently used for elections in the UK. It also examines the pros and cons of different systems.
Research Briefing
The Electoral Commission oversees UK elections and political finance. Public approval of the commission is high, but reviews have proposed potential reforms.
Research Briefing
This briefing describes the eligibility to vote in UK Parliament elections for British citizens living overseas.
Research Briefing
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.
Constituency casework
This constituency casework page explains how local government boundary reviews are implemented in England by the UK Parliament.
Debate Pack
There will be a Westminster Hall debate on 6 January 2025 on an e-petition calling for a new general election. The debate will be opened by Jamie Stone MP. The Petitions Committee agreed to the debate in response to e-petition 700143 that attracted over 2.9 million signatures.
Research Briefing
A briefing paper on the devolution settlement in Scotland
Research Briefing
This briefing explains the timetable for by-elections to the UK Parliament
Research Briefing
Full results and analysis of the 4th July 2024 general election, where Labour won a majority in Parliament
Insight
Turnout at the 2024 general election was below 2019 levels across the UK. Seats won by Labour generally had lower turnout than seats won by the Conservatives.
Insight
The number of marginal seats increased significantly at the 2024 general election. 46 seats were won with a margin of less than 2%.
Total results (page 1 of 14)