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Parliamentary constituency

Chesham and Amersham

Current MP, latest election result, geographic context and official constituency information.

At a glance

Current MP
Sarah Green
Party
Liberal Democrat
Latest election
4 July 2024
Electorate
74,889
Turnout
72.7%
Majority
5,451

Where is Chesham and Amersham?

The map shows this constituency alongside neighbouring parliamentary constituencies for geographic context.

Chesham and Amersham Beaconsfield Slough Hemel Hempstead South West Hertfordshire Aylesbury Maidenhead Harpenden and Berkhamsted Ruislip, Northwood and Pinner Uxbridge and South Ruislip Windsor Watford Wycombe Hayes and Harlington Dunstable and Leighton Buzzard Harrow West Ealing North Luton South and South Bedfordshire Spelthorne Ealing Southall Feltham and Heston St Albans Runnymede and Weybridge Harrow East Luton North Bracknell Brentford and Isleworth Brent West Mid Buckinghamshire Hertsmere Twickenham Wokingham Mid Bedfordshire Esher and Walton Ealing Central and Acton Hendon Buckingham and Bletchley Brent East Earley and Woodley Reading Central Richmond Park Hammersmith and Chiswick Chipping Barnet Welwyn Hatfield Kingston and Surbiton Queen's Park and Maida Vale Finchley and Golders Green Henley and Thame Hitchin Putney Kensington and Bayswater Chelsea and Fulham Hampstead and Highgate Wimbledon Stevenage Southgate and Wood Green Hornsey and Friern Barnet Battersea Holborn and St Pancras Tooting Islington North Cities of London and Westminster Mitcham and Morden Clapham and Brixton Hill Islington South and Finsbury Vauxhall and Camberwell Green Enfield North Edmonton and Winchmore Hill Tottenham Hackney North and Stoke Newington Streatham and Croydon North Hackney South and Shoreditch Dulwich and West Norwood Bermondsey and Old Southwark Reading West and Mid Berkshire Peckham Bethnal Green and Stepney Broxbourne Oxford East Walthamstow Lewisham West and East Dulwich Lewisham North North East Hertfordshire Stratford and Bow Poplar and Limehouse Chingford and Woodford Green Beckenham and Penge Leyton and Wanstead Bicester and Woodstock Lewisham East Oxford West and Abingdon Didcot and Wantage Greenwich and Woolwich East Ham Epping Forest West Ham and Beckton Ilford North Bromley and Biggin Hill Eltham and Chislehurst Hertford and Stortford Erith and Thamesmead Orpington Newbury Harlow Sevenoaks Banbury England
Chesham and Amersham

Boundary data: ONS Open Geography Portal.

Local context

About this constituency

Chesham and Amersham lies in the Chilterns of south Buckinghamshire and is centred on the two towns in its name. It also includes communities such as Little Chalfont, Great Missenden, Prestwood and surrounding villages. Chesham occupies the valley of the River Chess, while Amersham combines the historic old town with a larger twentieth-century settlement around the railway. Outside the principal towns, much of the constituency is made up of wooded hills, farmland and villages within the Chiltern landscape. The seat therefore has a mixed commuter-town and rural character, with settlements separated by substantial areas of open countryside despite their proximity to London.

Description last reviewed 1 September 2026.

Current MP

Sarah Green MP

Liberal Democrat

Represents Chesham and Amersham in the House of Commons.

Latest election

2024 General Election

Held on 4 July 2024

Winning party
Liberal Democrat
Majority
5,451
Turnout
72.7%
Full candidate result (7 candidates)
CandidatePartyVotesShareChange
Sarah GreenElectedLiberal Democrat24,42244.8%22.4%
Gareth WilliamsConservative18,97134.8%-21.5%
Laurence JarvisReform UK5,3109.8%
Chris ChiltonLabour3,5026.4%-7.5%
Justine FulfordGreen Party1,6733.1%-1.8%
Muhammad KhanWorkers Party of Britain4660.9%
Julian FosterHeritage Party1110.2%

Election data comes from UK Parliament. Turnout percentage is calculated by Project Open Gov from Parliament's turnout and electorate figures.

People and place

A population and household snapshot for Chesham and Amersham, using validated House of Commons Library constituency datasets.

Estimated population101,628
EstimateMid-2024 estimate
Region / nationSouth East

Age profile

0 to 1722.4% · 22,810 people
18 to 245.9% · 5,961 people
25 to 349.1% · 9,250 people
35 to 4920.0% · 20,357 people
50 to 6420.9% · 21,216 people
65 and over21.7% · 22,034 people

Population figures are mid-2024 estimates from the House of Commons Library. Project Open Gov calculates the estimated population shown above by summing the six published age-band counts. View population source ↗

Home ownership and renting

Housing tenure shows how households in this constituency described their home at the most recent census.

39,260 householdsCensus 2021
Home owners74.7% · 29,315 households
Private renters12.5% · 4,927 households
Social renters12.1% · 4,734 households
Other tenure0.7% · 284 households

“Other tenure” combines shared ownership and households recorded as living rent free.

Housing-tenure figures come from the most recent census: 2021 in England, Wales and Northern Ireland and 2022 in Scotland. View housing-tenure source ↗

Household composition

A broad view of household types in this constituency. Project Open Gov uses the four broad groups supplied by the Commons Library so the presentation remains consistent across the UK.

39,260 householdsCensus 2021
One-person households25.4% · 9,974 households
Families with dependent children32.5% · 12,777 households
Other single-family households38.9% · 15,284 households
Other household types3.1% · 1,225 households

Household-composition figures come from the Commons Library constituency dataset. The source uses census data and Project Open Gov displays its broad household groups rather than attempting to harmonise the detailed categories itself. View household-composition source ↗

Disability and day-to-day activities

The source records whether day-to-day activities are limited and uses separate person-level tables for England & Wales, Scotland and Northern Ireland.

99,061 people in the source baseCensus 2021Source comparison: England & Wales
Day-to-day activities limited a lot4.8% · 4,715 people
Day-to-day activities limited a little8.3% · 8,215 people
Not disabled under the Equality Act86.9% · 86,131 people

Comparison note: the workbook uses different source terminology across the UK: England & Wales uses “Disabled under the Equality Act”, while Scotland and Northern Ireland use “Disabled” / “Non-disabled”. Project Open Gov therefore preserves the source categories and does not present them as one single like-for-like UK legal definition.

Disability figures come from the Commons Library constituency workbook. This profile uses the person-level tables only; the workbook also contains separate household-level disability tables which are not used here. View disability source ↗

Petitions

Open UK Government and Parliament petitions that have reached at least 10,000 signatures nationally, ranked here by the number of signatures recorded in this constituency.

Petition signatures are not a poll and do not show what the constituency as a whole thinks. A person can also sign more than one petition.

Open petitionCloses 1 October 2026

Hold a referendum to bring the water industry into public ownership

Signatures in this constituency370
Signatures nationally196,369

Government response published · Debate scheduled for 14 September 2026

Open petitionCloses 12 September 2026

Make a public animal abuser register & automatically ban ownership

Signatures in this constituency353
Signatures nationally244,689

Government response published · Debate scheduled for 29 June 2026

Open petitionCloses 6 September 2026

Ban anyone convicted of terrorism offences from standing for public office

Signatures in this constituency261
Signatures nationally206,593

Government response published · Debate scheduled for 6 July 2026

Open petitionCloses 20 November 2026

Hold a UK-wide briefing on climate and nature risks

Signatures in this constituency232
Signatures nationally118,715

Government response published · 100,000-signature debate threshold reached

Open petitionCloses 17 October 2026

Support the Ceramics Industry and protect British manufacturing jobs and skills

Signatures in this constituency185
Signatures nationally110,856

Government response published · Debate scheduled for 6 July 2026

View 74 more petitions
Open petitionCloses 10 October 2026

Change surrogacy law to recognise intended parents from birth

Signatures in this constituency149
Signatures nationally112,993

Government response published · Debate scheduled for 7 September 2026

Open petitionCloses 21 October 2026

Remove sentence reductions for guilty pleas in controlling and coercive cases

Signatures in this constituency148
Signatures nationally105,312

Government response published · Debate scheduled for 19 October 2026

Open petitionCloses 24 September 2026

Legislate to ban FPNs and prosecutions related to school attendance

Signatures in this constituency147
Signatures nationally129,565

Government response published · 100,000-signature debate threshold reached

Signature counts come from the official UK Government and Parliament petitions data and may change while a petition remains open. Browse official petitions ↗

Funding and local projects

National Lottery grants awarded to organisations recorded in this parliamentary constituency since 4 July 2024.

The constituency is based on the recipient organisation recorded in the source data. The funded activity may sometimes take place across a wider area.

Grants recorded23
Total awarded£857,978

Most recent awards

National Lottery grantAwarded 4 June 2026

Kilpisjarvi artist residency

Grant to individual

£6,500

Arts Council England · Arts

About this award

Kilpisjarvi artist residency - Not discipline specific - National Lottery Project Grants

National Lottery grantAwarded 21 May 2026

Community Allotment Accessible Flooring

Woodside Community Allotment

£1,092

The National Lottery Community Fund · Charitable and Community including Health, Education and Environment

About this award

Woodside Community Allotment - Environment - National Lottery Awards for All England

National Lottery grantAwarded 22 April 2026

Migration Stories

Chesham Museum

£29,897

Arts Council England · Arts

About this award

Migration Stories - Visual arts - National Lottery Project Grants

National Lottery grantAwarded 19 March 2026

TT Club

Amersham TT Club

£3,568

Sport England · Sport

About this award

This project will purchase table tennis table and train level 1 and level 2 coaches. Twice-weekly sessions will be delivered. Funding will also be for venue hire and publicity.

National Lottery grantAwarded 11 March 2026

The Divine Trinity Immersive Experience

Grant to individual

£26,731

Arts Council England · Arts

About this award

The Divine Trinity Immersive Experience - Music - National Lottery Project Grants

18 more awards are available.

Source: DCMS National Lottery Grants Database. The figures shown cover awards from 4 July 2024 to 1 July 2026. View official grants data ↗

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