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Horsham

Constituency

The south of the South East. About 108,700 people in 311 square kilometres.

MP for Horsham

John MilneLiberal DemocratMP since

They won by 2,517 votes on a 70.1% 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 0% of people in Horsham live in a 1 km square that the radon atlas marks as a radon Affected Area.

Majority, 2024 general election
4.5%
Joint 100th smallest majority of 650
House of Commons Library · Jul 2024
Turnout, 2024 general election
70.1%
Joint 28th highest turnout of 650
House of Commons Library · Jul 2024
Population
103,877
257th most populated of 650
ONS Census 2021 · 2021
People in radon Affected Area squares
0%
UK 44%
Worked out by Open Index

2024 general election result

Candidates in Horsham at the general election on 4 July 2024, in finishing order
CandidatePartyVotesShare
John MilneElectedLiberal Democrat21,63239.0%
Jeremy QuinConservative19,11534.4%
Hugo MillerReform UK6,11611.0%
James FieldLabour5,97910.8%
Catherine RossGreen Party2,1373.9%
Jim DugganThe Peace Party - Non-violence, Justice, Environment2760.5%
Paul AbbottSocial Democratic Party2440.4%
Electorate
79,150
Turnout
70.1%
Majority
2,517 (4.5%)
Valid votes
55,499
Rejected ballots
225

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 Horsham compares

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

HorshamMiddle
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%. Horsham is 4.5%.
4.5%joint 100th 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%. Horsham is 70.1%.
70.1%joint 28th highest turnout
Population650 constituencies, UK · 2021
Population: every constituency in UK650 areas from 26,159 to 151,876. The middle area is 100,988. Horsham is 103,877.
103,877257th most 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%. Horsham is 0.0%.
0%joint fewest people in radon Affected Areas

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

What is the population of Horsham?

Horsham had 103,877 usual residents at the census.

Horsham is the 257th most populated of 650 in the UK.

Figures for the whole of Horsham

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

Average house price
£441,654
Up 0.7% in a year
HM Land Registry · Jul 2026
Median full-time pay
£43,487
77th highest paid of 348
ONS earnings survey · 2025
House price to pay
10.2×
Joint 46th least affordable of 348
Worked out by Open Index
Deprivation score
9.6
18th least deprived of 296
MHCLG · England only
Horsham in brief

The winner in Horsham had a majority of 4.5% of valid votes at the general election on 4 July 2024.

Turnout in Horsham at the general election on 4 July 2024 was 70.1%.

Horsham had 103,877 usual residents at the census.

About 0% of people in Horsham live in a 1 km square that the radon atlas marks as a radon Affected Area.