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South West Wiltshire

Constituency

The east of the South West. About 99,167 people (mid-2024 estimate) in 452 square kilometres.

MP for South West Wiltshire

Dr Andrew MurrisonConservativeMP since

They won by 3,243 votes on a 63.2% turnout.

As of , from the UK Parliament Members API. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.

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Radon Affected Area by constituency

Worked out by Open Index · 2022

Under 1%90% or more

About 31% of people in South West Wiltshire live in a 1 km square that the radon atlas marks as a radon Affected Area.

Majority, 2024 general election
7.0%
Joint 152nd smallest majority of 650
House of Commons Library · Jul 2024
Turnout, 2024 general election
63.2%
Joint 215th highest turnout of 650
House of Commons Library · Jul 2024
Population
96,941
204th least populated of 650
ONS Census 2021 · 2021
People in radon Affected Area squares
31%
UK 44%
Worked out by Open Index

2024 general election result

Candidates in South West Wiltshire at the general election on 4 July 2024, in finishing order
CandidatePartyVotesShare
Andrew MurrisonElectedConservative15,61733.8%
Evelyn AkotoLabour12,37426.8%
Garry IrvinReform UK7,84017.0%
Bret PalmerLiberal Democrat7,20515.6%
Fay WhitfieldGreen Party2,2434.9%
James WardIndependent4481.0%
Thomas CulshawIndependent4411.0%
Electorate
73,071
Turnout
63.2%
Majority
3,243 (7.0%)
Valid votes
46,168
Rejected ballots
167

Polling day . Shares are of valid votes; turnout is valid votes as a share of the electorate. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: House of Commons Library, UK Parliament election results. The result from the House of Commons Library

How South West Wiltshire compares

Each dot is a constituency. The black line marks the middle one.

South West WiltshireMiddle
Majority, 2024 general election650 constituencies, UK · Jul 2024
Majority, 2024 general election: every constituency in UK650 areas from 0.0% to 60.6%. The middle area is 14.1%. South West Wiltshire is 7.0%.
7.0%joint 152nd smallest majority
Turnout, 2024 general election650 constituencies, UK · Jul 2024
Turnout, 2024 general election: every constituency in UK650 areas from 40.0% to 75.2%. The middle area is 60.0%. South West Wiltshire is 63.2%.
63.2%joint 215th highest turnout
Population650 constituencies, UK · 2021
Population: every constituency in UK650 areas from 26,159 to 151,876. The middle area is 100,988. South West Wiltshire is 96,941.
96,941204th least populated
People in radon Affected Area squares650 constituencies, UK · 2022
People in radon Affected Area squares: every constituency in UK650 areas from 0.0% to 100.0%. The middle area is 39.0%. South West Wiltshire is 31.0%.
31%joint 283rd fewest people in radon Affected Areas

Every constituency ranked: population and people in radon affected area squares.

What is the population of South West Wiltshire?

South West Wiltshire had 96,941 usual residents at the census.

South West Wiltshire is the 204th least populated of 650 in the UK.

Figures for the whole of Wiltshire

Most of South West Wiltshire lies in Wiltshire. These figures are published for the whole of Wiltshire, not for constituencies, so they describe the council and not South West Wiltshire itself. See Wiltshire

Average house price
£328,102
Up 1.5% in a year
HM Land Registry · Aug 2026
Median full-time pay
£37,811
151st lowest paid of 348
ONS earnings survey · 2025
House price to pay
8.7×
Joint 98th least affordable of 348
Worked out by Open Index
Deprivation score
13.6
72nd least deprived of 296
MHCLG · England only
South West Wiltshire in brief

The winner in South West Wiltshire had a majority of 7.0% of valid votes at the general election on 4 July 2024.

Turnout in South West Wiltshire at the general election on 4 July 2024 was 63.2%.

South West Wiltshire had 96,941 usual residents at the census.

About 31% of people in South West Wiltshire live in a 1 km square that the radon atlas marks as a radon Affected Area.