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The Parliament of the United Kingdom currently has 650 parliamentary constituencies across the constituent countries (England, Scotland, Wales, and Northern Ireland), each electing a single member of parliament (MP) to the House of Commons by the plurality (first past the post) voting system, ordinarily every five years.
- Why Have Constituency Boundaries Changed?
- How Much Have Constituency Boundaries Changed?
- Did My Constituency Change?
- Has The Total Number of Mps Changed?
- The Electorate Quota
Constituency boundaries are reviewed periodically to make sure that constituencies are all roughly a similar size and respect local ties between areas. The reviews alter constituencies to reflect rising and falling populations and changes in the boundaries of the electoral wards that comprise them. The four Boundary Commissions for England, Scotlan...
Around 10% of constituencies had no change to their boundaries. The remainder have changed in some way. In some cases, a ward or several wards moved between constituencies. In others, the changes were more complicated, ranging from small boundary adjustments to constituencies being ‘abolished’ and split between several successor constituencies.
You can find out which constituency you live in, now that the boundaries have changed, by typing your home postcode into the search box at: 1. Find my constituency You can also see whether, or how, your constituency was affected by the boundary changes using a guide produced by the House of Commons Library before the general election, with maps sho...
No. The total number of seats – and so the total number of MPs that were elected at the 2024 general election – did not change. There were still 650 MPs elected in total. However, the total numbers of seats in England, Scotland and Wales have changed, as follows:
The electorate quota is the average number of voters each constituency should have if all UK voters were to be distributed evenly between them. The 2023 boundary review was stricter than previous ones in this respect. Constituencies must now have an electorate within 5% of the ‘electoral quota’ – now set at 73,393 registered voters - with just a fe...
Search and find constituencies in the United Kingdom by name, postcode or location.
- First-past-the-post. The House of Commons, mayoral elections in England, Police and Crime Commissioner elections and local councils in England and Wales use the first-past-the-post system.
- Alternative Vote (AV) Alternative Vote is used to elect: chairs of most committees in the House of Commons. the Lord Speaker and by-elections for hereditary peers.
- Supplementary Vote (SV) The SV system is like the AV system. Voters are limited to a first and second preference choice. A voter marks a cross in one column for their first preference candidate.
- Single Transferable Vote (STV) Single Transferable Vote is used for: Elections for Deputy Speakers in the House of Commons. Northern Ireland Assembly elections.
UK Parliament consists of constituencies within countries of the United Kingdom, comprising of England, Scotland, Wales and Northern Ireland. Select a country on the map below to explore the regions within it.
A constituency is the specific geographical area that is represented by each MP in the House of Commons. People who live in an MP's constituency are known as their constituents. About Parliament: Parliamentary constituencies; Find your MP; Research Briefing: The Number of Seats in the House of Commons since 1707
People also ask
How many parliamentary constituencies are there in the UK?
Does a MP represent a single constituency?
What countries are in the UK Parliament?
How do constituency votes work?
Every constituency that has existed since 1885 has been allocated to one of 116 groups. Starting with the first group, covering the London Borough of Westminster and the City of London, a new group was added to the site every week from May 2021 until June 2023.
