Constituency

Chesham and Amersham

Boundary: Chesham and Amersham (2024). Basemap © OpenStreetMap, © CARTO. Boundary: ONS, Open Government Licence.

At a glance

The MP for Chesham and Amersham is Sarah Green (Liberal Democrat), who has held the seat since winning a by-election in June 2021. At the 2024 general election the seat was a LD gain from Con: she took 44.9% of the vote for a majority of 5,451, on a 72.7% turnout. Compared with the 2019 general election, the Liberal Democrat share of the vote was up 18.6 points, and turnout fell from 76.8%.

Current MP

Sarah Green

Liberal Democrat

2024 general election result

Majority 5,451 · Turnout 72.7% · Electorate 74,889

CandidatePartyVotesShare
Sarah Green 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%

Past election results

Every General Election and by-election in this seat, newest first. Open one for the full candidate list.

ElectionWinnerResultMajority
2024 Sarah Green (LD) LD gain from Con 5,451
2021 by-election Sarah Green (LD) LD gain from Con 8,028
2019 Cheryl Gillan (Con) Con hold 16,223
2017 Cheryl Gillan (Con) Con hold 22,140
2015 Cheryl Gillan (Con) Con hold 23,920
2010 Cheryl Gillan (Con) Con hold 16,710

Members for this seat

Everyone who has won the seat at the elections in our records, which begin with the 2010 general election. Members before then are not shown.

MemberPartyPeriod
Sarah Green Liberal Democrat 2021 by-election to present
Cheryl Gillan Conservative 2010 to 2021

Source: 2024 general election result from the official Parliament constituency profile.