# Horsham

The south of the South East. About 108,700 people (mid-2024 estimate) in 311 square kilometres.

John Milne has been the Liberal Democrat MP for Horsham since July 2024. They won by 2,517 votes on a 70.1% turnout.

Constituency. Code E14001294. In: [South East](https://openindex.co.uk/south-east)

## MP and the 2024 result

John Milne has been the Liberal Democrat MP for Horsham since July 2024.
They won by 2,517 votes on a 70.1% turnout.

MP: [John Milne](https://members.parliament.uk/member/5329) (Liberal Democrat).

### General election, 4 July 2024: Horsham

| Candidate | Party | Votes | Share |
| --- | --- | --- | --- |
| John Milne (elected) | Liberal Democrat | 21,632 | 39.0% |
| Jeremy Quin | Conservative | 19,115 | 34.4% |
| Hugo Miller | Reform UK | 6,116 | 11.0% |
| James Field | Labour | 5,979 | 10.8% |
| Catherine Ross | Green Party | 2,137 | 3.9% |
| Jim Duggan | The Peace Party - Non-violence, Justice, Environment | 276 | 0.5% |
| Paul Abbott | Social Democratic Party | 244 | 0.4% |

Electorate 79,150. Turnout 70.1%. Majority 2,517 (4.5%). Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: House of Commons Library, UK Parliament election results. https://electionresults.parliament.uk/elections/3544

MP as of 18 October 2026. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.

## Key figures

- **Majority, 2024 general election: 4.5%** (July 2024). The winner in Horsham had a majority of 4.5% of valid votes at the general election on 4 July 2024 (House of Commons Library). Joint 100th smallest majority of 650. Source: UK Parliament election results, July 2024. Published 4 July 2024. https://openindex.co.uk/constituency/horsham#f-ge2024-majority
- **Turnout, 2024 general election: 70.1%** (July 2024). Turnout in Horsham at the general election on 4 July 2024 was 70.1% (House of Commons Library). Joint 28th highest turnout of 650. Source: UK Parliament election results, July 2024. Published 4 July 2024. https://openindex.co.uk/constituency/horsham#f-ge2024-turnout
- **Population: 103,877** (2021). Horsham had 103,877 usual residents at the census (ONS Census 2021). 257th most populated of 650. Source: Census 2021, England and Wales and Scotland's Census 2022 and Census 2021, Northern Ireland, 2021. Published 21 July 2026. https://openindex.co.uk/constituency/horsham#f-population
- **People in radon Affected Area squares: 0%** (2022). About 0% of people in Horsham live in a 1 km square that the radon atlas marks as a radon Affected Area. UK 44%. Source: Worked out by Open Index from the UKHSA and BGS radon atlas and census output areas. Published 1 December 2022. https://openindex.co.uk/constituency/horsham#f-radon-affected-share

## On the map

- [Radon Affected Area by constituency](https://openindex.co.uk/map/radon-affected-areas?place=E14001294) (Worked out by Open Index · 2022): About 0% of people in Horsham live in a 1 km square that the radon atlas marks as a radon Affected Area.
- [Average house price by council](https://openindex.co.uk/map/house-prices?place=E14001294) (UK House Price Index · July 2026): Published for whole councils, so the map colours all of Horsham, where most of this constituency lies. The outline is Horsham.
- [Crime and ASB by council](https://openindex.co.uk/map/recorded-crime?place=E14001294) (Police recorded crime and outcomes (data.police.uk) · August 2026): Published for whole councils, so the map colours all of Horsham, where most of this constituency lies. The outline is Horsham.
- [Population by constituency](https://openindex.co.uk/map/population?place=E14001294) (Census 2021, England and Wales): Horsham had 103,877 usual residents at the census.

## How Horsham compares

Each constituency against every other constituency the measure covers.

| Measure | Horsham | Rank | Compared with |
| --- | --- | --- | --- |
| Majority, 2024 general election | 4.5% | joint 100th smallest majority | 650 constituencies, UK · Jul 2024 |
| Turnout, 2024 general election | 70.1% | joint 28th highest turnout | 650 constituencies, UK · Jul 2024 |
| Population | 103,877 | 257th most populated | 650 constituencies, UK · 2021 |
| People in radon Affected Area squares | 0% | joint fewest people in radon Affected Areas | 650 constituencies, UK · 2022 |

## 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](https://openindex.co.uk/horsham)

- **Average house price: £441,654** (July 2026). Horsham’s average house price was £441,654 in July 2026 (HM Land Registry). Up 0.7% in a year. Source: UK House Price Index, July 2026. Published 16 September 2026.
- **Median full-time pay: £43,487** (2025). Full-time workers living in Horsham earned a median of £43,487 in 2025 (ONS earnings survey). 77th highest paid of 348. Source: Annual Survey of Hours and Earnings, 2025. Published 23 October 2025.
- **House price to pay: 10.2×** (2025). A home in Horsham costs 10.2 times local full-time pay. Joint 46th least affordable of 348. Source: Worked out by Open Index from the UK House Price Index and the ONS earnings survey. Published 16 September 2026.
- **Deprivation score: 9.6** (2025). Horsham has a deprivation score of 9.6 in the English Indices of Deprivation 2025 (MHCLG). 18th least deprived of 296. Source: English Indices of Deprivation 2025, 2025. Published 30 October 2025.

## 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.

## About

- Type: Constituency
- Code: E14001294
- Council: [Horsham †](https://openindex.co.uk/horsham)
- Region: [South East](https://openindex.co.uk/south-east)
- Nation: [England](https://openindex.co.uk/england)
- Area: 311 km²
- People, mid-2024: 108,700*
- Wards: 16
- Middle areas: 11
- Neighbourhoods: 64
- Output areas: 324

* People: worked out by Open Index from neighbourhood estimates, shared out by where people lived at the census (by area in Northern Ireland). This area's edges do not follow neighbourhood edges, so the figure is close but not exact.
† Best fit: the council this constituency mostly lies in. Its edges do not follow it.

## Next door

[Arundel and South Downs](https://openindex.co.uk/constituency/arundel-and-south-downs), [Mid Sussex](https://openindex.co.uk/constituency/mid-sussex), [Dorking and Horley](https://openindex.co.uk/constituency/dorking-and-horley), [Crawley](https://openindex.co.uk/constituency/crawley), [Godalming and Ash](https://openindex.co.uk/constituency/godalming-and-ash), [East Grinstead and Uckfield](https://openindex.co.uk/constituency/east-grinstead-and-uckfield)

## Similar places

Constituencies with the closest mix of age and density. [Chippenham](https://openindex.co.uk/constituency/chippenham), [North East Hampshire](https://openindex.co.uk/constituency/north-east-hampshire), [South Derbyshire](https://openindex.co.uk/constituency/south-derbyshire), [Harpenden and Berkhamsted](https://openindex.co.uk/constituency/harpenden-and-berkhamsted), [East Surrey](https://openindex.co.uk/constituency/east-surrey), [Doncaster North](https://openindex.co.uk/constituency/doncaster-north).

## Latest updates for Horsham

- Dental practices updated: NHS England · Oct 2026.
- Schools updated: Ofsted · Oct 2026.
- GP practices updated: NHS England · Oct 2026.
- Schools updated: Department for Education · Oct 2026.

The same figures as JSON: https://openindex.co.uk/v1/places/E14001294

## How to cite

Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/constituency/horsham, or to one figure with its anchor, https://openindex.co.uk/constituency/horsham#f-ge2024-majority.

Open Index's own text and the figures it works out are licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Source data keeps its publishers' licences, named with each figure. Give each figure's period and source with it.

Snapshot 2026.10.8, https://doi.org/10.5281/zenodo.23508850. The HTML page: https://openindex.co.uk/constituency/horsham