# Chesham and Amersham

The north of the South East. About 101,695 people (mid-2024 estimate) in 145 square kilometres.

Sarah Green has been the Liberal Democrat MP for Chesham and Amersham since July 2024. They won by 5,451 votes on a 72.7% turnout.

Constituency. Code E14001162. In: [South East](https://openindex.co.uk/south-east)

## MP and the 2024 result

Sarah Green has been the Liberal Democrat MP for Chesham and Amersham since July 2024.
They won by 5,451 votes on a 72.7% turnout.

MP: [Sarah Green](https://members.parliament.uk/member/4918) (Liberal Democrat).

### General election, 4 July 2024: Chesham and Amersham

| Candidate | Party | Votes | Share |
| --- | --- | --- | --- |
| Sarah Green (elected) | Liberal Democrat | 24,422 | 44.8% |
| Gareth Williams | Conservative | 18,971 | 34.8% |
| Laurence Jarvis | Reform UK | 5,310 | 9.8% |
| Chris Chilton | Labour | 3,502 | 6.4% |
| Justine Fulford | Green Party | 1,673 | 3.1% |
| Muhammad Khan | Workers Party of Britain | 466 | 0.9% |
| Julian Foster | Heritage Party | 111 | 0.2% |

Electorate 74,889. Turnout 72.7%. Majority 5,451 (10.0%). 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/3380

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: 10.0%** (July 2024). The winner in Chesham and Amersham had a majority of 10.0% of valid votes at the general election on 4 July 2024 (House of Commons Library). Joint 222nd smallest majority of 650. Source: UK Parliament election results, July 2024. Published 4 July 2024. https://openindex.co.uk/constituency/chesham-and-amersham#f-ge2024-majority
- **Turnout, 2024 general election: 72.7%** (July 2024). Turnout in Chesham and Amersham at the general election on 4 July 2024 was 72.7% (House of Commons Library). Joint 5th highest turnout of 650. Source: UK Parliament election results, July 2024. Published 4 July 2024. https://openindex.co.uk/constituency/chesham-and-amersham#f-ge2024-turnout
- **Population: 99,059** (2021). Chesham and Amersham had 99,059 usual residents at the census (ONS Census 2021). 263rd least 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/chesham-and-amersham#f-population
- **People in radon Affected Area squares: 99%** (2022). About 99% of people in Chesham and Amersham 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/chesham-and-amersham#f-radon-affected-share

## On the map

- [Radon Affected Area by constituency](https://openindex.co.uk/map/radon-affected-areas?place=E14001162) (Worked out by Open Index · 2022): About 99% of people in Chesham and Amersham 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=E14001162) (UK House Price Index · July 2026): Published for whole councils, so the map colours all of Buckinghamshire, where most of this constituency lies. The outline is Chesham and Amersham.
- [Crime and ASB by council](https://openindex.co.uk/map/recorded-crime?place=E14001162) (Police recorded crime and outcomes (data.police.uk) · August 2026): Published for whole councils, so the map colours all of Buckinghamshire, where most of this constituency lies. The outline is Chesham and Amersham.
- [Population by constituency](https://openindex.co.uk/map/population?place=E14001162) (Census 2021, England and Wales): Chesham and Amersham had 99,059 usual residents at the census.

## How Chesham and Amersham compares

Each constituency against every other constituency the measure covers.

| Measure | Chesham and Amersham | Rank | Compared with |
| --- | --- | --- | --- |
| Majority, 2024 general election | 10.0% | joint 222nd smallest majority | 650 constituencies, UK · Jul 2024 |
| Turnout, 2024 general election | 72.7% | joint 5th highest turnout | 650 constituencies, UK · Jul 2024 |
| Population | 99,059 | 263rd least populated | 650 constituencies, UK · 2021 |
| People in radon Affected Area squares | 99% | joint 41st most people in radon Affected Areas | 650 constituencies, UK · 2022 |

## What is the population of Chesham and Amersham?

Chesham and Amersham had 99,059 usual residents at the census.
Chesham and Amersham is the 263rd least populated of 650 in the UK.

## Figures for the whole of Buckinghamshire

Most of Chesham and Amersham lies in Buckinghamshire. These figures are published for the whole of Buckinghamshire, not for constituencies, so they describe the council and not Chesham and Amersham itself. [See Buckinghamshire](https://openindex.co.uk/buckinghamshire)

- **Average house price: £479,736** (July 2026). Buckinghamshire’s average house price was £479,736 in July 2026 (HM Land Registry). Up 1.1% in a year. Source: UK House Price Index, July 2026. Published 16 September 2026.
- **Median full-time pay: £43,290** (2025). Full-time workers living in Buckinghamshire earned a median of £43,290 in 2025 (ONS earnings survey). 81st highest paid of 348. Source: Annual Survey of Hours and Earnings, 2025. Published 23 October 2025.
- **House price to pay: 11.1×** (2025). A home in Buckinghamshire costs 11.1 times local full-time pay. Joint 31st 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: 11.9** (2025). Buckinghamshire has a deprivation score of 11.9 in the English Indices of Deprivation 2025 (MHCLG). 47th least deprived of 296. Source: English Indices of Deprivation 2025, 2025. Published 30 October 2025.

## Chesham and Amersham in brief

The winner in Chesham and Amersham had a majority of 10.0% of valid votes at the general election on 4 July 2024.
Turnout in Chesham and Amersham at the general election on 4 July 2024 was 72.7%.
Chesham and Amersham had 99,059 usual residents at the census.
About 99% of people in Chesham and Amersham live in a 1 km square that the radon atlas marks as a radon Affected Area.

## About

- Type: Constituency
- Code: E14001162
- Council: [Buckinghamshire †](https://openindex.co.uk/buckinghamshire)
- Region: [South East](https://openindex.co.uk/south-east)
- Nation: [England](https://openindex.co.uk/england)
- Area: 145 km²
- People, mid-2024: 101,695*
- Wards: 6
- Middle areas: 12
- Neighbourhoods: 59
- Output areas: 295

* 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

[Mid Buckinghamshire](https://openindex.co.uk/constituency/mid-buckinghamshire), [Beaconsfield](https://openindex.co.uk/constituency/beaconsfield), [South West Hertfordshire](https://openindex.co.uk/constituency/south-west-hertfordshire), [Hemel Hempstead](https://openindex.co.uk/constituency/hemel-hempstead), [Wycombe](https://openindex.co.uk/constituency/wycombe), [Harpenden and Berkhamsted](https://openindex.co.uk/constituency/harpenden-and-berkhamsted)

## Similar places

Constituencies with the closest mix of age and density. [Mid Leicestershire](https://openindex.co.uk/constituency/mid-leicestershire), [Sheffield Hallam](https://openindex.co.uk/constituency/sheffield-hallam), [Meriden and Solihull East](https://openindex.co.uk/constituency/meriden-and-solihull-east), [Farnham and Bordon](https://openindex.co.uk/constituency/farnham-and-bordon), [Keighley and Ilkley](https://openindex.co.uk/constituency/keighley-and-ilkley), [Beaconsfield](https://openindex.co.uk/constituency/beaconsfield).

## Latest updates for Chesham and Amersham

- 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/E14001162

## How to cite

Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/constituency/chesham-and-amersham, or to one figure with its anchor, https://openindex.co.uk/constituency/chesham-and-amersham#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/chesham-and-amersham